- 1(current)
Q. No.Which one of the following statements is wrong?
1. Algin and carrageenan are products of algae
2. Agar-agar is obtained from Gelidium and Gracilaria
3. Chlorella and Spirulina are used as space food
4. Mannitol is stored food in Rhodophyceae
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following shows isogamy with non-flagellated gametes?
1. Sargassum
2. Ectocarpus
3. Ulothrix
4. Spirogyra
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn alga which can be employed as food for human beings:
1. Ulothrix
2. Chlorella
3. Spirogyra
4. Polysiphonia
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyRead the following statements (A-E) and answer the question which follows them.
| A: | In liverworts, mosses, and ferns gametophytes are free-living |
| B: | Gymnosperms and some ferns are hetero-sperms |
| C: | Sexual reproduction in Fucus, Volvox and Albugo is oogamous |
| D: | The sporophyte in liverworts is more elaborate than that in mosses |
| E: | Both, Pinus and Marchantia are dioecious |
How many of the above statements are correct?
1. Two
2. Three
3. Four
4. One
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. Spirogyra -Motile gametes
2. Sargassum - Chlorophyll C
3. Basidiomycetes - Puffballs
4. Nostoc- Water blooms
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyGiven are the following five statements (I - V) for your consideration:
| I: | In Equisetum, the female gametophyte is retained on the parent sporophyte |
| II: | In Ginkgo, male gametophyte is not independent |
| III: | The sporophyte in Marchantia is more developed than that in Polytrichum |
| IV: | Sexual reproduction in Volvox is isogamous |
| V: | The spores of slime moulds lack cell walls |
How many of the above statements is/are correct?
| 1. | Three | 2. | Four |
| 3. | One | 4. | Two |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIf you are asked to classify the various algae into distinct groups, which of the following characters you should choose?
| 1. | Types of pigments present in the cell |
| 2. | Nature of stored food materials in the cell |
| 3. | Structural organisation of thallus |
| 4. | Chemical compositions of the cell wall |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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