BIO 102

The intermediate host in the life cycle of Taenia saginata is

Sponges belong to the subkingdom Eumetazoa.

Division of the body into head, thorax and abdomen is a characteristic of

A sponge can be distinguished from other animals by the presence of

Nematodes are animals with a body cavity between the endoderm and the mesoderm.

Most primitive arthropods belong to the class

An important character which platyhelminthes share with theacnidarians is

The free-swimming larval stage of cnidarians is the planulae.

The organs of taste in cockroach are present in

Free living platyhelminthes forms belong to the class

A jellyfish is an example of a medusa body form.

In the life cycle of Liverfluke the sheep get infection when they ingest

Larva of sponge is known as

A well developed nervous system and sense organs are present inmembers of the class

Which of the following is called ‘Blood fluke’ of man?

The nitrogenous waste in cockroach is mainly excreted as

In helminthes, flame cells are component of their

Solid worms are pseudocoelomates.

The distal parts of Malpighian tubules in Cockroach

In vertebrates the blastopore becomes the anus, and duringcleavage, the regulatory signal in the egg are evenly distributed inthe cells. An invertebrate phylum sharing these characteristics is the:

The communication in bees by special body movements (dances) was discovered by

Which of the following swim by ciliary action?

Hemocoelic body cavity is a characteristic of

The presence of collarcells in sponges suggests an evolutionaryrelationship between the sponges and ciliates.

Platyhelminthes are best described as