Q. No.Porphyra, Sargassum and Laminaria are all:
I. brown algae
II. marine edible algae
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
I. brown algae
II. marine edible algae
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
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The correct description of zoospores involved in asexual reproduction in most brown algae will be:
1. Biflagellate, pear-shaped, lateral unequal flagella
2. Biflagellate, pear-shaped, apical equal flagella
3. Biflagellate, lens-shaped, lateral unequal flagella
4. Biflagellate, lens-shaped, apical equal flagella
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To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
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Which of the following pairs is of unicellular algae?
| 1. | Gelidium and Gracilaria |
| 2. | Anabaena and Volvox |
| 3. | Chlorella and Spirulina |
| 4. | Laminaria and Sargassum |
Which of the following statement is correct?
1. Ovules are not enclosed by ovary wall in gymnosperms
2. Selaginella is heterosporous, while Salvinia is homosporous
3. Horsetails are gymnosperms
4. Stems are usually unbranched in both Cycas and Cedrus
In bryophytes and pteridophytes, transport of male gametes requires
| 1. | insects | 2. | birds |
| 3. | water | 4. | wind |
Mannitol is a sugar alcohol. It is stored as food in
| 1. | Fucus | 2. | Gracillaria |
| 3. | Chara | 4. | Porphyra |
An important feature of bryophytes is that the embryonic development of the zygote takes place in the:
| 1. Sporangium | 2. Archegonium |
| 3. Protonema | 4. Antheridium |
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