In which one of the following, the genus name, its two characters and its, class/phylum are correctly matched?

	Genus name		Two characters	Class/phylum
1.	Ascaris	(a) (b)	Body segmented Males and females distinct	Annelida
2.	Salamandra	(a)   (b)	A tympanum represents ear Fertilization is external	Amphibia
3.	Pteropus	(a) (b)	Skin possesses hair Oviparous	Mammalia
4.	Aurelia	(a) (b)	Cnidoblasts Organ level of organization	Coelenterata

Match the name of the animal (Column I), with one characteristics (Column II), and the phylum/class (Column III) to which it belongs

Insects are not characterized by:
1. The main body segments – head, thorax and abdomen
2. Three pairs of legs
3. Two pairs of antennae
4. Excretion by Malpighian tubules

Pinworm, Hookworm, and Filaria worm belong to:

Identify the incorrectly matched pair:

The animals belonging to all the following groups are exclusively marine except:

Identify the correct statements regarding arthropods:

The larvae in echinoderms are:

The diagram below shows the body plan of a:

A typical reptilian heart is shown by the figure:

1.		2.
3.		4.