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How many trophic levels do green plants constitute?

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in Biology – Class 12 by (271k points)
How many trophic levels do green plants constitute?

(a) Third trophic level

(b) First trophic level

(c) Last trophic level

(d) Zero level

The question was asked in homework.

I want to ask this question from Ecosystem topic in portion Ecosystem of Biology – Class 12

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Right choice is (b) First trophic level

Easy explanation: The step or division that organisms occupy in a food chain that is characterized by the method of obtaining their nutrition to fulfill their energy requirements is known as a trophic level. Green plants are included in the first trophic level.

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