Decrease of the size (length, area and volume) of a body due to change in temperature is called...? Mcqs

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Decrease of the size (length, area and volume) of a body due to change in temperature is called...?

(A) Thermal Expansion
(B) Thermal Contraction

(C) Thermal Density
(D) Thermal Compression

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Thermal energy transfer required per unit mass to increase the temperature by 1°C or 1 K is called...?

(A) Latent heat of Vaporization
(B) Specific heat capacity

(C) Latent heat of fusion
(D) Thermal capacity

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Water is a...?

(A) Compound
(B) Mixture

(C) Solution
(D) Element

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The valency of carbon Atom is __________ ...?

(A) 1
(B) 2

(C) 3
(D) 4

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Recognize the factor which does not affect the process of photosynthesis...?

(A) O2
(B) CO2

(C) H20
(D) Light

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Which mineral is makes red blood cells and it involved in oxygen transport and storage for energy conversions...?

(A) Magnesium
(B) Sodium

(C) Copper
(D) Iron

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The amount of energy required by the children of age between one to three years is___________...?

(A) 300 k Calories
(B) 600 k Calories

(C) 900 k Calories
(D) 1200 k Calories

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The amount of solid waste or concentration of gases other than oxygen increase in atmosphere is called...?

(A) Air pollution
(B) Ozone depletion

(C) Acid rain
(D) Greenhouse effect

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The part of brain involved in balance and precision in movements is ______...?

(A) Cerebrum
(B) Cerebellum

(C) Thalamus
(D) Medulla oblongata

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Force per unit area is called _____...?

(A) Volume
(B) Density

(C) Velocity
(D) Pressure

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