The branch of biology that deals with the study of fossil animals is known as

$A$ baby has been born with a small tail. It is a case of exhibiting:

$A$ certain animal possesses shelled eggs,hair,and mammary glands,and also has a cloaca. It acts as a connecting link between which of the following?

How do we compute the age of a fossil?

Which one of the following is a pair of homologous organs?

Which one of the following are analogous structures?