Which of the following are likely to be present in deep sea water?

Which kingdom includes prokaryotic cells?

Little leaf of brinjal is caused by

Select the incorrect statement regarding Eubacteria:

Choose the correct statements $(i - iv)$ regarding mycoplasma:
$(i)$ Mycoplasma has no cell wall.
$(ii)$ Mycoplasma is the smallest living organism known.
$(iii)$ Mycoplasma cannot survive without $O_2$.
$(iv)$ Mycoplasma are pathogenic in animals and plants.

Nucleoid is present in