Column I | Column II | |
1. | Main photosynthetic pigment | Chlorophyll a, b |
2. | Cell wall | Inner layer of cellulose and outer layer of pectose |
3. | Stored food | Starch |
4. | Flagellar number and insertion | 2-8. unequal. basal |
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All the following are examples of members of Chlorophyceae except:
1. Ectocarpus | 2. Chlamydomanas |
3. Chara | 4. Ulothrix |
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I: | Ectocarpus is profusely branched and may reach a height of 100 meters. |
II: | Kelps are simple branched filamentous brown algae. |
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I. | Asexual reproduction is by biflagellate zoospores that are pear shaped and have two unequal and laterally attached flagella. |
II. | The gametes are pyriform [pear shaped] and bear two laterally attached flagella. |
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1. | Frond | 2. | Stipe |
3. | Holdfast | 4. | Rhizoid |
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1. | Dictyota | 2. | Porphyra |
3. | Fucus | 4. | Sargassum |
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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. |
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Sexual reproduction is oogamous and accompanied by complete post-fertilization developments in the members of:
1. Chlorophyceae
2. Phaeophyceae
3. Rhodophyceae
4. Both Chlorophyceae and Phaeophyceae
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1. | Polysiphonia | 2. | Laminaria |
3. | Gracilaria | 4. | Gelidium |
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