NEET Botany Algae Assertion Reason Question
Assertion (A): Algae are important primary producers in aquatic ecosystems.
Reason (R): Algae carry out photosynthesis, contributing significantly to carbon dioxide fixation.
Both A and R are true, and R explains A.
Both A and R are true, but R does not explain A.
A is true, but R is false.
A is false, but R is true.
Correct Answer
Detailed Explanation
Algae are crucial primary producers as they fix carbon dioxide through photosynthesis, which is essential for the food cycles of aquatic animals. This aligns with the NCERT context discussing the economic importance and ecological roles of algae.
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