Free Animal Kingdom (Daily Quiz: 9) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Answer: (d)

It is universally accepted that amphibians (frogs) have originated from fishes. Resemblance of amphibia to fish is seen in most systems of the body. Both are cold blooded. Fish respire by gills and also tadpole of frog respires by gills. To prevent dessication in air, both usually lay eggs in water.

Answer: (a)

Typhlops is a genus of blind snakes (non poisonous snake) found in Europe, Africa, Asia and Central and South America. Sea snake is a poisonous snake while grass snake is a non-poisonous snake. Glass snake is a lizard.

Answer: (b)

The stratum corneum ("the horny layer") is the outermost layer of the epidermis (the outermost layer of the skin). It is composed mainly off dead cells that lack nuclei. In reptiles, the stratum corneum is permanent, and is only replaced during times of rapid growth, in a process called ecdysis or moulting. During ecdysis, small fragments of this layer are periodically shed of from the body. The new layer is regularly formed by underlying stratum germinativum.

Answer: (a)

Adamsia – Sea anemone (coelenterate)

Answer: (b)

Aquatic annelids like Nereis possess lateral appendages (called parapodia) which help in swimming. Radula is the rasping organ for feeding which is present in the mouth of molluscs.