Which statements about dispersal are correct? i) dispersal is a common component of the life cycles of plants and animals. ii) colonization of devastated areas after floods or volcanic eruptions primarily depends upon climate. iii) seeds are important dispersal stages in the life cycles of most flowering plants. iv) dispersal occurs only on an evolutionary time scale?

Answer – I and III only

The following statements about dispersal are correct:

I. Dispersal is a common component of the life cycles of plants and animals.

III seeds are important dispersal stages in the life cycles of most flowering plants.

Option II is false because Colonization of devastated areas after floods or volcanic eruptions does not primarily depends upon climate. It depends on disoersal.

 Option IV is false becasause dispersal also occurs on contemporary time scales, not just on an evolutionary time scale

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