Zoology IAS Paper 2 UPSC 2016 with Solutions

Zoology Paper 2 UPSC 2016 - Question Paper with Solutions 

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SECTION-A

Zoology 1a Enumerate a comparative account of different functions of smooth and rough endoplasmic reticulum. (IAS 2016, 10 Marks)

Zoology 1b Explain ABO blood groups with its genetic basis and significance in blood transfusion. (IAS 2016, 10 Marks)

Zoology 1c Discuss Hardy-Weinberg law and its application in evolution. (IAS 2016, 10 Marks)

Zoology 1d Describe the impact of gene mutation on human health. (IAS 2016, 10 Marks)

Zoology 1e Explain the key features of Oriental region with its sub-regions. Add a note on the faunistic distribution of the region. (IAS 2016, 10 Marks)

Zoology 2a Describe' the role of microtubules in chromosome movement during cell division. (IAS 2016, 15 Marks)

Zoology 2b Give and account of Human Genome Project. (IAS 2016, 20 Marks)     

Zoology 2c Explain the salient features in the 'theory of natural selection'. Add a special comment on 'synthetic theory of evolution'. (IAS 2016, 15 Marks)

Zoology 3a Explain the mechanism of transport of small and large molecules across plasma membrane. (IAS 2016, 20 Marks)

Zoology 3b Discuss the applications of recombinant technology in human health. (IAS 2016, 15 Marks)

Zoology 3c What is biodiversity? Give an account of the impact of climate change on biodiversity. Add a note on Hot Spots in India. (IAS 2016, 15 Marks)

Zoology 4a Discuss the role of mutation in speciation. Comment on the effect of the process of variation on evolution. (IAS 2016, 20 Marks)

Zoology 4b Explain pedigree analysis to illustrate hereditary disease with suitable examles. (IAS 2016, 15 Marks)

Zoology 4c Explain the structure and functions of lysosome. (IAS 2016, 15 Marks)

SECTION-B

Zoology 5a Describe the structure of rods and cones in retina, and discuss their role in vision. (IAS 2016, 10 Marks)

Zoology 5b Give the structural formula of an amino acid and show how a peptide bond formation occurs. Also explain how amino acids differ from each other. (IAS 2016, 10 Marks)

Zoology 5c Discuss the mechanism involved in the survival of estuarine animals in varying salinities. (IAS 2016, 10 Marks)

Zoology 5d Enumerate the clinical applications of stem cells. (IAS 2016, 10 Marks)

Zoology 5e What is neoteny? How does it occur? Explain this phenomenon with suitable examples. (IAS 2016, 10 Marks)

Zoology 6a Explain in brief about the synthesis and functions of steroid and peptide horrnones. (IAS 2016, 15 Marks)

Zoology 6b Discuss that TCA cycle is the central pathway in the energy metabolism of a cell. (IAS 2016, 20 Marks)

Zoology 6c Explain the term and structural details of placenta in a eutherian mammal. Add a note on its significant role in pregnancy. (IAS 2016, 15 Marks)

Zoology 7a Explain the functions of coenzymes with suitable examples (IAS 2016, 15 Marks)

Zoology 7b Explain the fate map of frog with a neat, labelled diagram. Write a note on its contribution in understanding cell lineage and development process (IAS 2016, 20 Marks)

Zoology 7c Describe the sequence of stages during synaptic transmission with acetylcholine as the neurotransmitter. (IAS 2016, 20 Marks)

Zoology 8a Elucidate the importance of thermoregulation with reference to its relationship with homeostasis in endothermic animals. (IAS 2016, 20 Marks)

Zoology 8b Give the classification of immunoglobulins and state their functions. Draw a labelled diagram of IgM. (IAS 2016, 15 Marks)

Zoology 8c What is the composition of semen? Explain briefly about in vitro and in vivo capacitation of mammalian sperm (IAS 2016, 15 Marks)