The thermosphere extends from an altitude of ________ to the base of ________ at ________...? Mcqs

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The thermosphere extends from an altitude of ________ to the base of ________ at ________...?

(A) 75 km, Mesosphere, 670 km
(B) 80 km, Ionosphere, 680 km

(C) 85 km, Exosphere, 690 km
(D) 90 km, Ozone Layer , 690 km

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A thick layer of air that surrounds the earth is known as...?

(A) Ozone
(B) Atmosphere

(C) Stratosphere
(D) Hydrosphere

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Which blood group is universal receiver...?

(A) Group A
(B) Group B

(C) Group AB
(D) GROUP O

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Keeping oneself clean is called...?

(A) Sanitation
(B) Hygiene

(C) Cleanliness
(D) Grooming

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The distance between two successive crests or troughs of a wave is called ______...?

(A) Frequency
(B) Amplitude

(C) Velocity
(D) Wavelength

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Detergents dissolved in water help in cleaning clothes by_________...?

(A) Increasing the temperature of water
(B) Reacting chemically with dirt

(C) Reducing the surface tension of water
(D) Dissolving dirt

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Which of the following is used in beauty parlours for hair setting...?

(A) Silicon
(B) Chlorine

(C) Sulphur
(D) Phosphorus

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Birth control pills contain synthetic________...?

(A) Sugars
(B) Hormones

(C) Vitamins
(D) Minerals

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Which of the following performs its function by converting electrical energy into motion...?

(A) An electric motor
(B) An electric bulb

(C) An electric iron
(D) None

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An image formed by a convex lens is called...?

(A) Real and Inverted
(B) Real and Upright

(C) Virtual and Inverted
(D) Virtual and Upright

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