Q3 of 67 Page 101

Under what conditions would a particular stage in the process of succession revert back to an earlier stage?

A particular stage in the process of succession revert back to an earlier stage when there occurs a natural calamity like earthquakes, landslides, volcanic eruptions or human-induced activities like fire, deforestation etc.


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1

Name an organism found as secondary carnivore in an aquatic ecosystem.

 2

What does the base tier of the ecological pyramid represent?

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Arrange the following as observed in vertical stratification of a forest: Grass, Shrubby plants, Teak, Amaranths.

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Name an omnivore which occurs in both grazing food chain and the decomposer food chain.