Diffusion is a _____ process, which does not require energy input....? Mcqs

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Diffusion is a _____ process, which does not require energy input....?

(A) Active
(B) Fast

(C) Passive
(D) Slow

Latest MCQs

In which mode heat transfer in solids...?

(A) Convection
(B) Radiation

(C) Conduction
(D) None

Latest MCQs

What is caused by the revolution of the Earth around the Sun...?

(A) Day and Night
(B) Summer and Winter

(C) Tides
(D) Earthquakes

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How many coloumns in the modern Periodic Table...?

(A) 17
(B) 18

(C) 19
(D) None of these.

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Matter can change from one form into another by...?

(A) Heating
(B) Cooling

(C) Both A and B
(D) None

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What divides the Earth into the Northern and the Southern Hemispheres...?

(A) Axis of rotation
(B) Equator

(C) North Pole
(D) South Pole

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The chief constituents of gobar gas is_________...?

(A) Methane
(B) Oxygen

(C) Hydrogen
(D) Carbon monoxide

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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

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

(A) Unsaturated
(B) Supersaturated

(C) Diluted
(D) All of these

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The human brain uses__________ percent of the total oxygen and blood in the body...?

(A) 20
(B) 12

(C) 35
(D) 48

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