- 1(current)
Q. No.An association of populations of different species living together in one area is a(an)
1. organismic model
2. ecological niche
3. ecotone
4. community
1. organismic model
2. ecological niche
3. ecotone
4. community
Subtopic: Introduction to Ecology | Population Interactions: Commensalism, Protocooperation & Mutualism |
78%
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An association of individuals of different species living in the same habitat and having functional interactions is known as:
| 1. | Ecological niche | 2. | Biotic community |
| 3. | Ecosystem | 4. | Population |
Subtopic: Introduction to Ecology |
From NCERT
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A keystone species in a biological community:
| 1. | is the primary producer. |
| 2. | has no significant impact on the community. |
| 3. | plays a crucial role in maintaining community structure. |
| 4. | is a rare species that must be preserved immediately. |
Subtopic: Introduction to Ecology |
85%
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For the purpose of ecological studies:
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: | the level of biological organization, where the study is begun, is the organism. |
| II: | a group of individuals resulting from asexual reproduction is also considered a population. |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Introduction to Ecology | Population Attributes |
73%
From NCERT
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Consider the two statements:
| I: | In ecology, the term “niche” describes the role an organism plays in a community. |
| II: | A species’ niche encompasses both the physical and environmental conditions it requires and the interactions it has with other species. |
1. I is correct; II is correct
2. I is correct; II is incorrect
3. I is incorrect; II is correct
4. I is incorrect; II is incorrect
Subtopic: Introduction to Ecology | Organisms and its Environment |
88%
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