Question

Cilia and flagella are absent in life cycle of

• A. Red algae
• B. Brown algae
• C. Green algae
• D. Red algae and blue green algae

Answer 1

The correct option is D Red algae and blue green algae

Cilia and Flagella are absent in red algae as well as blue-green algae. Blue green algae moves by gliding movement and Red algae lacks flagella.

Hence, the answer is 'Red algae and blue green algae'