Practice question

MCQ

Question

Which statement correctly describes the ecological importance of diatoms?

Options

Choose one · Correct answer highlighted

They are the chief producers in the oceans. Correct They are the main decomposers of forest litter. They produce methane in ruminants. They are responsible for wheat rust.

Explanation

Diatoms are photosynthetic chrysophytes and are described as the chief producers in the oceans. Their silica-containing cell walls also accumulate over long periods to form diatomaceous earth.

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