List of top Environmental Studies Questions on Water (Oceans, Rivers, Lakes, and Glaciers)

Match List I with List II

List I		List II
A.	Meanders	I.	Glaciers
B.	U-shaped valleys	II.	lakes
C.	Solution sinks	III.	River
D.	Alkali flats	IV.	Groundwater

Choose the correct answer from the options given below:

Which of the following does not form scales in water pipes of boilers or water cooling systems ?

Which of following species is not a proton accepter in natural waters ?

Which of the following zone in a lake/pond will have the highest biochemical oxygen demand(BOD) ?