The taste of water is ______...? Mcqs

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The taste of water is ______...?

(A) Sour
(B) Bitter

(C) Sweet
(D) Tasteless

✅ Correct Answer: Tasteless

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Source: This question is taken from the Everyday Science

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The sky appears blue because the earth’s atmosphere __________...?

(A) Scatters blue light
(B) Reflects blue light

(C) Transmits blue light
(D) Has actual blue cover

✅ Correct Answer: Scatters blue light

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Source: This question is taken from the Everyday Science

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The planets visible to us without using a telescope are __________...?

(A) 3
(B) 4

(C) 5
(D) 6

✅ Correct Answer: 5

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Source: This question is taken from the Everyday Science

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A piece of matter in pure form is termed as ______...?

(A) Redical
(B) Mixture

(C) Compound
(D) Substance

✅ Correct Answer: Substance

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Source: This question is taken from the Everyday Science

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In the Centigrade scale, the freezing point of water is _______ and the boiling point of water is ________...?

(A) 0°C, 50°C
(B) 10°C, 100°C

(C) 0°C, 100°C
(D) 5°C, 90°C

✅ Correct Answer: 0°C, 100°C

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Source: This question is taken from the Everyday Science

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Naturally occurring enzyme used as a defense chemical by bacteria ______...?

(A) Defense protein
(B) Restriction enzyme

(C) Hydrolytic enzyme
(D) Ligase enzyme

✅ Correct Answer: Restriction enzyme

Comments

Source: This question is taken from the Everyday Science

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The step-up transformer ______...?

(A) Increases the input current
(B) Increases the input voltage

(C) Has more turns in the primary
(D) Has less turns in the secondary coil

✅ Correct Answer: Increases the input voltage

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Source: This question is taken from the Everyday Science

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For an object to escape from the surface of a celestial body, the kinetic energy of the object must be: __________...?

(A) Less than the gravitational potential energy of the body
(B) Equal to the gravitational potential energy of the body

(C) Greater than the gravitational potential energy of the body
(D) None of the above

✅ Correct Answer: Greater than the gravitational potential energy of the body

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Source: This question is taken from the Everyday Science

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What is the distance of the star Proxima Centauri from the planet Earth ________...?

(A) 4.2 light years
(B) 3.2 light years

(C) 2.4 light years
(D) 1.5 light years

✅ Correct Answer: 4.2 light years

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Source: This question is taken from the Everyday Science

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Saffron is obtained from which among the following parts of the plant ________...?

(A) Anther
(B) Stigma

(C) Stamen
(D) Pollen

✅ Correct Answer: Stigma

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Source: This question is taken from the Everyday Science

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Boiling point of pure water is __________...?

(A) 90’C
(B) 97’C

(C) 100’C
(D) None of these

✅ Correct Answer: 100’C

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Source: This question is taken from the Everyday Science

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In Fahrenheit scale the freezing point of water is ______ and boiling point of water is _______ ...?

(A) 32°F, 212°F
(B) 212°F, 32°F

(C) 35°F, 210°F
(D) 210°F, 35°F

✅ Correct Answer: 32°F, 212°F

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Source: This question is taken from the Everyday Science

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What is the number of known crystalline phases of water ________...?

(A) 4
(B) 8

(C) 17
(D) 18

✅ Correct Answer: 18

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Source: This question is taken from the Everyday Science

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Plant grow near coastal area called ______...?

(A) Xerophyte
(B) Halophyte

(C) Epiphyte
(D) Hygrophyte

✅ Correct Answer: Halophyte

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Source: This question is taken from the Everyday Science

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Sound travels fastest in _______...?

(A) Air
(B) Water

(C) Diamond
(D) Steel

✅ Correct Answer: Diamond

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Source: This question is taken from the Everyday Science

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Non stick cooking utensils are coated with________...?

(A) Black paint
(B) PVC

(C) Teflon
(D) polystyrene

✅ Correct Answer: Teflon

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Source: This question is taken from the Everyday Science

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At night, Plants intake __________ and release __________...?

(A) Oxygen – Carbon dioxide
(B) Carbon dioxide – Oxygen

(C) Oxygen – Carbon monoxide
(D) None of theseCarbon monoxide – Oxygen

✅ Correct Answer: Oxygen – Carbon dioxide

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Source: This question is taken from the Everyday Science

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Biodiversity is effected with _______...?

(A) Pollution
(B) Deforestation

(C) Over hunting
(D) All of these

✅ Correct Answer: All of these

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Source: This question is taken from the Everyday Science

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It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the_______...?

(A) pitch
(B) Frequency

(C) Time period
(D) Quality

✅ Correct Answer: pitch

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Source: This question is taken from the Punjab Police Sub Inspector Service Quota PPSC Past Paper

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The process in which seed grows in to a new plant is called ______...?

(A) Fertilization
(B) Germination

(C) Vernalization
(D) None of these

✅ Correct Answer: Germination

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The movement of organic materials (food) take place through ______...?

(A) Xylem
(B) Vessels

(C) Tracheid
(D) Phloem

✅ Correct Answer: Phloem

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Source: This question is taken from the Everyday Science

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Triple point of water is _________...?

(A) 271 K
(B) 272.2 K

(C) 273.16 K
(D) None of these

✅ Correct Answer: 273.16 K

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Source: This question is taken from the Everyday Science

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Drugs for treatment of rheumatoid arthritis can be obtained from ______...?

(A) Animals
(B) Minerals

(C) Plants
(D) Micro organisms

✅ Correct Answer: Minerals

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Source: This question is taken from the Everyday Science

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Water covers __________ of the Earth’s surface...?

(A) 61%
(B) 67%

(C) 71%
(D) 76%

✅ Correct Answer: 71%

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Source: This question is taken from the Everyday Science

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Which of the following metal occurs in free state ______________...?

(A) Lead
(B) Iron

(C) Mercury
(D) Copper

✅ Correct Answer: Lead

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Source: This question is taken from the Everyday Science

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According to Quark theory, there are _________ elementary particles....?

(A) Three
(B) Six

(C) Nine
(D) Ten

✅ Correct Answer: Six

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Study of fruit is called ___________...?

(A) Pomology
(B) Plriculture

(C) Sericulture
(D) Apiculture

✅ Correct Answer: Pomology

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Source: This question is taken from the Everyday Science

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Plants do exchange of gases through ______...?

(A) Roots
(B) Stomata

(C) Stem
(D) All of these

✅ Correct Answer: All of these

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Source: This question is taken from the Everyday Science

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Sound waves are _________ waves....?

(A) Transverse
(B) Electromagnetic

(C) Longitudinal
(D) None of these

✅ Correct Answer: Longitudinal

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A Fahrenheit thermometer indicates a temperature of ‘ 14°F. its corresponding reading on the Celsius scale will be _________...?

(A) – 2O°C
(B) – 10°C

(C) + 10°C
(D) + 20°C

✅ Correct Answer: – 10°C

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The male gonads in rabbit are ______...?

(A) Testis
(B) Ovaries

(C) Scrotal sac
(D) Vas deferens

✅ Correct Answer: Testis

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Source: This question is taken from the Everyday Science

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Synthetic resins are used on places where _______...?

(A) Electric resistance is required
(B) Water resistance is required

(C) Adhesion is required
(D) Friction is required

✅ Correct Answer: Adhesion is required

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Source: This question is taken from the Everyday Science

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Vector quantities have _____ along with magnitude and unit....?

(A) Magnitude
(B) Direction

(C) Both a and b
(D) None of them

✅ Correct Answer: Both a and b

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Source: This question is taken from the Everyday Science

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Calcium level in the blood is regulated by the: ___________...?

(A) Thyroid
(B) Parathyroid

(C) Adrenal medulla
(D) A and B

✅ Correct Answer: A and B

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Source: This question is taken from the Everyday Science

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Which colour of light is deviated least ________....?

(A) Red
(B) Blue

(C) Violet
(D) Green

✅ Correct Answer: Red

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Source: This question is taken from the Everyday Science

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Sunsets on Mars are _________...?

(A) Red
(B) Blue

(C) Yellow
(D) Orange

✅ Correct Answer: Blue

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Source: This question is taken from the Everyday Science

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Which of the following vitamins is synthesized in the body by intestinal bacteria_______...?

(A) Vitamins B1
(B) Vitamins B12

(C) Vitamins E
(D) Vitamins K

✅ Correct Answer: Vitamins K

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Corona disease is a ________  disease...?

(A) Infectious diseases
(B) Deficiency disease

(C) Hereditary disease
(D) Physiological diseases

✅ Correct Answer: Infectious diseases

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Source: This question is taken from the Everyday Science

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Sunlight is made of__________colours...?

(A) Seven colours
(B) Five colours

(C) Three colours
(D) Non of these

✅ Correct Answer: Seven colours

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Source: This question is taken from the Everyday Science

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Alzheimer’s disease is a _________ disorder....?

(A) Genetic
(B) Brain

(C) Eye
(D) Body Weight Loss

✅ Correct Answer: Brain

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Botany is also called _______ ...?

(A) Phytology
(B) Phycology

(C) Pedology
(D) Plantophyta

✅ Correct Answer: Phytology

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The Earth takes ______ to revolve around the sun....?

(A) 365 days and 4 hours
(B) 365 days and 6 hours

(C) 365 days and 8 hours
(D) 365 days and 10 hours

✅ Correct Answer: 365 days and 6 hours

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The harvesting is most important step of ______...?

(A) Preparation of soap
(B) Preparation of cold drinks

(C) Preparation of sugar
(D) Preparation of medicines

✅ Correct Answer: Preparation of sugar

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Source: This question is taken from the Everyday Science

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Mohs’ Scale” is used to indicate the_________...?

(A) Degree of hardness of minerals
(B) Degree of viscosity of a liquid

(C) Degree of elasticity of a material
(D) Degree of brittleness of a substance

✅ Correct Answer: Degree of hardness of minerals

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Source: This question is taken from the Everyday Science

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The audible range of normal bat ear is ______...?

(A) 20 Hz to 120 kHz
(B) 20 Hz to 20 kHz

(C) 20 kHz to 110 kHz
(D) 20 Hz to 50 KHz

✅ Correct Answer: 20 kHz to 110 kHz

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Source: This question is taken from the Everyday Science

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NASA’s Mars rover, __________ , has been exploring Mars since 2012....?

(A) Diversity
(B) Serenity

(C) Curiosity
(D) Divinity

✅ Correct Answer: Curiosity

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Source: This question is taken from the Everyday Science

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The shielding effect across the period _______...?

(A) Increases
(B) Decrease

(C) Moderate
(D) Same

✅ Correct Answer: Decrease

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In Fahrenheit scale the freezing point of water is ______...?

(A) 30°F
(B) 32°F

(C) 34°F
(D) 100°F

✅ Correct Answer: 32°F

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Source: This question is taken from the Everyday Science

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The moon has a large, circular basin called _____________...?

(A) the Simerian Basin
(B) the Inbrium Basin

(C) the Imbrium Basin
(D) Black Bowl Basin

✅ Correct Answer: the Imbrium Basin

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Source: This question is taken from the Everyday Science

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There are many different types of frozen water on Earth. Collectively, they are known as the: ___________...?

(A) Hydrosphere
(B) Cryosphere

(C) Frigid Zone
(D) Biosphere

✅ Correct Answer: Cryosphere

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Source: This question is taken from the Everyday Science

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In the ball and bowl system, the mean position is at ______...?

(A) The earth
(B) Floor of the bowl

(C) Center of bowl
(D) Extreme position

✅ Correct Answer: Center of bowl

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Source: This question is taken from the Everyday Science

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The abrasives are ______...?

(A) Water
(B) Water insoluble minerals

(C) Water semi soluble minerals
(D) Water absorving minerals

✅ Correct Answer: Water insoluble minerals

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Source: This question is taken from the Everyday Science

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Exosphere interacts with ___________ of Earth at roughly distance of 10,000 km....?

(A) Electrosphere
(B) Magnetosphere

(C) Spectrosphere
(D) Echosphere

✅ Correct Answer: Magnetosphere

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Source: This question is taken from the Everyday Science

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The season changes because of the ____________...?

(A) Moon is revolving round the earth
(B) Earth is revolving round its axis

(C) Earth is revolving round the sun
(D) Planet Mars is attracting the sun

✅ Correct Answer: Earth is revolving round the sun

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Source: This question is taken from the Everyday Science

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Atmospheric pressure decreases with the _______...?

(A) Increase in longitude
(B) Decrease in altitude

(C) Increase in altitude
(D) Increase in latitude

✅ Correct Answer: Increase in altitude

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Source: This question is taken from the Everyday Science

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Most protists are ______...?

(A) Terrestrial
(B) Fungal

(C) Photosynthetic
(D) Aquatic

✅ Correct Answer: Aquatic

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Source: This question is taken from the Everyday Science

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The distance between Earth and Sun is greatest during ____________...?

(A) Apehelion
(B) Astronomical

(C) Lopsided
(D) Astronomi

✅ Correct Answer: Apehelion

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What is the third most common gas found in the air we breathe ________ ...?

(A) Hydrogen
(B) Neon

(C) Carbondioxide
(D) Argon

✅ Correct Answer: Argon

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Source: This question is taken from the Everyday Science

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The materials required for photosynthesis are _______...?

(A) Water (H2O) and Oxygen (O2)
(B) Water (H2O) and Carbon Dioxide (CO2)

(C) Carbon Dioxide (CO2) and Light Energy
(D) Glucose (C6H12O6) and Oxygen (O2)

✅ Correct Answer: Carbon Dioxide (CO2) and Light Energy

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The vapour pressure of a liquid increases with the _______...?

(A) Increase of pressure
(B) Increase of temperature

(C) Increase of intermolecular forces
(D) Increase the polarity of molecules

✅ Correct Answer: Increase of temperature

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Source: This question is taken from the Everyday Science

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The Boolean expression of an AND gate is ______...?

(A) A . B
(B) A + B

(C) A x B
(D) None of these

✅ Correct Answer: A . B

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The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere ___________...?

(A) Barograph
(B) Radiosonde

(C) Aneroid barometer
(D) Altimeter

✅ Correct Answer: Radiosonde

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Source: This question is taken from the Everyday Science

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The vitamin Folate works together with __________ to produce new red blood cells...?

(A) Vitamin D
(B) Vitamin A

(C) Vitamin B-12
(D) None of the above

✅ Correct Answer: Vitamin B-12

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Source: This question is taken from the Everyday Science

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Electronics comprises the _________...?

(A) Physics
(B) Engineering

(C) Technology
(D) All of these

✅ Correct Answer: All of these

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The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________...?

(A) 1120 ft
(B) 120 ft

(C) 56 ft
(D) 100 ft

✅ Correct Answer: 56 ft

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Water soluble Vitamins are _________...?

(A) A & D vitamins
(B) B & C vitamins

(C) A & K vitamins
(D) B & K vitamins

✅ Correct Answer: B & C vitamins

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Source: This question is taken from the Everyday Science

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Silver fish is the name of__________...?

(A) Insect
(B) Fish

(C) Bird
(D) Mammal

✅ Correct Answer: Insect

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Most of the ozone in the atmosphere is concentrated in the _____________...?

(A) Mesosphere
(B) Troposphere

(C) Stratosphere
(D) ionosphere

✅ Correct Answer: Stratosphere

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The earth’s ___________ is divided into 15 major plates of various sizes...?

(A) Mesosphere
(B) Stratosphere

(C) Lithosphere
(D) None

✅ Correct Answer: Lithosphere

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There are ______types of respiration takes place in frog....?

(A) 1
(B) 2

(C) 3
(D) None of these

✅ Correct Answer: 3

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Source: This question is taken from the Everyday Science

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Cancer can be treated by ___________...?

(A) Antibiotics & vaccines
(B) Radiotherapy & antibiotics

(C) Chemotherapy & radiotherapy
(D) Antibiotics & Chemotherapy

✅ Correct Answer: Chemotherapy & radiotherapy

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Source: This question is taken from the Everyday Science

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In blood, the percentage of water is___________...?

(A) 75%
(B) 85%

(C) 90%
(D) 95%

✅ Correct Answer: 90%

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Covalent network crystals have_____________...?

(A) higher melting point then molecular crystals
(B) lower melting point then molecular crystals

(C) discrete molecules linked by Van der waals forces
(D) hydrogen bonding

✅ Correct Answer: higher melting point then molecular crystals

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Metabolic reactions are _______...?

(A) Constructive reactions
(B) Destructive reactions

(C) Inhibiting reactions
(D) Both A and B

✅ Correct Answer: Both A and B

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The head of femur attached with _______...?

(A) Pelvic girdles
(B) Pectoral girdle

(C) Scapula
(D) Acetabulum of pelvic gridles

✅ Correct Answer: Acetabulum of pelvic gridles

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A solid is a state of matter _____...?

(A) Definite volume and indefinite shape
(B) Indefinite volume and definite shape

(C) Definite volume and definite shape
(D) Indefinite volume and indefinite shape

✅ Correct Answer: Definite volume and definite shape

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Leukemia is a disease of the___________...?

(A) Lungs
(B) Blood

(C) Skin
(D) Nerves

✅ Correct Answer: Blood

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Despite the fluctuation in human body temperature. The temperature of human body remains at _________...?

(A) 35 °C
(B) 37 °C

(C) 42 °C
(D) 54 °C

✅ Correct Answer: 37 °C

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The human eye acts like a ______...?

(A) Camera
(B) Telescope

(C) Projector
(D) Microscope

✅ Correct Answer: Camera

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Hygrometer is used for measuring the ______...?

(A) Humidity of air
(B) Speed of sound

(C) Density of milk
(D) Specific gravity of liquids

✅ Correct Answer: Humidity of air

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The first organism on earth were _______________...?

(A) autotrophs
(B) heterotrophs

(C) saprotrophs
(D) none of these

✅ Correct Answer: heterotrophs

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Periodontics deals with _____________...?

(A) Surgery of spine
(B) Stomach disorders

(C) Ligaments restoration
(D) Dentistry

✅ Correct Answer: Dentistry

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Freezing point of water is__________...?

(A) 0°C
(B) -2°C

(C) -4°C
(D) None of above

✅ Correct Answer: 0°C

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Melanoma (skin cancer) is associated with ______________...?

(A) ozone accumulation
(B) ozone depletion

(C) acid rain
(D) allergens

✅ Correct Answer: ozone depletion

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The species that flower are called ______________...?

(A) Gymnosperms
(B) Bryophytes

(C) Angiosperms
(D) Algae

✅ Correct Answer: Angiosperms

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According to kinetic molecular theory, the pressure exerted by a gas is caused by the _______...?

(A) Bombardment of the gas molecules on the walls of the container
(B) Collision between gas molecules

(C) Large distances between gas molecules
(D) Random motion of the gas molecules

✅ Correct Answer: Bombardment of the gas molecules on the walls of the container

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The potential of pure water is ____...?

(A) Zero
(B) 1

(C) 2
(D) 3

✅ Correct Answer: Zero

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In general, the most destructive earthquake waves are the __________ ...?

(A) P waves
(B) S waves

(C) Surface waves
(D) All of the above

✅ Correct Answer: Surface waves

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If a machine performs 20 J of work in 10 sec. then it power is ______...?

(A) 200 watt
(B) 20 watt

(C) 2 watt
(D) 0.2 watt

✅ Correct Answer: 2 watt

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The red blood cells originate in the ____________...?

(A) Brain
(B) Muscles

(C) Ligaments
(D) Bone Marrow

✅ Correct Answer: Bone Marrow

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Density of Water is_________...?

(A) 897 kg/m³
(B) 997 kg/m³

(C) 1000 kg/m³
(D) 1025 kg/m³

✅ Correct Answer: 997 kg/m³

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The earlier biotechnologist were _____...?

(A) Biologist
(B) Agriculturist

(C) Genetist
(D) Farmers

✅ Correct Answer: Farmers

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The blind spot is located at the ___________ of the eye ...?

(A) pupil
(B) vitreous humor

(C) aqueous humor
(D) optic disc

✅ Correct Answer: optic disc

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Cotyledons are very Important because they ________...?

(A) Store Food
(B) Store Water

(C) Store Air
(D) None of these

✅ Correct Answer: Store Food

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The Great Spot is on the planet __________...?

(A) Saturn
(B) Venus

(C) Mars
(D) Jupiter

✅ Correct Answer: Jupiter

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Root hair is long, thin and tubular structure, it increases surface area which increases the _____...?

(A) Rate of absorption of water
(B) Rate of photosynthesis

(C) Rate of respiration
(D) Rate of growth

✅ Correct Answer: Rate of absorption of water

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In a transverse wave, the ______ is the distance b/w its two adjacent crests or troughs...?

(A) Wavelength
(B) Frequency

(C) Amplitude
(D) Velocity

✅ Correct Answer: Wavelength

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A fresh egg when placed in salt water will __________ ...?

(A) sink and go to the bottom
(B) sink but will not go to the bottom

(C) Float
(D) Burst

✅ Correct Answer: Float

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During winter in cold countries, the __________ is mixed to melt the ice on the icy roads....?

(A) Salt
(B) Chlorine

(C) Carbon dioxide
(D) Water

✅ Correct Answer: Salt

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The waves that have maximum penetrating power to treat tumors are ______...?

(A) Ultraviolet radiation
(B) Microwaves

(C) Gamma-rays
(D) Radio waves

✅ Correct Answer: Gamma-rays

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Source: This question is taken from the Everyday Science

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Heavy mechanical complex use a large amount of water for_________...?

(A) Cooling
(B) Freezing

(C) Washing
(D) Mixing

✅ Correct Answer: Cooling

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Source: This question is taken from the Everyday Science

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Sound waves first enter the ______...?

(A) Eardrum
(B) Cochlea

(C) Ear Canal
(D) Stirrup

✅ Correct Answer: Ear Canal

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Source: This question is taken from the Everyday Science

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A camera uses a __________ to form an image....?

(A) convex lens
(B) concave lens

(C) condenser lens
(D) none of these

✅ Correct Answer: convex lens

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Source: This question is taken from the Everyday Science

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A telescope is an instrument that gathers _______ from distant sources....?

(A) Sound
(B) Light

(C) Heat
(D) Water

✅ Correct Answer: Heat

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The materials required for respiration are ______...?

(A) Glucose (C6H12O6) and Oxygen (O2)
(B) Glucose (C6H12O6) and Water (H2O)

(C) Carbon Dioxide (CO2) and Water (H2O)
(D) Oxygen (O2) and Light Energy

✅ Correct Answer: Glucose (C6H12O6) and Oxygen (O2)

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The audible range of normal elephant ear is ______...?

(A) 16 Hz to 20kHz
(B) 10 Hz to 31kHz

(C) 67 Hz to 45kHz
(D) 20 Hz to 20kHz

✅ Correct Answer: 16 Hz to 20kHz

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Selective reabsorption in nephron takes place at ______...?

(A) Glomerulus
(B) Malpighian body

(C) Convulated tubules
(D) Loop of Henle's

✅ Correct Answer: Convulated tubules

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Oasis is associated with___________...?

(A) Glaciers
(B) Desert

(C) Islands
(D) Volcanoes

✅ Correct Answer: Desert

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Which pollutant from motor car exhaust causes mental disease _____...?

(A) Carbon dioxide
(B) Lead

(C) Sulpher Dioxide
(D) Mercury

✅ Correct Answer: Lead

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Active site continuously changes it shapes until the substrate do not bind to it, is statement of ______...?

(A) Induce fit model
(B) Lock and key model

(C) Fluid mosaic model
(D) Both A and B

✅ Correct Answer: Induce fit model

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To illuminate the inaccessible places in the tooth, dentists use ______...?

(A) Convex mirror
(B) Concave lens

(C) Convex lens
(D) Concave mirror

✅ Correct Answer: Concave mirror

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Which of the following are non-biodegradable materials ______...?

(A) Dead Animals
(B) Plastics

(C) Bread
(D) None of these

✅ Correct Answer: Plastics

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In 2013, Planck measured the age of the universe at ___________...?

(A) 13.82 billion years
(B) 4.53 billion years

(C) 4.6 billion years
(D) 4.53 billion years

✅ Correct Answer: 13.82 billion years

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It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the_______...?

(A) pitch
(B) Frequency

(C) Time period
(D) Quality

✅ Correct Answer: pitch

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Stomach stores the ___________...?

(A) enzime
(B) Food

(C) hcl
(D) None of These

✅ Correct Answer: Food

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A mature, large ovary and seed are _____...?

(A) Stem
(B) Leaf

(C) Flower
(D) Fruit

✅ Correct Answer: Fruit

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The value of Kc increases when ______...?

(A) [Product] is less
(B) [Product] is more

(C) [Reactant] is more
(D) [Reactant = product]

✅ Correct Answer: [Product] is more

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Female Ova are ___________...?

(A) Haploid
(B) Diploid

(C) Triploid
(D) None of these

✅ Correct Answer: Haploid

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A gas is a state of matter _______...?

(A) Definite volume and definite shape
(B) Definite volume and indefinite shape

(C) Indefinite volume and indefinite shape
(D) Indefinite volume and definite shape

✅ Correct Answer: Indefinite volume and indefinite shape

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The horizontal rows of the periodic table are called ______...?

(A) Groups
(B) Periods

(C) Sets
(D) Matrices

✅ Correct Answer: Periods

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Brass gets discoloured in air because of the presence of which of the following gases in air ________ ...?

(A) Carbon dioxide
(B) Oxygen

(C) Nitrogen
(D) Hydrogen sulphide

✅ Correct Answer: Hydrogen sulphide

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Each seed is covered on the outside by a _______, which is also known as _______....?

(A) Embryo, Endosperm
(B) Endosperm, Pericarp

(C) Seed coat, Testa
(D) Seedling, Radicle

✅ Correct Answer: Seed coat, Testa

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The protons and neutrons are found in the center of the atom, which is called the _________of the atom...?

(A) Nucleus
(B) Headquarters

(C) Hub
(D) None of These

✅ Correct Answer: Nucleus

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The approximate value of the speed of sound in air at 0°C temperature ______...?

(A) 332 m/s
(B) 34 m/s

(C) 17 m/s
(D) 680 m/s

✅ Correct Answer: 332 m/s

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Bile is released from ______...?

(A) Pancreas
(B) Stomach

(C) Liver
(D) Gallbladder

✅ Correct Answer: Liver

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Albert Einstein was a____________...?

(A) Physicist
(B) Physician

(C) Chemist
(D) Biologist

✅ Correct Answer: Physicist

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The two chromatids are attached to each other at ______...?

(A) Telomere
(B) Histone

(C) Chromonema
(D) Centromere

✅ Correct Answer: Centromere

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Field of research that examines mathematical representations of biological system called _____...?

(A) Ratio
(B) Mathematical biology

(C) Proportion
(D) Law

✅ Correct Answer: Mathematical biology

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Ozone layer exist above the earth about ______...?

(A) 35km
(B) 25km

(C) 40km
(D) 30km

✅ Correct Answer: 30km

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Bt seed is associated with:___________...?

(A) Rice
(B) Wheat

(C) Cotton
(D) Oilseed

✅ Correct Answer: Cotton

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The Scientific Study of Caves are know as _________ ...?

(A) Haematology
(B) Speleology

(C) Oology
(D) Oneriology

✅ Correct Answer: Speleology

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If the current in a wire which is placed perpendicular to a magnetic field increases, the force on the wire ______...?

(A) Increases
(B) Decreases

(C) Remains the same
(D) Will be zero

✅ Correct Answer: Increases

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Trachoma is the disease of the________ ...?

(A) Brain
(B) Spinal cord

(C) Larynx
(D) Eye

✅ Correct Answer: Eye

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Ionic crystals have ______...?

(A) High melting points
(B) Moderate melting points

(C) Low melting points
(D) None of above

✅ Correct Answer: High melting points

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pH value of water is _________...?

(A) 5
(B) 5-6

(C) 8.7-10.5
(D) 6.5-8.5

✅ Correct Answer: 6.5-8.5

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The optic nerve which is found in the human brain is also called ___________...?

(A) Second cranial nerve
(B) Mini nervous

(C) Carnival nerve
(D) Sustained nerve

✅ Correct Answer: Second cranial nerve

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In general, Comets have __________ orbits...?

(A) Elliptical
(B) Highly elliptical

(C) Circular
(D) Parabolic

✅ Correct Answer: Highly elliptical

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Removal of extra liquid water is _____...?

(A) Exudation
(B) Guttation

(C) Respiration
(D) Transpiration

✅ Correct Answer: Guttation

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Tetanus is a _________ infection....?

(A) Viral
(B) Bacterial

(C) Fungal
(D) Parasitic

✅ Correct Answer: Bacterial

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Scalar quantities have ______ and suitable unit....?

(A) Magnitude
(B) Direction

(C) Both a and b
(D) None of them

✅ Correct Answer: Magnitude

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The three elements needed for healthy growth of plants are __________...?

(A) N, P, K
(B) N, C, P

(C) N, K,
(D) N, S, P

✅ Correct Answer: N, P, K

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the delicate lungs are protected by a cage that is called ______...?

(A) luvcage
(B) Ribcage

(C) both A & B
(D) None of these

✅ Correct Answer: Ribcage

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During the daytime for the photosynthesis, plants require ______...?

(A) O2
(B) N2

(C) CO2
(D) H2

✅ Correct Answer: CO2

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Plant stem that arise from buds on the base of parent plants are ______...?

(A) Bulb
(B) Rhizome

(C) Sucker
(D) Runner

✅ Correct Answer: Sucker

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The audible range of normal cat ear is _______...?

(A) 10 Hz to 31kHz
(B) 67 Hz to 45kHz

(C) 20 Hz to 20kHz
(D) 45 Hz to 64kHz

✅ Correct Answer: 45 Hz to 64kHz

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The main constituent of Pearls are: ______________...?

(A) Calcium oxide &Ammonium Chloride
(B) Calcium Carbonate &Megnesium Carbonate

(C) Aragonite & Conchiolin
(D) None of these

✅ Correct Answer: Calcium Carbonate &Megnesium Carbonate

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A liquid is a state of matter _______...?

(A) Definite volume and definite shape
(B) Indefinite volume and definite shape

(C) Definite volume and indefinite shape
(D) Indefinite volume and indefinite shape

✅ Correct Answer: Definite volume and indefinite shape

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Source: This question is taken from the Everyday Science

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Ohm's law states that _______...?

(A) Resistance increases as current increases
(B) Resistance decreases as current increases

(C) Resistance increases as voltage increases
(D) Current increases as voltage increases

✅ Correct Answer: Current increases as voltage increases

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Which of the following planets has the smallest diameters_____...?

(A) Mercury
(B) Marx

(C) Pluto
(D) Venus

✅ Correct Answer: Mercury

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In Fahrenheit scale the boiling point of water is ______...?

(A) 208°F
(B) 210°F

(C) 212°F
(D) 214°F

✅ Correct Answer: 212°F

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Trachoma is a disease of the___________...?

(A) Liver
(B) Eyes

(C) Lungs
(D) Kidneys

✅ Correct Answer: Eyes

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The only non metal exists in liquid state is ___________...?

(A) Mercury
(B) Bromine

(C) Phosphorus
(D) Iodine

✅ Correct Answer: Bromine

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Hygrometer is used for measuring the ____________...?

(A) Speed of sound
(B) Density of milk

(C) Humidity of air
(D) Specific gravity of liquids

✅ Correct Answer: Humidity of air

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Combustion can not take place without __________...?

(A) Hydrogen
(B) Air

(C) Oxygen
(D) Argon

✅ Correct Answer: Air

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USB stands for ______...?

(A) Universal serial Bussiness
(B) Universal Serial Bus

(C) Universal Secondary Bus
(D) Unary Serial Bus

✅ Correct Answer: Universal Serial Bus

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The Earth behaves like a magnet with ______ poles...?

(A) Four
(B) Three

(C) Two
(D) None of these

✅ Correct Answer: Two

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The hormone ADH release from ______...?

(A) Pituitary gland
(B) Kidneys

(C) Liver
(D) Lungs

✅ Correct Answer: Pituitary gland

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What percentage of earth’s water supply is fresh water___________...?

(A) 3%
(B) 5%

(C) 21%
(D) None of these

✅ Correct Answer: 3%

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There are almost _______of nephrons in the each kidney in human body...?

(A) 5 million
(B) 3 million

(C) 1 million
(D) 10 million

✅ Correct Answer: 1 million

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To view dim stars, we use ______...?

(A) Compound microscope
(B) Endoscope

(C) Telescope
(D) Simple microscope

✅ Correct Answer: Telescope

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Tyndall effect is related to the ______ of light...?

(A) Reflection
(B) Dispersion

(C) Scattering
(D) Refraction

✅ Correct Answer: Scattering

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There are ______ themes in geography....?

(A) Three
(B) Four

(C) Five
(D) Seven

✅ Correct Answer: Five

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Plant have ________ while animals lack it....?

(A) starch
(B) cellulose

(C) protein
(D) fat

✅ Correct Answer: cellulose

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Earthquake waves travel faster in __________...?

(A) Water
(B) Flexibl rock

(C) Air
(D) Soil

✅ Correct Answer: Water

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The Moon is illuminated because it ________ the light from the Sun....?

(A) Absorbs
(B) Reflects

(C) Deflects
(D) Refracts

✅ Correct Answer: Reflects

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Digital T.V emits that ______...?

(A) X rays
(B) Y rays

(C) Z rays
(D) Radio Waves

✅ Correct Answer: Radio Waves

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Digestion of food is completed in the __________...?

(A) small intestine
(B) large intestine

(C) stomach
(D) Liver

✅ Correct Answer: small intestine

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Seed Coat is also called _________...?

(A) Radical
(B) Testa

(C) Tegmen
(D) None of these

✅ Correct Answer: Testa

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Water is a ______...?

(A) Polar solvent
(B) Non-polar solvent

(C) Amphiphatic solvent
(D) Non-polar charged solvent

✅ Correct Answer: Polar solvent

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Goitre is associated with___________...?

(A) Pituitary gland
(B) Thyroid gland

(C) Thymus gland
(D) Para-Thyroid gland

✅ Correct Answer: Thyroid gland

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The condition for the validity of Ohm's law is that the ______...?

(A) Temperature should remain constant
(B) Current should be proportional to voltage

(C) Resistance must be wire wound type
(D) All of the above

✅ Correct Answer: Temperature should remain constant

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Which vegetable is also a flower __________...?

(A) Lady Finger
(B) Broccoli

(C) Tomato
(D) None of these

✅ Correct Answer: Broccoli

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In middle latitudes, which cloud will have the lowest base ________________________ ...?

(A) Cirrostratus
(B) Stratocumulus

(C) Altocumulus
(D) Cirrus

✅ Correct Answer: Stratocumulus

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Carbon dioxide enters into plants through ______...?

(A) Roots
(B) Leaves

(C) Petals
(D) Stomata

✅ Correct Answer: Stomata

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A temporary magnet should be made from _______...?

(A) Copper
(B) Tin

(C) Iron
(D) None

✅ Correct Answer: Iron

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Examples of Monosaccharides are ___________....?

(A) Glucose
(B) Galactose

(C) Fructose
(D) All of these

✅ Correct Answer: All of these

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Chemical formula for Water is _______ ...?

(A) NaAlO2
(B) H2O

(C) Al2O3
(D) CaSiO3

✅ Correct Answer: H2O

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Rate of reaction will increase when temperature ______...?

(A) Increases
(B) Decreases

(C) Below 10°C
(D) Both A and B

✅ Correct Answer: Increases

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Root hairs are most important to a plant because they ______...?

(A) Store starch
(B) Contain xylem tissues

(C) Provide a habitat for nitrogen fixing bacteria
(D) Increase the surface area for absorption

✅ Correct Answer: Increase the surface area for absorption

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Elements are made of _________...?

(A) Atoms
(B) Molecules

(C) H2O
(D) Compounds

✅ Correct Answer: Atoms

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The discovery of neutron became very late because _______ ...?

(A) It does not carry any charge
(B) It does not move

(C) It is a fundamental particle
(D) It is present in nucleus

✅ Correct Answer: It does not carry any charge

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The exact duplication of DNA is called ______...?

(A) Duplication
(B) Replication

(C) Transcription
(D) Translation

✅ Correct Answer: Replication

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Butter paper is _________ material because it scatters light....?

(A) Transparent
(B) Translucent

(C) Opaque
(D) None

✅ Correct Answer: Translucent

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The density of water is __________...?

(A) 1 g/cm3
(B) 1.5 g/cm3

(C) 2 g/cm3
(D) none of these

✅ Correct Answer: 1 g/cm3

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Solution of biological problem starts with ______...?

(A) Hypothesis
(B) Experimentation

(C) Conclusion
(D) Observation

✅ Correct Answer: Observation

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When a warm air is lifted off the surface in temperature depression it is called ________...?

(A) An occlusion
(B) A cold front

(C) An anticyclone
(D) A warm front

✅ Correct Answer: An occlusion

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The products of the reaction between carbon dioxide and water are ______...?

(A) Glucose (C6H12O6) and Nitrogen (N2)
(B) Glucose (C6H12O6) and Oxygen (O2)

(C) Starch (C6H10O5) and Water (H2O)
(D) Cellulose (C6H10O5) and Carbon Monoxide (CO)

✅ Correct Answer: Glucose (C6H12O6) and Oxygen (O2)

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According to quantum theory of light, photons are _______...?

(A) Waves
(B) Particles

(C) Energy packets
(D) Electromagnetic

✅ Correct Answer: Energy packets

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Source: This question is taken from the Everyday Science

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