Environmental Science MCQs

Question 1

As the difference between the air temperature and the dew point increases, the relative humidity:

Accepted Answer

Decreases

Answer

Increases

Answer

Remains constant at a value less than 100%

Answer

Remains constant and equal to 100%

Question 2

Biodiversity

Accepted Answer

Increases towards the equator

Answer

Decreases towards the equator

Answer

Remains same throughout the planet

Answer

Has no effect on change in latitude

Question 3

Herpetology is a branch of Science which deals with

Accepted Answer

Reptiles

Answer

Aves

Answer

Mammals

Answer

Fishes

Question 4

The amount of oil that may become available for use is called oil

Accepted Answer

Resources

Answer

Reserves

Answer

Reservoirs

Answer

Traps

Question 5

What is the name of the action plan for sustainable development in the Twenty first century framed in the Rio Declaration on Environment & Development (1992)?

Accepted Answer

Agenda 21

Answer

Action 21

Answer

Rio 21

Answer

Declaration 21

Question 6

________ is diffused into the ground by gravitational force.

Accepted Answer

Rain water

Answer

Ocean

Answer

River water

Answer

None of the above

Question 7

What is lotic habitat?

Accepted Answer

Running water habitat

Answer

Standing or still water habitat

Answer

Marine habitat

Answer

Stagnant water

Question 8

Which is the world's most deadliest snake?

Accepted Answer

Black mamba

Answer

Spitting cobra

Answer

Russel viper

Answer

Anaconda

Question 9

_________ is the most commonly used unit of radiation

Accepted Answer

Curie

Answer

Becquerel

Answer

Gray

Answer

Rutherford