the bared area is, Sedge is Primary, barren area is Climatic climax, Egret and Cattle ?Protocooperation, Climax community is Trees,

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Free Online Mock Biology Multiple Choice Test on Biotic Community

Sub Category : Biotic Community	Test : 3	Time Left :
1.Secondary succession will not be completed if the bared area is invaded by
(1) Sphagnum (2) Lantana (3) Eichhornia (4) All of the above
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2.Sedge is
(1) Polygonum (2) Potamogeton (3) Carex (4) Typha
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3.Series of changes on previously barren area is
(1) Sere (2) Climatic climax (3) Primary succession (4) Secondary succession
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4.What is the relationship between Egret and Cattle ? ?
(1) Commensalism (2) Protocooperation (3) Mutualism (4) Parasitism
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5.Climax community is recognised by?
(1) Grasses, herbs and shrubs (2) Trees (3) High biomass (4) Uniform composition

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Free Online Mock Biology Multiple Choice Test on Biotic Community