Competitors can coexist indefinitely only by:
1. | niche differentiation | 2. | contest competition |
3. | interference competition | 4. | scramble competition |
Population size is unlikely to be limited by:
1. | predation | 2. | commensalism |
3. | competition | 4. | brood parasitism |
Rapid loss of nutrients from terrestrial ecosystems is not caused by:
1. | clear-cutting native forest | 2. | early seral stages |
3. | climax communities | 4. | low diversity |
The consequences of high population density of a population will include all except:
1. toxic waste accumulation
2. an increase in mortality
3. ignorance of overabundant prey by the predators
4. a reduction in reproduction
The endosymbiosis between early eukaryotes and the prokaryote lineage would be an example of:
1. | Commensalism | 2. | Mutualism |
3. | Parasitism | 4. | Competition |
Which of the following links ecology to population genetics and evolution?
1. | Organismic ecology | 2. | Population ecology |
3. | Ecosystem ecology | 4. | Biome ecology |
Under a particular set of selection pressures, organisms evolve towards the most efficient:
1. | Thermoregulation | 2. | Water conservation |
3. | Respiration | 4. | Reproduction strategy |
The invasive prickly pear cactus in Australia was brought under control with the help of:
1. | Snail | 2. | Moth |
3. | Ladybug | 4. | Fungus |
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When the feeding efficiency of one species is reduced due to the inhibitory presence of the other species, even if resources are abundant, it is called:
1. | Interference competition | 2. | Exploitative competition |
3. | Amensalism | 4. | Predation |
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In general, competition has the least impact on:
1. | Plants | 2. | Herbivores |
3. | Carnivores | 4. | Both 1 and 2 |