Mehsana and Jaffarabadi are examples of
1). Indian breeds of buffaloes
2). breeds of cow
3). breeds of sheep
4). Indian breeds of goat
Sebaceous glands are found in
1). Dermis of skin of mammals
2). Epithelium of stomach of frog
3). Epithelium of intestine of frog
4). Epidermis of skin of mammals
Why was the primitive atmosphere of Earth more beneficial to the origin of life than the modern atmosphere of Earth?
1). The primitive atmosphere had a layer of ozone that shielded the first delicate cells
2). The primitive atmosphere was reducing one that facilitated the formation of complex substances from simple molecules
3). The primitive atmosphere was an oxidising one that facilitated the formation of complex substances from simple molecules
4). The primitive atmosphere has less free energy than the modern atmosphere, and thus newly formed organisms were less likely to be destroyed
Haversian system is typically found in bones of
1). Fishes
2). Ayes
3). Reptiles
4). Mammals
Which of the following was most influential upon Darwin's formulation of theory of natural selection?
1). De Vries concept of mutation
2). Wallace's paper on survival
3). Malthus's essay on population
4). Lamarck's on inheritance of acquired characters