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5.	Potholes are the product of
	A.  Suspension
	B.  Corrosion
	C.  Solution
	D.  None of these

Answer

Ans: B Corrosion

6.	The soils and rock strata that are capable of holding water are
	A.  Aquicludes
	B.  Aquifers
	C.  Water table
	D.  None of these

Answer

Ans: A Aquicludes

7.	Rainwater dissolves carbon dioxide from the air and decaying plant and becomes
	A.  Calcium
	B.  Diluted carbonic acid
	C.  Nitric acid
	D.  None of these

Answer

Ans: B Diluted carbonic acid

8.	Ice sheets are found in
	A.  Finland
	B.  Queensland
	C.  Greenland
	D.  None of these

Answer

Ans: C Greenland