MH SET 2021 Paper 2 Environmental Sciences Question Paper (26-Sep-2021)

Question 1

Winds in the boundary layer (upto about 1000 m from ground upwards) are controlled by :

Accepted Answer

Pressure gradient force, frictional force, Coriolis force and centripetal force

Answer

Pressure gradient force and Coriolis force

Answer

Pressure gradient force and frictional force

Answer

Pressure gradient force and centripetal force

Question 2

In areas away from tropics (high Coriolis force) geotrophic wind is a steady wind which is a balanced motion where :

Accepted Answer

Pressure gradient force is balanced by Coriolis force

Answer

Pressure gradient force is balanced by centripetal force

Answer

Coriolis force is balanced by centripetal force

Answer

Coriolis force and centripetal force are balanced by pressure gradient force

Question 3

Atmosphere is a mechanical mixture of several gases and principal components are Nitrogen, Oxygen and Argon. The remain gases which amount to ................. of the total mass are called minor gases.

Accepted Answer

Less than 1%

Answer

10%

Answer

15%

Answer

5%

Question 4

A body which is radiating energy such as the sun has a wavelength where it has maximum energy emission (λm) that is given by, where T is temperature, P is pressure :

Accepted Answer

λmT = Constant

Answer

λm/P = Constant

Answer

λm/T = Constant

Answer

λmP = Constant

Question 5

Equinoxes are the periods when :

Accepted Answer

The sun shines equally on both Northern and Southern hemisphere

Answer

The sun is directly overhead at 23½° S

Answer

The sun is directly overhead at 23½° N

Answer

The earth is nearest to the sun

MH SET 2021 Paper 2 Environmental Sciences Question Paper (26-Sep-2021)

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