The infective stage of Plasmodium to man, is

In which of the given protists, the cell wall resembles a soap box?

Which of the following groups of organisms are placed under the group chrysophytes?

A kingdom common to unicellular animals and plants is

Analyse the following statement and identify the correct option given below

I. In diatoms the walls are embedded with silica and thus, the walls are indestructible

II. Diatoms have left behind large amount of cell wall deposits in their habitat, this accumulation over billions of year is referred to as diatomaceous deposition or diatomaceous earth

Photosensitive Stigma or eye spot is found in:

Diatoms are unique due to their cell walls being composed of:

Which group of protists includes organisms with a pellicle, providing flexibility and shape?

Diatoms are major producers of:

Diatoms, which are good indicators of water pollution are

Paramecium

I. is a ciliated protozoan

II. has a cavity that opens to the outside the cell surface

III. shows water current maintained by cilia which helps the food to be steared into gullet

Which of the statement given above are correct?