_________ extends from the top of the troposphere to the bottom of the mesosphere....? Mcqs

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_________ extends from the top of the troposphere to the bottom of the mesosphere....?

(A) Thermosphere
(B) Ionosphere

(C) Stratosphere
(D) None of the above

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Which amongst the following cannot pass through vacuum...?

(A) Light
(B) Radiation

(C) Sound
(D) None of These

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Choose the one incorrect statement from the followings...?

(A) Six elements such as C, H, O, N, S and P are called basic elements of life
(B) Foundation of life based on chemicals

(C) Members of different species form population
(D) Part of earth where life exists is called biosphere

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A mode of heat transfer that occurs by the mass motion of a fluid is called...?

(A) Radiation
(B) Convection

(C) Conduction
(D) None

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The study of the weather is called____________...?

(A) Meteorology
(B) Weatherology

(C) Ecology
(D) Geology

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A gas in a container of fixed volume is heated. What happens to the molecules of the gas...?

(A) They collide less frequently
(B) They expand

(C) They move faster
(D) They move further apart

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Water is heated in a kettlE. The inside water is heated by convection. A person sitting near the fire receives heat by ________...?

(A) Conduction
(B) Convection

(C) Radiation
(D) Reflection

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Escape velocity depends on ________...?

(A) Mass of the object trying to escape
(B) Radius of the planet or celestial body

(C) Both mass and radius of the planet or celestial body
(D) The velocity of the rotating planet

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What is the chance of diabetic baby born to parents both heterogeneous normal ...?

(A) Zero
(B) ¼

(C) ½
(D) ¾

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A bird sitting on a high tension electric wire does not get electrocuted because:...?

(A) Sit has high resistance
(B) the body is earthed

(C) it does not form a closed path for the flow of current
(D) its feet are good insulators

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