First slide

Plant Life Cycles and Alternation of Generations

Question

One of the following characters is not shown by an alga that shows diplontic life cycle with gametic meiosis.

Easy

A

Biflagellated male gametes.
B

Dichotomous branching
C

Reserve food material as starch
D

Chlorophyll a as one of the green pigments.

Solution

The alga Fucus shows diplontic life cycle and it belongs to Phaeophyceae. It does not store food in the form of starch but stores in the form of mannitol and laminarin. It has male gametes with two laterally inserted unequal flagella.

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