Cold-blooded animals are those having

Select the correct matching pair.

In which phyla is radial symmetry observed?

Which of the following is a correctly matching set in taxonomy based on phylum classification?

Which of the following are correctly matched with respect to their taxonomic classification?

Give an example of the following:
$(a)$ $A$ viviparous animal
$(b)$ $A$ fish possessing a poison sting
$(c)$ $A$ fish possessing an electric organ
$(d)$ An organ which regulates buoyancy
$(e)$ An animal which exhibits alternation of generation
$(f)$ An oviparous animal with mammary glands