Gause's competitive exclusion principle applies only when

1. Species are closely related to each other

2. Competing for the same resources

3. Resources are limiting

4. All of these

Subtopic:  Population Interactions: Competition |
 88%
From NCERT
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The Abingdon tortoise in Galapagos Islands became extinct within a decade after goats were introduced on the island apparently due to

1. Superiority of goats

2. Greater browsing efficiency of goats

3. Higher value

4. Competitive release

Subtopic:  Population Interactions: Competition |
 86%
From NCERT
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Gause's Competitive Exclusion Principle is challenged by

1. Competitive release

2. Resource Partitioning

3. Mutual exclusion

4. Predation

Subtopic:  Population Interactions: Competition |
 78%
From NCERT
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MacArthur's Warblers living on the same tree showed which type of interaction?

1. Interspecific Competition

2. Co-existance

3. Competitive release

4. Intraspecific Competition

Subtopic:  Population Interactions: Competition |
 81%
From NCERT
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MacArthur's Warblers could coexist due to

1. Behavioral differences in their foraging activities

2. Temporal differences in their foraging activities

3. Spatial differences in their foraging activities

4. Both 1 and 3

Subtopic:  Population Interactions: Competition |
 56%
From NCERT
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The occurrence of competition in nature, proof for this, comes from

1. Resource Partitioning

2. Co-existance

3. Competitive release

4. Behavioral changes in foraging patterns of warblers

Subtopic:  Population Interactions: Competition |
 66%
From NCERT
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In Connell's elegant field experiments, on the Rocky sea coasts of Scotland which of the following observation was recorded?

1. Barnacle Balanus dominates and exclude the smaller barnacle Chathamalus from that zone

2. Barnacle Chathamalus dominates Barnacle Balanus and exclude them from that zone.

3. Barnacle Balanus dominates and excludes smaller warblers from that zone.

4. Warblers dominate and exclude smaller Balanus from that area.

Subtopic:  Population Interactions: Competition |
 86%
From NCERT
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…….. and ……...appear to be more adversely affected by competition than…….

1. Plants, Carnivores, Herbivores

2. Carnivores, Herbivores, Plants

3. Omnivores, Carnivores, Plants

4. Plants, Herbivores, Carnivores

Subtopic:  Population Interactions: Competition |
 77%
From NCERT
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Host-specific parasites show which ecological phenomenon

1. Co-evolve

2. Competition

3. Predation

4. Mutualism

Subtopic:  Population Interactions: Parasitism |
 77%
From NCERT
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Parasites often have one or two intermediate hosts or vectors

1. To make a life cycle more complicated

2. To facilitate parasitization of its primary host

3. To cause advanced life cycle

4. To infect a broad range of organisms

Subtopic:  Population Interactions: Parasitism |
 56%
From NCERT
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