Botany-Algae

NEET Botany Algae MCQ Question

Type: MCQ-conceptual-Hard-Class 11

Which of the following combinations correctly describe characteristics and reproductive strategies of algae?

A

Algae have cell walls made of cellulose, reproduce only asexually, and are primarily found in terrestrial environments.

B

Algae can store food as complex carbohydrates, reproduce sexually through various methods, and are important as primary producers in aquatic ecosystems.

C

All algae species are unicellular, reproduce exclusively by fragmentation, and do not contribute to oxygen production.

D

Algae are exclusively brown algae, have no holdfasts, and their reproductive processes are always isogamous.

Correct Answer

Option B

Detailed Explanation

Algae store food as complex carbohydrates, reproduce through isogamous, anisogamous, or oogamous methods, and are crucial primary producers in aquatic environments, thus significantly contributing to oxygen levels.

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