Which structure is used by $Amoeba$ for locomotion?

Which of the following is not a diatom?

Which of the following is not related to sexual reproduction in protozoans?

Euglena stores food in the form of paramylum ($\beta$ 1 $\to$ 3 glucan), which is a product of the conversion of:

Select the correct option for the following statements:
$(i)$ All protozoans are heterotrophs and live as predators or parasites.
$(ii)$ $Trypanosoma$ causes sleeping sickness.

The primary grouping of protozoan protists is based on: