Which one of the following is the correct sequence of ecosystems in the order of decreasing productivity?

Oceans, mangroves, lakes, grasslands

Oceans, lakes, grasslands, mangroves

. Mangroves, oceans, grasslands, lakes

Mangroves, grasslands, lakes, oceans

Which one of the following is the correct sequence of ecosystems in t

1.	Which one of the following is the correct sequence of ecosystems in the order of decreasing productivity?
A.	Oceans, lakes, grasslands, mangroves
B.	. Mangroves, oceans, grasslands, lakes
C.	Mangroves, grasslands, lakes, oceans
D.	Oceans, mangroves, lakes, grasslands
Answer» D. Oceans, mangroves, lakes, grasslands

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Which one of the following is the correct sequence of ecosystems in the order of decreasing productivity?

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