Glucose is ______...? Mcqs

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Glucose is ______...?

(A) Vitamin
(B) Protein

(C) Carbohydrate
(D) Lipid

✅ Correct Answer: Carbohydrate

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Source: This question is taken from the Everyday Science

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Basidiospores are considered to be a major source of ___________...?

(A) airborne allergens
(B) water borne allergens

(C) animal faeces
(D) bio-weapon

✅ Correct Answer: airborne allergens

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A movable pulley is used as ______...?

(A) Speed multiplier
(B) Force multiplier

(C) Direction changer
(D) Load reducer

✅ Correct Answer: Force multiplier

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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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Instrument that measure the electric force ________...?

(A) Hygrometer
(B) Hydrometer

(C) Ammeter
(D) Voltmeter

✅ Correct Answer: Ammeter

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A pair of unlike parallel forces having different lines of force produce _______...?

(A) Equilibrium
(B) Torque

(C) A couple
(D) Unstable equilibrium

✅ Correct Answer: A couple

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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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Chiken egg is composed of _______ cells...?

(A) One cell
(B) 100 cells

(C) 1000 cells
(D) One million cells

✅ Correct Answer: One cell

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Friction opposes motion between two bodies in contact because of ______...?

(A) Charges on bodies
(B) Weight of bodies

(C) Roughness of surfaces
(D) None of above

✅ Correct Answer: Roughness of surfaces

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The expected number of RBCs in a single drop, or microliter, of blood is _________ million in Women....?

(A) 4.5 to 6.2 million
(B) 3.4 to 6.8 million

(C) 3.2 to 7.2 million
(D) 4.0 to 5.2 million

✅ Correct Answer: 4.0 to 5.2 million

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Most of the living things use O2 to produce ______...?

(A) ATP
(B) Alcohol

(C) Organic acid
(D) Ecological pyramid

✅ Correct Answer: ATP

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A binocular uses _________ prisms to see distant objects....?

(A) Porro
(B) Schmidt

(C) Fresnel
(D) Kepler

✅ Correct Answer: Porro

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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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During rainy season Wooden doors are difficult to open or closure because of ________ ...?

(A) Plasmolysis
(B) Imbibition

(C) Osmosis
(D) Diffusion

✅ Correct Answer: Imbibition

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Steam Turbine was introduce by ________ ...?

(A) C.A. Parson
(B) Orwill Right

(C) Arkwright
(D) Alexander son

✅ Correct Answer: C.A. Parson

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In group electron affinity values decreases from top to bottom because ______...?

(A) Atomic size normal
(B) Atomic size increases

(C) Atomic size decreases
(D) Atomic size same

✅ Correct Answer: Atomic size increases

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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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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 expected number of RBCs in a single drop, or microliter, of blood is _________ million in Men....?

(A) 4.5 to 6.2 million
(B) 3.4 to 6.8 million

(C) 3.2 to 7.2 million
(D) 4.0 to 5.2 million

✅ Correct Answer: 4.5 to 6.2 million

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Deficiency of vitamin C will cause:__________...?

(A) Beri-Beri
(B) Architis

(C) Scurvy
(D) Night-blindness

✅ Correct Answer: Scurvy

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Molasses is a byproduct of ______ Factory ...?

(A) Fertilizer
(B) Cotton seed oil

(C) Sugar
(D) Banaspati Ghee

✅ Correct Answer: Sugar

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Acid deposition causes ______________________...?

(A) the greenhouse effect to lessen
(B) lakes and forests to die

(C) acid indigestion in humans
(D) all the above are correct

✅ Correct Answer: lakes and forests to die

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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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For seeing objects at the surface of water from a submarine under water, the instrument used is ________...?

(A) Periscope
(B) Telescope

(C) Kaleidoscope
(D) Spectroscope

✅ Correct Answer: Periscope

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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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In the manufacture of banaspati ghee the gas used is __________...?

(A) Helium
(B) Hydrogen

(C) Oxygen
(D) Nitrogen

✅ Correct Answer: Hydrogen

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Urine is produced in __________...?

(A) Kidneys
(B) Lungs

(C) Large intestine
(D) Liver

✅ Correct Answer: Kidneys

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Numerical value of ______ remains constant every where....?

(A) g
(B) G

(C) F
(D) W

✅ Correct Answer: G

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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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Red + Green + Blue = ________...?

(A) Maroon
(B) White

(C) Black
(D) None of the above

✅ Correct Answer: White

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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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Fish is one of the best source of ______...?

(A) Protein
(B) Vitamin

(C) Mineral
(D) Carbohydrate

✅ Correct Answer: Protein

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Yeasts feeds on sugar in the dough and produces ______ gas....?

(A) Oxygen
(B) Hydrogen

(C) Carbon dioxide
(D) Nitrogen

✅ Correct Answer: Carbon dioxide

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Only male frog produce croacking sound because _________ ...?

(A) Male frog can magnify their voice with the help of sound box.
(B) Male frog have three pair of vocal cord

(C) Female frog have larynx but no vocal cord
(D) Female frog have no larynx

✅ Correct Answer: Female frog have no larynx

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Light dependent reaction takes place in ______...?

(A) Stroma
(B) Thylakoid

(C) Cristae
(D) Cisternae

✅ Correct Answer: Thylakoid

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Exposure to sunlight helps a person improve his health because ________...?

(A) Resistance power increases
(B) The infrared light kills bacteria in the body

(C) The ultraviolet rays convert skin oil into Vitamin D
(D) The pigment cells in the skin get stimulated and produce a healthy tan

✅ Correct Answer: The ultraviolet rays convert skin oil into Vitamin

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Water is a highly effective coolant for a car engine because _________...?

(A) Water is good conductor of heat
(B) Water has very high specific heat capacity

(C) Water boils at a comparatively high temperature
(D) Evaporation of water produces lot of cooling

✅ Correct Answer: Water has very high specific heat capacity

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

(A) 61%
(B) 67%

(C) 71%
(D) 76%

✅ Correct Answer: 71%

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H5N1 virus is caused of_______...?

(A) AIDs
(B) fever

(C) Bird flu
(D) non

✅ Correct Answer: Bird flu

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The electromagnetic rays used in radiotherapy to destroy cancer cells are ______...?

(A) Infrared rays
(B) X-rays

(C) Visible rays
(D) Ultraviolet rays

✅ Correct Answer: X-rays

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A blood alcohol level above ________ will often result in death:...?

(A) 0.10
(B) 0.20

(C) 0.30
(D) 0.41

✅ Correct Answer: 0.41

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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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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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Deficiency of vitamin E in the human body causes __________...?

(A) Muscle weakness and vision problem
(B) Bone problem

(C) Rickets
(D) Osteoporosis

✅ Correct Answer: Muscle weakness and vision problem

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Lack of _______ causes diabetes...?

(A) Vitamins
(B) Sugar

(C) Insulin
(D) Calcium

✅ Correct Answer: Insulin

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In fireworks,the green flame is produced because of __________...?

(A) Sodium
(B) Barium

(C) Mercury
(D) Potassium

✅ Correct Answer: Barium

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Surfactants reduce the ______ of water....?

(A) Viscosity
(B) Surface tension

(C) Boiling point
(D) Melting Point

✅ Correct Answer: Surface tension

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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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The use of potassium hydroxide produced a ________...?

(A) Hard soap
(B) Soft soap

(C) Moderate soap
(D) All of these

✅ Correct Answer: Soft soap

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Afternoon rains in the equatorial region are the result of influences _______...?

(A) Land Breeze
(B) Monsoon

(C) Frontal
(D) Convectional

✅ Correct Answer: Convectional

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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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A saturated solution of KCl on heating becomes _______...?

(A) Unsaturated
(B) Supersaturated

(C) Diluted
(D) All of these

✅ Correct Answer: Supersaturated

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Maximum biological damage is caused by ____________...?

(A) Gamma rays
(B) Alpha rays

(C) Beta rays
(D) Microwaves

✅ Correct Answer: Gamma rays

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The springs in brakes and clutches are used ______...?

(A) To restore original position
(B) To measure forces

(C) To absorb shocks
(D) To absorb strain energy

✅ Correct Answer: To restore original position

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The liquid molecules leave the surface of liquid in evaporation process because ______...?

(A) Energy is low
(B) Energy is moderate

(C) Energy is high
(D) None of these

✅ Correct Answer: Energy is high

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Bore is caused by______...?

(A) Rising tide while meeting river currents
(B) Friction from prevailing winds

(C) Spring tide and strong winds
(D) Unequal heating of oceans

✅ Correct Answer: Rising tide while meeting river currents

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A colour blind person cannot see ______...?

(A) Anything
(B) Red

(C) White
(D) Black

✅ Correct Answer: Red

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The gases used in different types of welding would include ___________...?

(A) Oxygen and hydrogen
(B) Oxygen, hydrogen, acetylene and nitrogen

(C) Oxygen, acetylene and argon
(D) Oxygen and acetylene

✅ Correct Answer: Oxygen and acetylene

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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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The deficiency of vitamin E causes _______ ...?

(A) Weak immune system
(B) Weak bones

(C) Lack of appetite
(D) Sterility

✅ Correct Answer: Sterility

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Corrosive effect on skin is caused by ______...?

(A) Acid
(B) Base

(C) Salt
(D) Both a & b

✅ Correct Answer: Acid

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The M.K.S. system was first introduced by _________ ...?

(A) Giorgi
(B) Archimedes

(C) Eienstein
(D) Newton

✅ Correct Answer: Giorgi

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Human beings use _______ liters of pure oxygen per day....?

(A) 550
(B) 2500

(C) 1,050
(D) 10,000

✅ Correct Answer: 550

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Instead of seeds, non-flowering plants produce _______...?

(A) Pollen
(B) Fruits

(C) Spores
(D) Leaves

✅ Correct Answer: Spores

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Permanent hardness of water due to sulphate of metals can be destroyed by the use of ________ ...?

(A) Zeolites
(B) Sulphonides

(C) Lime
(D) Nitrates

✅ Correct Answer: Zeolites

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Lead ball falls through water more slowly than through air because __________...?

(A) The value of ‘g’ is less in water
(B) Density of air is less than that of water

(C) Of the viscous force in water
(D) Of The surface tension of water

✅ Correct Answer: Of the viscous force in water

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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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The deficiency of vitamin K causes ________ ...?

(A) Loss of appetite
(B) Scurvy

(C) Sterility
(D) Blood clotting disorder

✅ Correct Answer: Blood clotting disorder

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A Spectroscope is used to _______...?

(A) Measure the distance of a star from Earth
(B) Identify the chemical elements present in a star

(C) Determine the temperature of a star
(D) Calculate the velocity of a star

✅ Correct Answer: Identify the chemical elements present in a star

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The process of photosynthesis produces glucose and ______...?

(A) Carbon dioxide
(B) Oxygen

(C) Water
(D) Carbo monoxide

✅ Correct Answer: Carbon dioxide

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Sound travel faster in solid as compare to gases because of ______...?

(A) Gas molecules are packed loosely
(B) Sound does not travel faster through a solid than a gas

(C) Solid molecules are packed tightly
(D) Gas molecules move faster

✅ Correct Answer: Solid molecules are packed tightly

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Lactose is ______...?

(A) Grape sugar
(B) Honey sugar

(C) Milk sugar
(D) Cane sugar

✅ Correct Answer: Milk sugar

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During night plants give out more ______...?

(A) Carbon Dioxide
(B) Oxygen

(C) Hydrogen
(D) Nitrogen

✅ Correct Answer: Carbon Dioxide

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What is the Molecular Formula for Glucose _______ ...?

(A) C4H10O6
(B) C5H11O6

(C) C6H12O6
(D) S6H12O6

✅ Correct Answer: C6H12O6

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Pneumatic systems is (are) used in ______...?

(A) Spray guns
(B) Pumps

(C) Vacuum cleaner
(D) Dental drill or dentistry tools

✅ Correct Answer: All of these

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Irritation caused by stimulus is the main cause of ______...?

(A) Tropism
(B) Movement

(C) Locomotion
(D) Arthritis

✅ Correct Answer: Movement

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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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When the angle of refraction is 90° and the refractive index for water is 1. 33, the critical angle is ______...?

(A) 48.8°
(B) 50.0°

(C) 49.1°
(D) 51.0°

✅ Correct Answer: 48.8°

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