How do nonchordate metazoans regulate the water content of their body?

Explain the feeding and digestion mechanisms in annelids.

Write the classes of phylum Mollusca with one characteristic feature and one example of each.

List the characteristic features of Phylum Arthropoda.

With the help of examples explain the types of symmetry found in animal world.

Discuss the levels of body organization in metazoans.

List the trends in human evolution. In your opinion what are the selection pressure determining the future of man?

With the help of examples discuss the formation of coadapted communities and phenomenon of character displacement

Explain industrial melanism and genetic repatterning during isolation with examples.

Explain the biological species concept and describe the mechanisms of speciation.

With the help of an example explain how homology represents the consequences of adaptive radiation from a common ancestor.

Briefly discuss the evolutionary thinking of pre-Darwinian period.

Explain how competition between two species leads to character displacement and ecological exclusion by giving an example

Wild life Sanctuaries

Flora

Taxonomic hierarchy

Type Specimens

Difference between alpha and omega taxonomy.

Ethics of herbarium.

Principles of Binomial Nomenclature of classification in taxonomy.