Trypanosoma is

Which of the following are the characters of dinoflagellates?
$(i)$ They are planktonic golden yellow algae with soap box like structure.
$(ii)$ They are marine biflagellated protista.
$(iii)$ They appear yellow,green,brown,blue and red in colour.
$(iv)$ The cell wall has stiff cellulose plates on the outer surface.
$(v)$ They are saprophytic (or) parasitic unicellular forms.

Diatoms are

Which group of protozoans consists entirely of parasites?

The scientist who created the group Protista for both unicellular plants and animals is

The slime moulds are characterized by the presence of