NEET 2015 Biology Paper

Question : 67 of 82

Marks: +1, -0

During ecological succession :

[NEET 2015]

the establishment of a new biotic community is very fast in its primary phase.
the numbers and types of animals remain constant.
the changes lead to a ommunity that is in near equilibrium with the environment and is called pioneer community
the gradual and predictable change in species composition occurs in a given area

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