Question

Choose the flagellates having pantonematic flagellum:
I. Euglena
II. Polytoma
III. Monas
IV. Astasia
V. Urceolus
VI. Peranema

• A. I, IV
• B. III, VI
• C. V, VI
• D. II, III

Hint:

Identify flagella type based on genus. Pantonematic = Monas & Peranema; note the locomotory adaptations of other flagellates for correct identification.

Answer 1

The Correct Option is B

Pantonematic flagella are used for locomotion in certain flagellates. Monas (III) and Peranema (VI) have pantonematic flagella. Euglena, Astasia, Urceolus, Polytoma have other flagellar types.