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Question

Biology Question on reproduction

Read the following statements and choose the set of correct statements:
In the members of Phaeophyceae,
A. Asexual reproduction occurs usually by biflagellate zoospores.
B. Sexual reproduction is by oogamous method only.
C. Stored food is in the form of carbohydrates which is either mannitol or laminarin.
D. The major pigments found are chlorophyll a, c and carotenoids and xanthophyll.
E. Vegetative cells have a cellulosic wall, usually covered on the outside by gelatinous coating of algin.
Choose the correct answer from the options given below:

A

A, B, C and D only

B

B, C, D and E only

C

A, C, D and E only

D

A, B, C and E only

Answer

A, C, D and E only

Explanation

Solution

**Phaeophyceae, or brown algae, typically reproduce asexually through biflagellate zoospores. **

Their sexual reproduction is oogamous, where the male gamete is smaller and motile.

The stored carbohydrates are mannitol and laminarin, and their major pigments include chlorophyll a, c, carotenoids, and xanthophylls.

Their cell walls are made of cellulose and are often covered by a gelatinous coating of algin.