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Q. No.Consider the given two statements.
Statement I:
Morels and truffles belong to Ascomycetes.
Statement II:
Rusts and smuts belong to Basidiomycetes.
1. Only Statement I is correct.
2. Only Statement II is correct.
3. Both Statement I and Statement II are correct.
4. Both Statement I and Statement II are incorrect.
Subtopic: Kingdom Fungi: Ascomycetes | Kingdom Fungi: Basidomycetes |
89%
From NCERT
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Identify the incorrect statement regarding fungi belonging to Basidiomycetes:
| 1. | The mycelium is aseptate and coenocytic |
| 2. | Asexual spores are generally not found |
| 3. | Sex organs are absent |
| 4. | Basidiospores are exogenously produced on the basidium |
Subtopic: Kingdom Fungi: Basidomycetes |
78%
From NCERT
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Match each item in Column I with one in Column II and select your answer from the codes given below:
Codes:
| Column I | Column II | ||
| A. | Diatoms | a. | Protein rich layer pellicle |
| B. | Dinoflagellates | b. | Chief producers in oceans |
| C. | Euglenoids | c. | Spores with true walls |
| D. | Slime moulds | d. | Two flagella, one transverse and one longitudinal |
| A | B | C | D | |
| 1. | b | a | c | d |
| 2. | b | d | a | c |
| 3. | b | c | a | d |
| 4. | b | a | d | c |
Subtopic: Kingdom Protista: Chrysophytes | Kingdom Protista: Dinoflagellates | Kingdom Protista: Euglenoids | Kingdom Protista: Slime Moulds |
91%
From NCERT
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Which of the following statements is/are correct regarding Archaea?
| 1. | Archaea have a similar cell wall structure to bacteria. |
| 2. | Archaea are known for their ability to survive in extreme conditions. |
| 3. | Archaea contain peptidoglycan in their cell wall composition. |
| 4. | Archaea have membrane bound organelles. |
Subtopic: Kingdom Monera: Bacterial Classification |
95%
From NCERT
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Consider the given two statements:
| Assertion (A): | Lichens are considered excellent indicators of air pollution. |
| Reason (R): | They thrive in polluted areas as they use the pollutants as nutrients. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A) |
| 2. | Both (A) and (R) are True but (R) is NOT the correct explanation of (R) |
| 3. | (A) is True but (R) is False |
| 4. | (A) is False but (R) is True |
Subtopic: Lichens |
92%
From NCERT
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In which of the following groups of organisms do you expect to find the greatest metabolic diversity?
1. Fungi
2. Plants
3. Bacteria
4. Animals
1. Fungi
2. Plants
3. Bacteria
4. Animals
Subtopic: Kingdom Monera: Introduction |
82%
From NCERT
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Consider the following three statements:
Euglena
1. Only A is correct
2. Only B and C are correct
3. A, B, and C are correct
4. Only C is correct
Euglena
| A: | Locomote by means of a flagellum |
| B: | Have a rigid cell wall |
| C: | Do not have chloroplast |
1. Only A is correct
2. Only B and C are correct
3. A, B, and C are correct
4. Only C is correct
Subtopic: Kingdom Protista: Euglenoids |
85%
From NCERT
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Which of the following statements correctly describes a feature unique to the fungi classified under the phylum Ascomycetes?
| 1. | They are predominantly aquatic fungi with flagellated zoospores. |
| 2. | They reproduce sexually through the formation of basidiospores. |
| 3. | They possess a dikaryotic stage in their life cycle. |
| 4. | Their spores are typically produced internally in a sac-like structure called an ascus. |
Subtopic: Kingdom Fungi: Ascomycetes |
63%
From NCERT
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Why are lichens considered excellent indicators of air pollution?
| 1. | They thrive in environments with high concentrations of nitrogen and sulphur compounds. |
| 2. | They are sensitive to airborne pollutants, which disrupt their symbiotic relationship. |
| 3. | They absorb heavy metals from the environment promoting their growth. |
| 4. | They can metabolize and break down organic pollutants in the air. |
Subtopic: Lichens |
89%
From NCERT
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Consider the given two statements:
| Statement I: | Lichen is a stable symbiotic association between a fungus and algae and/or cyanobacteria. |
| Statement II: | Mycorrhiza is a symbiotic relationship between a fungus and a plant's root system. |
| 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: Mycorrhiza | Lichens |
78%
From NCERT
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