a2zinterviews

13.	The minimum area of the land required to completely sustain the life of one person is called his
	A.  Ecological foot print
	B.  Biome
	C.  Biota
	D.  Niche

Answer

Ans: A Ecological foot print

14.	The transitional zone between two distinct communities is known as
	A.  Ecotone
	B.  Ecosphere
	C.  Ecade
	D.  Ecotype

Answer

Ans: A Ecotone

15.	The non biotic pollutant of underground water is
	A.  Algae
	B.  Arsenic
	C.  Bacteria
	D.  Viruses

Answer

Ans: B Arsenic

16.	Which one of the following ecosystems is known as the 'Land of Big Games'?
	A.  Selvas
	B.  Taiga
	C.  Savannah
	D.  Prairie

Answer

Ans: C Savannah