Entry Test MCQ :: Ecosystem

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11.

Plants growing in xeric conditions are called

A.	Spherophytes	B.	Mesophytes
C.	Xerophytes	D.	Teridophytes

12.

Lichen and algae form

A.	Climax community	B.	Pioneers community
C.	Initiator community	D.	Seral community

13.

Diverse and stable community at the end of succession is

A.	Climax community	B.	Pioneers community
C.	Top community	D.	Stable community

14.

Secondary succession starts from

A.	A bar rock sand	B.	Clear glacial pool
C.	From remains of previous ecosystem	D.	Fire

15.

Hydrosere is

A.	Secondary succession starting in a pond	B.	Primary succession starting in a pond
C.	Primary succession starting on a dry soil	D.	All of these

16.

Mosses are

A.	Dermatocarpon	B.	Permellia
C.	Tortula	D.	Both b and c

17.

Wood forests form the

A.	Pioneers community	B.	Climax community
C.	Top community	D.	Transient community

18.

Disease in living organisms caused by parasites is called

A.	Parasitism	B.	Infestation
C.	Predation	D.	Infection

19.

Legume plants are the hosts to

A.	Rhizobium	B.	Mycorrhiza
C.	Lichen	D.	Algae

20.

A dual organism composed of symbiotic association of an alga living within a fungus myceliium is

A.	Mycorrhiza	B.	Rhizobium
C.	Lichen	D.	Legume