31.
As the difference between the air temperature and the dew point increases, the relative humidity:

32.
Biodiversity

33.
Herpetology is a branch of Science which deals with

34.
The amount of oil that may become available for use is called oil

35.
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)?

36.
________ is diffused into the ground by gravitational force.

37.
What is lotic habitat?

38.
Which is the world's most deadliest snake?

39.
_________ is the most commonly used unit of radiation

40.
Which of the following rock types would most likely be the best oil reservoir?