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Q. No.If the population pyramid of an associated population has an extremely broad base, it is:
1.
a rapidly expanding population
2.
a stable population
3.
a population where there were more old individuals than
young individuals
4.
a population with more males than females
young individuals
Subtopic: Population Attributes |
82%
From NCERT
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A constant internal environment, in spite of an ever-changing external environment, cannot be maintained by:
| 1. | 10 per cent of animals and some plants |
| 2. | 50 per cent of animals and nearly all plants |
| 3. | 99 per cent of animals and nearly all plants |
| 4. | 100 per cent of animals and nearly 1 per cent of plants |
Subtopic: Abiotic Factors: Temperature (OLD NCERT) |
84%
From NCERT
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Cryptic colouration is:
| 1. | warning colouration by poisonous organisms. |
| 2. | protective resemblance with the environment. |
| 3. | lack of effect of exposure of sunlight on skin colour. |
| 4. | contrasting skin colours in males and females of a species. |
Subtopic: Population Interactions: Predation |
76%
From NCERT
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Consider the given two statements:
| Assertion (A): | The problem of predation is particularly severe for plants than for animals. |
| Reason (R): | Plants function as producers in an ecosystem. |
| 1. | (A) is True but (R) is False |
| 2. | Both (A) and (R) are True and (R) correctly explains (A) |
| 3. | Both (A) and (R) are True and but (R) does not correctly explain (A) |
| 4. | Both (A) and (R) are False |
Subtopic: Population Interactions: Predation |
72%
From NCERT
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Desert lizards manage to keep their body temperature fairly constant by:
| 1. | increased sweating |
| 2. | evaporative cooling from tongue |
| 3. | behavioural means |
| 4. | producing a dilute urine |
Subtopic: Adaptations (OLD NCERT) |
91%
From NCERT
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Consider the two given statements:
1. Statement I is correct; Statement II is incorrect
2. Statement I is correct; Statement II is correct
3. Statement I is incorrect; Statement II is incorrect
4. Statement I is incorrect; Statement II is correct
| Statement I: | Age structure can indicate whether a population is increasing, stable, or declining. |
| Statement II: | In general terms, a population with a very broad base would be expected to be stable. |
2. Statement I is correct; Statement II is correct
3. Statement I is incorrect; Statement II is incorrect
4. Statement I is incorrect; Statement II is correct
Subtopic: Age Pyramid |
77%
From NCERT
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Which of the following is an example of mutualism?
1. Cuckoo laying eggs in nest of a crow
2. Cattle Egret and grazing cattle
3. Sea Anemone and Clownfish
4. Female wasp and fig species
1. Cuckoo laying eggs in nest of a crow
2. Cattle Egret and grazing cattle
3. Sea Anemone and Clownfish
4. Female wasp and fig species
Subtopic: Population Interactions: Parasitism | Population Interactions: Amensalism | Population Interactions: Commensalism, Protocooperation & Mutualism |
89%
From NCERT
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Match List I with List II
Choose the correct answer from the options given below :
| List I (Interaction) |
List II (Species A and B) |
||
| A. | Mutualism | I. | +(A), O(B) |
| B. | Commensalism | II. | –(A), O(B) |
| C. | Amensalism | III. | +(A), –(B) |
| D. | Parasitism | IV | +(A), +(B) |
Choose the correct answer from the options given below :
| Options: | A | B | C | D |
| 1. | III | I | IV | II |
| 2. | IV | II | I | II |
| 3. | IV | I | II | III |
| 4. | IV | III | I | II |
Subtopic: Population Interactions: Competition | Population Interactions: Predation | Population Interactions: Parasitism | Population Interactions: Commensalism, Protocooperation & Mutualism |
88%
From NCERT
NEET - 2023
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Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
| Statement I: | Gause's 'Competitive Exclusion Principle' states that two closely related species competing for the same resources cannot co-exist indefinitely and competitively inferior one will be eliminated eventually. |
| Statement II: | In general, carnivores are more adversely affected by competition than herbivores. |
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
Subtopic: Population Interactions: Competition |
64%
From NCERT
NEET - 2023
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Match List I with List II
Choose the correct answer from the options given below:
| List I (Interacting species) | List II (Name of Interaction) | ||
| A. | A Leopard and a Lion in a Forest/grassland | I. | Competition |
| B. | A Cuckoo laying an egg in a Crow's nest | II. | Brood parasitism |
| C. | Fungi and root of a higher plant mycorrhizae | I. | Mutualism |
| D. | A cattle egret and a Cattle in a field | IV. | Commensalism |
Choose the correct answer from the options given below:
| Options: | A | B | C | D |
| 1. | II | III | I | IV |
| 2. | I | II | III | IV |
| 3. | I | II | IV | III |
| 4. | III | IV | I | II |
Subtopic: Population Interactions: Competition | Population Interactions: Predation | Population Interactions: Parasitism | Population Interactions: Amensalism | Population Interactions: Commensalism, Protocooperation & Mutualism |
81%
From NCERT
NEET - 2023
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