Question

Choose the correct answers from the alternatives given.
Which one of the following protists is known as whirling whips because of the spin produced by two flagella beating in opposing grooves along their hard surfaced bodies?

• A. Dinoflagellates
• B. Diatoms
• C. Euglenoids
• D. Heiozoans

Answer 1

The correct option is A Dinoflagellates

A whirling whip is a translation of dino-flagellate is nothing but of the spin produced by two flagella beating in opposing grooves along their hard surfaced bodies. These microscopically small algae have a thin (cellulose) outer skeleton, that can move around with the help of flagella (whirling whips).

So, the correct option is 'Dinoflagellates'.