Question

8. Describe the various ways by which seeds are dispersed.​

Answer 1

Answer:

There are five main modes of seed dispersal: gravity, wind, ballistic, water, and by animals. Some plants are serotinous and only disperse their seeds in response to an environmental stimulus.

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Answer 2

Dispersal by wind – Seeds which are very light ,dry and have wings or hair are dispersed by Wind. Ex- dodonea and calotropis

Dispersal by water-The seeds float with the water and grown hair on sea shores. Eg-coconut.

Dispersal by animals -Seeds have hooks or are sticky get attached to fur of animals and get Dispersed. Ex -xanthium.