OBJECTIVE LIFE SCIENCE
ECOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which word best matches a species on which an ecosystem depends?
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Primary consumer
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Predator
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Keystone species
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None of the above
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Explanation:
Detailed explanation-1: -A keystone species is a plant, animal, fungi, or even bacteria that has a disproportionately large impact on their ecosystem. They play an important role in their natural environments as their impact on other species can reshape entire ecosystems.
Detailed explanation-2: -The correct answer is Species that influence its Community by creating, modifying or maintaining physical habitat for itself and other species. Keystone species is an organism that helps hold the system together. The prey-predator relationship is a common example of keystone species.
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