- 1(current)
Q. No.Which of the following statements is true about zoospores and gametes in brown algae?
| 1. | Both zoospores and gametes in brown algae are motile and have equal sized flagella. |
| 2. | Zoospores are non-motile while gametes are motile, both lacking flagella. |
| 3. | Zoospores are motile with two flagella, while gametes are non-motile. |
| 4. | Zoospores and gametes are both motile and similar in the number of flagella. |
Subtopic: Â Pheophyceae: Brown Algae |
 53%
Level 3: 35%-60%
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Please attempt this question first.
Consider the following statements regarding brown algae:
| I. | The pigments are chl a, c and xanthophylls, fucoxanthin |
| II. | Storage food is laminarin and mannitol |
| III. | The cellulosic cell wall is covered with algin |
| IV. | The protoplast have a centrally located vacuole |
| V. | Their photosynthetic organs are called as fronds - leaf like structures |
| VI. | They have pear shaped biflagellate zoospores |
| VII. | They have two unequal laterally attached flagella. |
The number of correct statements is
1. 5
2. 6
3. 7
4. 4
Subtopic: Â Pheophyceae: Brown Algae |
 60%
Level 2: 60%+
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Which of the following statements would be true for brown algae?
| 1. | Major pigments are chlorophyll a, c and fucoxanthin. |
| 2. | Food is stored as floridean starch. |
| 3. | Vegetative cells have wall made of cellulose, pectin and polysulphate esters. |
| 4. | Flagellar number and insertions are 2, equal and apical. |
Subtopic: Â Pheophyceae: Brown Algae |
 63%
Level 2: 60%+
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- 1(current)
Q. No.
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