Q3 of 29 Page 10

Holdfast, stipe and frond constitutes the plant body in case of

• In members of Phaeophyceae, the plant body is attached to the substratum by holdfast, has a stalk, the stipe and leaf like photosynthetic organ, the frond.

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Fusion of two motile gametes which are dissimilar in size is termed as

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A plant shows thallus level of organization. It shows rhizoids and is haploid. It needs water to complete its life cycle because the male gametes are motile. Identify the group to which it belongs to

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