Neotaxonomy and its importance

Different types of keys for identification in a taxonomic works.

Why five kingdom classification system given by Whittaker is better than the three kingdom classification? Give the main characteristics of each kingdom of Whittaker’s system of classification with examples.

How various biochemical approaches are helpful in the process of classification of plants and animals? Give examples.

Discuss the importance of Binomial Nomenclature by citing different example.

Classify Mangifera indica starting from kingdom up to species.

Differentiate between Artificial, Natural and Phylogenetic classification.

Describe the work done on plant taxonomy in ancient India.

Origin of blastemal cells during regeneration in planarians.

Complete metamorphosis in insects

Oogenesis in amphibians

Vertebrate Eye Field

Explain the process of implantation of the human embryo in the uterus.

Differentiate between allometric and isometric growth that occurs in multicelluar organisms. Describe the various factors that govern growth in multicelluar organism.

List one larval form for each of the following animal groups:

(i) Sponges

(ii) Molluscs

(iii) Cyclostomes

(iv) Hemichordates

(v) Coelentrata

Describe using well labelled diagrams the development of mammalian pancreas.

) Describe the various experiments conducted by scientists to analyse the developmental potency of the embryonic nuclei. Also give the conclusions drawn by the scientists from these experiments.

Describe the various types of morphogenetic movements of epithelial cells during early changes in the embryonic form and formation of organ rudiments.

Diagrammatically show the early, middle and late stages of gastrulation in the frog Xenopus laevis.

Define cleavage in fertilized egg and give its two main characteristic features. Describe the mechanism of cleavage in the fertilized egg.