Keystone species is of

Always dominant

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Useful in maintaining structure and function of biotic community

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With maximum biomass

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All the above

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Solution

The correct option is B Useful in maintaining structure and function of biotic community
A keystone species is the one without which the ecosystem will be drastically affected. As a result, it might either cease to exist or alter drastically. Moreover, they have the capacity to change the environmental conditions and play a unique role in ecosystem functions.
So, the correct answer 'Useful in maintaining structure and function of biotic community'

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Similar questions

Q. Assertion :Removal of keystone species cause serious disruption in the functioning of the community. Reason: Keystone species are low in abundance (or biomass) than the dominant species.

Q. Assertion : Removal of keystone species doesn't cause any serious disruption in the functioning of the community.
Reason : keystone species are low in abundance (or biomass) than the dominant species.

Q. In an ecosystem, keystone species are:

Q. In an ecosystem, keystone species are those which

Q1. Consider the following statements.

i) An Indicator species is a species whose presence and role within an ecosystem has a disproportionate effect on other organisms within the system.

ii) A Keystone species is a species whose presence, absence, or relative well-being in a given environment is a sign of the overall health of its ecosystem.

Which of the above statements is/are correct?

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