1.

Question : Complete the following sentence using the appropriate option. X is the term popularized by Y , a Z to describe combined diversity at all the levels of biological organization.

Answer»

X - ECOSYSTEM , Y - ALEXANDER von Humboldt , Z - Geologist
X - BIODIVERSITY , Y - EDWARD Wilson , Z - Sociobiologist .
X - Ecosystem , Y - ROBERT May , Z - Environmentalist
X - Ecology , Y - Gause , Z - Ecologist

Answer :B


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