Question

27. Describe the different life cycle patterns (Alternation of generation) shown by plants.
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Answer 1

Answer:

The life cycles of all sexually reproducing plants follow a pattern of alternation between a haploid, sexual generation called gametophyte with a diploid, asexual generation called sporophyte. In algae and bryophytes the somatic or vegetative plant body is a gametophyte which is dominant and visible.

Explanation:

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Answer 2

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The life cycle of a plant starts as a seed. The seed germinates and grows like a plant. The plant produces flowers which produce seed in fruit on fertilization. The plant dies and leaves seeds behind which germinate to form a new plant.