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Q. No.Consider the given two statements:
Statement I:
The sexual cycle in fungi chronologically involves karyogamy, followed by meiosis in zygote and lastly plasmogamy.
Statement II:
In fungi, other than ascomycetes and basidiomycetes, a condition called as dikaryon and a phase called as dikaryophase is seen.
1. Statement I is correct; Statement II is correct
2. Statement I is incorrect; Statement II is correct
3. Statement I is incorrect; Statement II is incorrect
4. Statement I is correct; Statement II is incorrect
Subtopic: Kingdom Fungi: Sexual Reproduction in Fungi |
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Identify the true [T] and false [F] statements regarding characteristics seen in the members of fungal class phycomycetes:
| I. | Mycelium is aseptate and coenocytic. |
| II. | Asexual reproduction takes place by zoospores (motile) or by aplanospores (non-motile). |
| III. | Asexual spores are exogenously produced on the sporangium. |
| I | II | III | |
| 1. | F | T | F |
| 2. | T | T | F |
| 3. | F | T | T |
| 4. | T | F | F |
Subtopic: Kingdom Fungi: Phycomycetes |
87%
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The correct differences between the members of ascomycetes and basidiomycetes will include:
| Ascomycetes | Basidiomycetes | |
| I: | Mycelium is branched and septate. | Mycelium is aseptate and coenocytic. |
| II: | Asexual spores are conidia. | Asexual spores are zoospores. |
| III: | Sexual spores are produced endogenously in sac like asci. | Sexual spores are exogenously produced on the basidium. |
| 1. | None | 2. | Only I and II |
| 3. | I, II and III | 4. | Only III |
Subtopic: Kingdom Fungi: Ascomycetes | Kingdom Fungi: Basidomycetes |
81%
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Bladderwort and Venus fly trap are:
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: | examples of insectivorous plants. |
| II: | partially heterotrophic. |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Kingdom: Plantae |
81%
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Consider the given two statements:
1. Statement I is correct; Statement II is correct
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is incorrect
4. Statement I is incorrect; Statement II is incorrect
| Statement I: | In the five kingdom classification of Whittaker, there is no mention of lichens, viruses, viroids and prions. |
| Statement II: | Lichens, viruses, viroids and prions are all ‘acellular’ organisms. |
1. Statement I is correct; Statement II is correct
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is incorrect
4. Statement I is incorrect; Statement II is incorrect
Subtopic: Different Classification Systems |
From NCERT
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Which of the following is not true regarding the structure of the cell wall in members of various Kingdoms in Whittaker’s classification system?
| 1. | It is composed of polysaccharides and amino acids in Monera. |
| 2. | All members of Kingdom Protista have a cell wall, usually cellulosic. |
| 3. | Cell wall with chitin is present in Fungi. |
| 4. | Animals lack a cell wall in their cells. |
Subtopic: Different Classification Systems |
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Consider the given two statements:
| Statement I: | Archaebacteria can survive in extreme conditions. |
| Statement II: | Methanogens are archaebacteria. |
| 1. | Statement I is correct; Statement II is correct |
| 2. | Statement I is incorrect; Statement II is correct |
| 3. | Statement I is correct; Statement II is incorrect |
| 4. | Statement I is incorrect; Statement II is incorrect |
Subtopic: Kingdom Monera: Bacterial Life Process |
95%
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What kind of bacteria play a great role in recycling nutrients like nitrogen, phosphorous, iron and sulphur?
1. Photoautotrophs
2. Photoheterotrophs
3. Chemosynthetic autotrophs
4. Methanogens
1. Photoautotrophs
2. Photoheterotrophs
3. Chemosynthetic autotrophs
4. Methanogens
Subtopic: Kingdom Monera: Bacterial Life Process |
92%
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What will not be true for spores in slime moulds?
| 1. | They are borne on fruiting bodies formed by plasmodium during favourable conditions. |
| 2. | They possess true walls. |
| 3. | They are extremely resistant and survive for many years. |
| 4. | They are dispersed by air currents. |
Subtopic: Kingdom Protista: Slime Moulds |
82%
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Which of the following is not a fungus?
1. Causative agent of white spots on mustard
2. Source of penicillin
3. Wheat-rust causing organism
4. Causative agent of citrus canker
1. Causative agent of white spots on mustard
2. Source of penicillin
3. Wheat-rust causing organism
4. Causative agent of citrus canker
Subtopic: Kingdom Fungi: Introduction |
92%
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