Term used to describe non-dominant species that dictates community structure is
A
Pioneer species
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B
Keystone species
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C
Transitional species
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D
Exohenous species
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Solution
The correct option is B Keystone species Keystone species are the ones that live in a particular area and determine the flora and fauna and overall structure of the area. They might not be in great numbers but drastically affect the structure of the community.