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Q. No.In basidiomycetes:
I:
The asexual spores are generally not found.
II:
Vegetative reproduction by fragmentation is common.
III:
The sex organs are absent.
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Kingdom Fungi: Basidomycetes |
68%
From NCERT
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Identify the fungal class:
| I: | Commonly known as sac-fungi |
| II: | Mycelium is branched and septate |
| III: | The asexual spores are conidia produced exogenously |
| 1. | Phycomycetes | 2. | Ascomycetes |
| 3. | Basidiomycetes | 4. | Deuteromycetes |
Subtopic: Kingdom Fungi: Ascomycetes |
90%
From NCERT
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How many of the given statements are true?
1. 0
2. 1
3. 2
4. 3
| I: | The cyanobacteria that are also referred to as blue green algae are not ‘algae’. |
| II: | Yeast, although unicellular, are fungi. |
| III: | Mycoplasma lack a cell wall but are bacteria. |
2. 1
3. 2
4. 3
Subtopic: Kingdom Monera: Introduction | Kingdom Monera: Bacterial Classification |
83%
From NCERT
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Consider the given two statements:
| Assertion(A): | Mycoplasma are members of Kingdom Monera. |
| Reason (R): | They lack cell wall and can live without oxygen. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A). |
| 2. | Both (A) and (R) are True but (R) does not correctly explain (A). |
| 3. | (A) is True; (R) is False |
| 4. | Both (A) and (R) are False |
Subtopic: Kingdom Monera: Actinomycetes & Mycoplasma |
84%
From NCERT
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| Statement I: | Dinoflagellates are mostly marine and photosynthetic. |
| Statement II: | Majority of Euglenoids are fresh water organisms. |
| 1. | Statement I is correct; Statement II is correct |
| 2. | Statement I is correct; Statement II is incorrect |
| 3. | Statement I is incorrect; Statement II is correct |
| 4. | Statement I is incorrect; Statement II is incorrect |
Subtopic: Kingdom Protista: Dinoflagellates | Kingdom Protista: Euglenoids |
84%
From NCERT
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Identify the correct statements regarding diatoms:
1. Only I, II and III
2. Only I, II and IV
3. Only II, III and IV
4. I, II, III and IV
| I: | Diatoms are chief producers in the oceans |
| II: | Diatoms are microscopic and float passively in water |
| III: | The walls of diatoms are easily destructible |
| IV: | 'Diatomaceous earth' is formed by the cell walls of diatoms |
2. Only I, II and IV
3. Only II, III and IV
4. I, II, III and IV
Subtopic: Kingdom Protista: Chrysophytes |
84%
From NCERT
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Identify the statements which will be incorrect regarding viruses:
1. Only I, II and III
2. Only I, II and IV
3. Only II, III and IV
4. I, II, III and IV
| I: | Viruses possess their own metabolic system |
| II: | All viruses contain RNA and DNA |
| III: | Viruses are obligate parasites |
| IV: | Nucleic acid of virus is known as capsid |
2. Only I, II and IV
3. Only II, III and IV
4. I, II, III and IV
Subtopic: Virus, Viroids & Prions |
72%
From NCERT
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How many of the given statements will be true for the members of the class ascomycetes of fungi?
1. Two
2. Three
3. Four
4. Five
| (i) | These are commonly called sac fungi |
| (ii) | These are mostly multicellular |
| (iii) | They are saprotrophic, decomposers, parasitic or coprophilous |
| (iv) | Their mycelium is aseptate |
| (v) | Conidia produced by them are endogenous |
2. Three
3. Four
4. Five
Subtopic: Kingdom Fungi: Ascomycetes |
65%
From NCERT
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Nostoc:
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
| I: | is a cyanobacterium. |
| II: | is photosynthetic autotroph. |
| III: | is capable of fixing atmospheric nitrogen. |
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Kingdom Monera: Bacterial Classification |
82%
From NCERT
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| Assertion (A): | Diatoms are the chief ‘producers’ in the oceans. |
| Reason (R): | Diatoms are one of the most abundant and diverse groups of photosynthetic phytoplankton in the oceans. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A). |
| 2. | Both (A) and (R) are True and (R) does not correctly explain (A). |
| 3. | (A) is True; (R) is False |
| 4. | Both (A) and (R) are False |
Subtopic: Kingdom Protista: Chrysophytes |
72%
From NCERT
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