[3] In which one of the following the genus name, its two characters and its class/phylum are correctly

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10th CBSE Maths

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

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