The taste of water is ______...?

PPSC Past Papers

Latest MCQs

The taste of water is ______...?

(A) Sour

(B) Bitter

(C) Sweet

(D) Tasteless

Comments

Latest MCQs

The shielding effect across the period _______...?

(A) Increases

(B) Decrease

(C) Moderate

(D) Same

Comments

Latest MCQs

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

Comments

Latest MCQs

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

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) 1

(B) 2

(C) 3

(D) None of these

Comments

Latest MCQs

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

Comments

Latest MCQs

The species that flower are called ______________...?

(A) Gymnosperms

(B) Bryophytes

(C) Angiosperms

(D) Algae

Comments

Latest MCQs

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

(A) Genetic

(B) Brain

(C) Eye

(D) Body Weight Loss

Comments

Latest MCQs

Seed Coat is also called _________...?

(A) Radical

(B) Testa

(C) Tegmen

(D) None of these

Comments

Latest MCQs

The value of Kc increases when ______...?

(A) [Product] is less

(B) [Product] is more

(C) [Reactant] is more

(D) [Reactant = product]

Comments

Latest MCQs

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

(A) Convex mirror

(B) Concave lens

(C) Convex lens

(D) Concave mirror

Comments

Latest MCQs

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

(A) Haematology

(B) Speleology

(C) Oology

(D) Oneriology

Comments

Latest MCQs

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

(A) 3%

(B) 5%

(C) 21%

(D) None of these

Comments

Latest MCQs

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

(A) Saturn

(B) Venus

(C) Mars

(D) Jupiter

Comments

Latest MCQs

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

(A) Dead Animals

(B) Plastics

(C) Bread

(D) None of these

Comments

Latest MCQs

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

(A) Brain

(B) Muscles

(C) Ligaments

(D) Bone Marrow

Comments

Latest MCQs

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

(A) Absorbs

(B) Reflects

(C) Deflects

(D) Refracts

Comments

Latest MCQs

Oasis is associated with___________...?

(A) Glaciers

(B) Desert

(C) Islands

(D) Volcanoes

Comments

Latest MCQs

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

Comments

Latest MCQs

Examples of Monosaccharides are ___________....?

(A) Glucose

(B) Galactose

(C) Fructose

(D) All of these

Comments

Latest MCQs

Plants do exchange of gases through ______...?

(A) Roots

(B) Stomata

(C) Stem

(D) All of these

Comments

Latest MCQs

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

(A) Hydrogen

(B) Neon

(C) Carbondioxide

(D) Argon

Comments

Latest MCQs

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

(A) Preparation of soap

(B) Preparation of cold drinks

(C) Preparation of sugar

(D) Preparation of medicines

Comments

Latest MCQs

Sound waves are _________ waves....?

(A) Transverse

(B) Electromagnetic

(C) Longitudinal

(D) None of these

Comments

Latest MCQs

Biodiversity is effected with _______...?

(A) Pollution

(B) Deforestation

(C) Over hunting

(D) All of these

Comments

Latest MCQs

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

Comments

Latest MCQs

Leukemia is a disease of the___________...?

(A) Lungs

(B) Blood

(C) Skin

(D) Nerves

Comments

Latest MCQs

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

Comments

Latest MCQs

Carbon dioxide enters into plants through ______...?

(A) Roots

(B) Leaves

(C) Petals

(D) Stomata

Comments

Latest MCQs

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

(A) Calcium oxide &Ammonium Chloride

(B) Calcium Carbonate &Megnesium Carbonate

(C) Aragonite & Conchiolin

(D) None of these

Comments

Latest MCQs

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

(A) Redical

(B) Mixture

(C) Compound

(D) Substance

Comments

Latest MCQs

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

(A) Four

(B) Three

(C) Two

(D) None of these

Comments

Latest MCQs

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

Comments

Latest MCQs

Tetanus is a _________ infection....?

(A) Viral

(B) Bacterial

(C) Fungal

(D) Parasitic

Comments

Latest MCQs

Sunlight is made of__________colours...?

(A) Seven colours

(B) Five colours

(C) Three colours

(D) Non of these

Comments

Latest MCQs

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

(A) Mesosphere

(B) Stratosphere

(C) Lithosphere

(D) None

Comments

Latest MCQs

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

(A) 75%

(B) 85%

(C) 90%

(D) 95%

Comments

Latest MCQs

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

Comments

Latest MCQs

Female Ova are ___________...?

(A) Haploid

(B) Diploid

(C) Triploid

(D) None of these

Comments

Latest MCQs

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

Comments

Latest MCQs

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

Comments

Latest MCQs

Cotyledons are very Important because they ________...?

(A) Store Food

(B) Store Water

(C) Store Air

(D) None of these

Comments

Latest MCQs

The hormone ADH release from ______...?

(A) Pituitary gland

(B) Kidneys

(C) Liver

(D) Lungs

Comments

Latest MCQs

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

(A) 3

(B) 4

(C) 5

(D) 6

Comments

Latest MCQs

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

(A) Sound

(B) Light

(C) Heat

(D) Water

Comments

Latest MCQs

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

Comments

Latest MCQs

Non stick cooking utensils are coated with________...?

(A) Black paint

(B) PVC

(C) Teflon

(D) polystyrene

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) Anther

(B) Stigma

(C) Stamen

(D) Pollen

Comments

Latest MCQs

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

(A) Red

(B) Blue

(C) Violet

(D) Green

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) small intestine

(B) large intestine

(C) stomach

(D) Liver

Comments

Latest MCQs

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

(A) Groups

(B) Periods

(C) Sets

(D) Matrices

Comments

Latest MCQs

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

Comments

Latest MCQs

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

Comments

Latest MCQs

Plant grow near coastal area called ______...?

(A) Xerophyte

(B) Halophyte

(C) Epiphyte

(D) Hygrophyte

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) luvcage

(B) Ribcage

(C) both A & B

(D) None of these

Comments

Latest MCQs

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

Comments

Latest MCQs

The earlier biotechnologist were _____...?

(A) Biologist

(B) Agriculturist

(C) Genetist

(D) Farmers

Comments

Latest MCQs

Periodontics deals with _____________...?

(A) Surgery of spine

(B) Stomach disorders

(C) Ligaments restoration

(D) Dentistry

Comments

Latest MCQs

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

(A) 35km

(B) 25km

(C) 40km

(D) 30km

Comments

Latest MCQs

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

Comments

Latest MCQs

Sound waves first enter the ______...?

(A) Eardrum

(B) Cochlea

(C) Ear Canal

(D) Stirrup

Comments

Latest MCQs

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

Comments

Latest MCQs

Removal of extra liquid water is _____...?

(A) Exudation

(B) Guttation

(C) Respiration

(D) Transpiration

Comments

Latest MCQs

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

(A) Bulb

(B) Rhizome

(C) Sucker

(D) Runner

Comments

Latest MCQs

Sound travels fastest in _______...?

(A) Air

(B) Water

(C) Diamond

(D) Steel

Comments

Latest MCQs

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

Comments

Latest MCQs

The head of femur attached with _______...?

(A) Pelvic girdles

(B) Pectoral girdle

(C) Scapula

(D) Acetabulum of pelvic gridles

Comments

Latest MCQs

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

(A) Cirrostratus

(B) Stratocumulus

(C) Altocumulus

(D) Cirrus

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) Diversity

(B) Serenity

(C) Curiosity

(D) Divinity

Comments

Latest MCQs

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

(A) Defense protein

(B) Restriction enzyme

(C) Hydrolytic enzyme

(D) Ligase enzyme

Comments

Latest MCQs

The potential of pure water is ____...?

(A) Zero

(B) 1

(C) 2

(D) 3

Comments

Latest MCQs

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

Comments

Latest MCQs

In general, Comets have __________ orbits...?

(A) Elliptical

(B) Highly elliptical

(C) Circular

(D) Parabolic

Comments

Latest MCQs

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

(A) starch

(B) cellulose

(C) protein

(D) fat

Comments

Latest MCQs

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

Comments

Latest MCQs

Study of fruit is called ___________...?

(A) Pomology

(B) Plriculture

(C) Sericulture

(D) Apiculture

Comments

Latest MCQs

Sunsets on Mars are _________...?

(A) Red

(B) Blue

(C) Yellow

(D) Orange

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) Mesosphere

(B) Troposphere

(C) Stratosphere

(D) ionosphere

Comments

Latest MCQs

At night, Plants intake and release ...?

(A) Oxygen – Carbon dioxide

(B) Carbon dioxide – Oxygen

(C) Oxygen – Carbon monoxide

(D) None of theseCarbon monoxide – Oxygen

Comments

Latest MCQs

The human eye acts like a ______...?

(A) Camera

(B) Telescope

(C) Projector

(D) Microscope

Comments

Latest MCQs

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

(A) Electrosphere

(B) Magnetosphere

(C) Spectrosphere

(D) Echosphere

Comments

Latest MCQs

Which vegetable is also a flower __________...?

(A) Lady Finger

(B) Broccoli

(C) Tomato

(D) None of these

Comments

Latest MCQs

Albert Einstein was a____________...?

(A) Physicist

(B) Physician

(C) Chemist

(D) Biologist

Comments

Latest MCQs

Stomach stores the ___________...?

(A) enzime

(B) Food

(C) hcl

(D) None of These

Comments

Latest MCQs

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

(A) ozone accumulation

(B) ozone depletion

(C) acid rain

(D) allergens

Comments

Latest MCQs

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

(A) Glomerulus

(B) Malpighian body

(C) Convulated tubules

(D) Loop of Henle's

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) Transparent

(B) Translucent

(C) Opaque

(D) None

Comments

Latest MCQs

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

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) Barograph

(B) Radiosonde

(C) Aneroid barometer

(D) Altimeter

Comments

Latest MCQs

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

(A) Waves

(B) Particles

(C) Energy packets

(D) Electromagnetic

Comments

Latest MCQs

Botany is also called _______ ...?

(A) Phytology

(B) Phycology

(C) Pedology

(D) Plantophyta

Comments

Latest MCQs

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

(A) A . B

(B) A + B

(C) A x B

(D) None of these

Comments

Latest MCQs

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

(A) Magnitude

(B) Direction

(C) Both a and b

(D) None of them

Comments

Latest MCQs

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

Comments

Latest MCQs

Corona disease is a ________ disease...?

(A) Infectious diseases

(B) Deficiency disease

(C) Hereditary disease

(D) Physiological diseases

Comments

Latest MCQs

Water soluble Vitamins are _________...?

(A) A & D vitamins

(B) B & C vitamins

(C) A & K vitamins

(D) B & K vitamins

Comments

Latest MCQs

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

(A) 61%

(B) 67%

(C) 71%

(D) 76%

Comments

Latest MCQs

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)

Comments

Latest MCQs

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

(A) Telomere

(B) Histone

(C) Chromonema

(D) Centromere

Comments

Latest MCQs

Solution of biological problem starts with ______...?

(A) Hypothesis

(B) Experimentation

(C) Conclusion

(D) Observation

Comments

Latest MCQs

Combustion can not take place without __________...?

(A) Hydrogen

(B) Air

(C) Oxygen

(D) Argon

Comments

Latest MCQs

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

(A) Magnitude

(B) Direction

(C) Both a and b

(D) None of them

Comments

Latest MCQs

pH value of water is _________...?

(A) 5

(B) 5-6

(C) 8.7-10.5

(D) 6.5-8.5

Comments

Latest MCQs

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

Comments

Latest MCQs

Elements are made of _________...?

(A) Atoms

(B) Molecules

(C) H2O

(D) Compounds

Comments

Latest MCQs

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

Comments

Latest MCQs

Trachoma is the disease of the________ ...?

(A) Brain

(B) Spinal cord

(C) Larynx

(D) Eye

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) Ultraviolet radiation

(B) Microwaves

(C) Gamma-rays

(D) Radio waves

Comments

Latest MCQs

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

Comments

Latest MCQs

Hygrometer is used for measuring the ____________...?

(A) Speed of sound

(B) Density of milk

(C) Humidity of air

(D) Specific gravity of liquids

Comments

Latest MCQs

The first organism on earth were _______________...?

(A) autotrophs

(B) heterotrophs

(C) saprotrophs

(D) none of these

Comments

Latest MCQs

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

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) Carbon dioxide

(B) Lead

(C) Sulpher Dioxide

(D) Mercury

Comments

Latest MCQs

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

(A) Three

(B) Six

(C) Nine

(D) Ten

Comments

Latest MCQs

Ionic crystals have ______...?

(A) High melting points

(B) Moderate melting points

(C) Low melting points

(D) None of above

Comments

Latest MCQs

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

(A) convex lens

(B) concave lens

(C) condenser lens

(D) none of these

Comments

Latest MCQs

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

(A) Thyroid

(B) Parathyroid

(C) Adrenal medulla

(D) A and B

Comments

Latest MCQs

Goitre is associated with___________...?

(A) Pituitary gland

(B) Thyroid gland

(C) Thymus gland

(D) Para-Thyroid gland

Comments

Latest MCQs

Water is a ______...?

(A) Polar solvent

(B) Non-polar solvent

(C) Amphiphatic solvent

(D) Non-polar charged solvent

Comments

Latest MCQs

Triple point of water is _________...?

(A) 271 K

(B) 272.2 K

(C) 273.16 K

(D) None of these

Comments

Latest MCQs

The male gonads in rabbit are ______...?

(A) Testis

(B) Ovaries

(C) Scrotal sac

(D) Vas deferens

Comments

Latest MCQs

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

(A) Apehelion

(B) Astronomical

(C) Lopsided

(D) Astronomi

Comments

Latest MCQs

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

(A) Compound microscope

(B) Endoscope

(C) Telescope

(D) Simple microscope

Comments

Latest MCQs

Atmospheric pressure decreases with the _______...?

(A) Increase in longitude

(B) Decrease in altitude

(C) Increase in altitude

(D) Increase in latitude

Comments

Latest MCQs

Trachoma is a disease of the___________...?

(A) Liver

(B) Eyes

(C) Lungs

(D) Kidneys

Comments

Latest MCQs

Chemical formula for Water is _______ ...?

(A) NaAlO2

(B) H2O

(C) Al2O3

(D) CaSiO3

Comments

Latest MCQs

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

(A) 208°F

(B) 210°F

(C) 212°F

(D) 214°F

Comments

Latest MCQs

Most protists are ______...?

(A) Terrestrial

(B) Fungal

(C) Photosynthetic

(D) Aquatic

Comments

Latest MCQs

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

Comments

Latest MCQs

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

(A) Fertilization

(B) Germination

(C) Vernalization

(D) None of these

Comments

Latest MCQs

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

(A) 4

(B) 8

(C) 17

(D) 18

Comments

Latest MCQs

Digital T.V emits that ______...?

(A) X rays

(B) Y rays

(C) Z rays

(D) Radio Waves

Comments

Latest MCQs

Freezing point of water is__________...?

(A) 0°C

(B) -2°C

(C) -4°C

(D) None of above

Comments

Latest MCQs

Boiling point of pure water is __________...?

(A) 90’C

(B) 97’C

(C) 100’C

(D) None of these

Comments

Latest MCQs

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

(A) Copper

(B) Tin

(C) Iron

(D) None

Comments

Latest MCQs

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

(A) Lead

(B) Iron

(C) Mercury

(D) Copper

Comments

Latest MCQs

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

(A) Xylem

(B) Vessels

(C) Tracheid

(D) Phloem

Comments

Latest MCQs

Earthquake waves travel faster in __________...?

(A) Water

(B) Flexibl rock

(C) Air

(D) Soil

Comments

Latest MCQs

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

Comments

Latest MCQs

Bt seed is associated with:___________...?

(A) Rice

(B) Wheat

(C) Cotton

(D) Oilseed

Comments

Latest MCQs

There are ______ themes in geography....?

(A) Three

(B) Four

(C) Five

(D) Seven

Comments

Latest MCQs

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

Comments

Latest MCQs

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

Comments

Latest MCQs

The abrasives are ______...?

(A) Water

(B) Water insoluble minerals

(C) Water semi soluble minerals

(D) Water absorving minerals

Comments

Latest MCQs

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

Comments

Latest MCQs

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

Comments

Latest MCQs

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

Comments

Latest MCQs

Hygrometer is used for measuring the ______...?

(A) Humidity of air

(B) Speed of sound

(C) Density of milk

(D) Specific gravity of liquids

Comments

Latest MCQs

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)

Comments

Latest MCQs

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

(A) Animals

(B) Minerals

(C) Plants

(D) Micro organisms

Comments

Latest MCQs

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

Comments

Latest MCQs

USB stands for ______...?

(A) Universal serial Bussiness

(B) Universal Serial Bus

(C) Universal Secondary Bus

(D) Unary Serial Bus

Comments

Latest MCQs

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

(A) 30°F

(B) 32°F

(C) 34°F

(D) 100°F

Comments

Latest MCQs

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

(A) P waves

(B) S waves

(C) Surface waves

(D) All of the above

Comments

Latest MCQs

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

(A) Ratio

(B) Mathematical biology

(C) Proportion

(D) Law

Comments

Latest MCQs

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

Comments

Latest MCQs

Density of Water is_________...?

(A) 897 kg/m³

(B) 997 kg/m³

(C) 1000 kg/m³

(D) 1025 kg/m³

Comments

Latest MCQs

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

(A) O2

(B) N2

(C) CO2

(D) H2

Comments

Latest MCQs

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

(A) Wavelength

(B) Frequency

(C) Amplitude

(D) Velocity

Comments

Latest MCQs

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

(A) Cooling

(B) Freezing

(C) Washing

(D) Mixing

Comments

Latest MCQs

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

(A) Increases

(B) Decreases

(C) Below 10°C

(D) Both A and B

Comments

Latest MCQs

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

Comments

Latest MCQs

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

Comments

Latest MCQs

Silver fish is the name of__________...?

(A) Insect

(B) Fish

(C) Bird

(D) Mammal

Comments

Latest MCQs

Bile is released from ______...?

(A) Pancreas

(B) Stomach

(C) Liver

(D) Gallbladder

Comments

Latest MCQs

Cancer can be treated by ___________...?

(A) Antibiotics & vaccines

(B) Radiotherapy & antibiotics

(C) Chemotherapy & radiotherapy

(D) Antibiotics & Chemotherapy

Comments

Latest MCQs

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

(A) Mercury

(B) Bromine

(C) Phosphorus

(D) Iodine

Comments

Latest MCQs

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

(A) Stem

(B) Leaf

(C) Flower

(D) Fruit

Comments

Latest MCQs

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

(A) 5 million

(B) 3 million

(C) 1 million

(D) 10 million

Comments

Latest MCQs

The density of water is __________...?

(A) 1 g/cm3

(B) 1.5 g/cm3

(C) 2 g/cm3

(D) none of these

Comments

Latest MCQs

Metabolic reactions are _______...?

(A) Constructive reactions

(B) Destructive reactions

(C) Inhibiting reactions

(D) Both A and B

Comments

Latest MCQs

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

(A) Mercury

(B) Marx

(C) Pluto

(D) Venus

Comments

Latest MCQs

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

(A) Reflection

(B) Dispersion

(C) Scattering

(D) Refraction

Comments

Latest MCQs

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

(A) Duplication

(B) Replication

(C) Transcription

(D) Translation

Comments

Latest MCQs

Electronics comprises the _________...?

(A) Physics

(B) Engineering

(C) Technology

(D) All of these

Comments

Latest MCQs

The taste of water is ______...? Mcqs

PPSC Past Papers