FORESTRY
ECOLOGY AND ENVIRONMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A keystone species is important since its presence:
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Keeps the entire food chain balanced.
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Is essential for the correct amount of energy flow.
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Allows for predation to occur more efficiently.
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Keeps invasive species away from the food web
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Explanation:
Detailed explanation-1: -A keystone species exerts top-down influence on lower trophic levels and prevents species at lower trophic levels from monopolizing critical resources, such as competition for space or key producer food sources.
Detailed explanation-2: -Keystone species meaning is that they are exceptionally important species which help in the survival of other species in an ecosystem, relative to its population. Their role is such that they help in maintaining a balance in an ecosystem where living organisms depend upon each other and help in each other’s survival.
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