Biology · Useful Algae
Which of the following nitrogen-fixing blue-green algae is commonly used as a biofertilizer/manure in rice fields?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Gelidium
- 2Sargassum
- 3Anabaena✓
- 4Chlorella
Correct answer
Anabaena
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