problem1) Answer all the problems:

i) prepare down the difference between homology and analogy.

ii) prepare down the names of six biogeographical realms of world.

iii) prepare a brief note on Mesozoric Era.

iv) What are Adaptations.

v) Name methods of animal conservation.

problem2) prepare a brief note of Dinosaurs & their extinction.

problem3) prepare down the difference between Metazoa and Protozoa on the basis of their characteristics features.

problem4) Describe the theory of Lamark.