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Question

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?

(a) 1 and 2
(b) 2 and 3
(c) 3 and 4
(d) 1 and 4

Answer:

B

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Explanation:

Cyanobacteria and diatoms are primary producers in the ocean food chains. Cyanobacteria are photosynthetic bacteria, while diatoms are a type of algae. They convert sunlight into energy and play a crucial role in the marine ecosystem by providing food for other organisms.

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