zoology Arena

Q:-1 Describe RNA world hypothesis. What is clade? Explain with examples. (15) Q:-2 Compare bottle neck effect and founder effect. How they are effecting gene pool? (15) Q:-3 Define inbreeding coefficient and inbreeding depression. Why inbreeding is not good for population? Explain with examples. (20) Q:-4 Define Biodiversity hotspots. Give criteria for selection. Describe biodiversity hotspots in India. (15)

Week-4 Instructions:- There are Eight questions divided in Two sections. All questions are compulsory. Adhere to world limit wherever specified. The number of marks carried by a question is indicated against it.                              Paper I Q:-1 Write Notes on the following in about 150 words each: (10X5 =50) a) Monotheism and Religion b) Neo-evolutionism c) Language d) Structural functionalism e) Totemism Q:-2 Give the various anthropological theories. Whic theory is most relevant in term of defining society and why? (20) ing Q:-3 Discuss the concept of people's participation in planned development. (10) Q:-4 (a) In what ways economics and economic anthropology differs. (10) (b) Bring out the contribution of Tyler and Conklin in development of cognitive theory. (15) (c) Give the various tools of data collection and interpretation. Why is data analysis important in anthropology? (20) ...

Q:-1 Elucidate the adaptations of animal living in fresh water habitats. (10) Q:-2 What is IUCN? How code of nomenclature evolved? Explain the role of modern tools and computational analysis in nomenclature. (20) Q:-3 Define ecosystem. Give its various components. How they are operating. (15) Q:-4 What is ecosystem services? Why is there a need of legislative verdict on it.? Discuss. (20)

Q:-1 What is continental drift? Explain how it played role in distribution of fauna? (15) Q:-2 What is succession? Compare the primary and secondary succession. With suitable examples explain aquatic succession. (20) Q:-3 Describe the term heat island. How anthropogenic factors contributing to it? Discuss its implications on biodiversity. (20) Q:-4 Describe the nitrogen cycle. How anthropogenic activities altering it? (10) Q:-5 Define ecotone. Discuss diversity at ecotone. Are sacred grooves ecotone? Discuss. (10)

Q:-1 Establish the phylogeny of modern horse by using fossil data. (15) Q:-2 Compare the features of Trilophodon and Stegodon. (10) Q:-3 Draw well labelled diagram of mammalian testis and ovary. Give their comparative account in mammals. (20) Q:-4 Give the functions of the following from given blank diagram after labelling. (10) a) 10 b) 13 c) 8 d) 6 Q:-5 Discuss the evolution of heart through its comparative account in various vertebrates. (20)

Q:-1 Write short notes on the following in 200 Words each 10X4-40 a) Scales in fishes b) Jaw suspensorium in vertebrates c) Endoskelton in fishes and amphibians d) Respiratory organs in amphibians and reptilians comparative account Q:-2 Discuss the evolution of heart with suitable diagrams and give detailed account of it in mammals. (20) Q:-3 What is hardy weinberg law? In a large experimental Drosophila population, the fitness of a recessive phenotype is calculated to be 0.90, and the mutation rate to the recessive allele is 5 × 10−5. If the population is allowed to come to equilibrium, what allelic frequencies can be predicted? (5+10) Q:-4 Discuss the origin of humans with suitable fossil descriptions. (20)