Q. No.The embryo sac of an Angiosperm is made up of
1. 8 cells
2. 7 cells and 8 nuclei
3. 8 nuclei
4. 7 cells and 7 nuclei
1. 8 cells
2. 7 cells and 8 nuclei
3. 8 nuclei
4. 7 cells and 7 nuclei
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If the diploid number of a flowering plant is 36. What would be the chromosome number in its endosperm
1. 36
2. 18
3. 54
4. 72
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Protonema is
1. Haploid and is found in mosses
2. Diploid and is found is liverworts
3. Diploid and is found in pteridophytes
4. Haploid and is found in pteridophytes
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The giant Redwood tree (Sequoia sempervirens) is a/an
| 1. | Angiosperm | 2. | Free fern |
| 3. | Pteridophyte | 4. | Gymnosperm |
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The leaf-like photosynthetic organ in brown algae is called as:
1. Holdfast
2. Stipe
3. Frond
4. Rhizoid
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What is not true for mosses?
| 1. | Sporophyte is less elaborate than liverworts |
| 2. | Protonema stage develops directly from a spore |
| 3. | Leafy stage develops from a secondary protonema as a lateral bud |
| 4. | They are attached to soil through multicellular and branched rhizoids |
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Antheridium of bryophytes produce _______ antherozoids.
| 1. | Non-motile | 2. | Uni-flagellate |
| 3. | Biflagellate | 4. | Ciliate |
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Identify the incorrect statement regarding green algae:
1. Major pigments are chlorophyll a and b
2. Stored food is floridean starch
3. Cellulosic cell wall
4. 2-8, equal and apical flagellar insertions
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How many of the given features will be true for brown algae:
I. Presence of xanthophylls
II. A gelatinous coating of algin on cell wall
III. A centrally placed vacuole in plastids
IV. Ribbon shaped biflagellate zoospores
| 1. | 1 | 2. | 2 |
| 3. | 3 | 4. | 4 |
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