In $Paramecium$,genetic information is contained in:

Which of the following groups of kingdom $Protista$ is being described in the statements given below?
$(i)$ This group includes diatoms and golden algae.
$(ii)$ They are microscopic and float passively in water currents (plankton).
$(iii)$ Most of them are photosynthetic.
$(iv)$ They have deposits in their habitat; this accumulation over billions of years is referred to as 'diatomaceous earth'.

$Ceratium$ is

The accumulated dead remains of diatoms are known as ............

Which of the following is an example of amoeboid protozoans?

If a pond dries,$Amoeba$