MCQs of Biology – Agnatha

Agnatha is the animal without:

Which of the following statements is not true for Agnatha?

The earliest known jawless fossil vertebrates with heavy armour or dermal plates are collectively called the:

Ancestores of cyclostomes are:

Hemicyclaspsis belongs to the class:

The group devoid of glaiding/ flying animals is:

Gills are pouch – like in:

Pancreas is absent in which group of venebrates ?

Which of the following is not an acraniate?

Peromyson belongs to:

Lampreys are:

The jawless verebrate is:

The lamprey ( petromyzon) is included in the same taxonomic class as the:

Which of the following scales are present on the body of lamprey?

Petromyzon is not a true fish because of:

Petromyzon is:

How many nostrils are present in a petromyzon?

The larva of Petromyzon is known as: