Consider the following kinds of organisms : 1. Copepods 2. Cyanobacteria 3. Diatoms 4. Foraminifera Which of the above are primary producers in the food chains of oceans?

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UPSC Question: Consider the following kinds of organisms :...

Environment and Ecology

2021

Ecology & Ecosystems

Biodiversity

UPSC Practice Question

Consider the following kinds of organisms :

Copepods
Cyanobacteria
Diatoms
Foraminifera Which of the above are primary producers in the food chains of oceans?

A.1 and 2

D.1 and 4

B.2 and 3

C.3 and 4