Which of the following organisms are known as chief producers in the oceans ?
Which of the following organisms are known as chief producers in the oceans ?
(1) Dinoflagellates
(2) Diatoms
(3) Cyanobacteria
(4) Euglenoids
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The correct option is(2) Diatoms
Explanation:
Diatoms are chief producers in the oceans and they contribute 40% of marine primary productivity. They constitute a major group of unicellular eukaryotic microalgae and are among the most common types of phytoplanktons.
The other given organisms also exhibit autotrophic mode of nutrition.
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