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(Download) UPSC MAIN EXAM : 2021 Agriculture (Paper-2)


(Download) CS (MAIN) EXAM:2021 Agriculture (Paper II)

  • Exam Name: CS (MAIN) EXAM:2020  Agriculture (Paper II)
  • Marks: 250
  • Time Allowed : Three Hours

SECTION ‘A’

Q1. Answer the following questions in about 150 words each : 10x5=50 

(a) What do you mean by gene pool concept and genetic erosion ? Classify the gene pool of a crop. 10 

(b) Describe the advantages and disadvantages of mass selection, simple recurrent selection and clonal selection. 10 

(c) Explain the importance of somatic hybridization in agriculture. 10 

(d) 'Intellectual Property Rights (IPR) issue is a sensitive topic in agriculture. Concisely describe this with your conclusions. 10 

(e) Write short notes on the following: 

(i) Asexual Reproduction 

(ii) Progeny Test 

(iii) Seed Bank 

(iv) Genetically Modified Crop 

Q2.(a) Define cell. How is a plant cell different from an animal cell ? Describe a typical cell structurally and functionally, with a suitable diagram. 

(b) Describe the physiological and molecular basis of heterosis. 

(c) Classify types of male sterility and self-incompatibility system in plants. Describe the limitations of cytoplasmic genetic male sterility system in hybrid seed production. 

Q3. (a) What is clone ? What do you understand by clonal selection ? Describe the various steps involved in clonal selection.

(b) What do you understand by centre of origin ? Discuss the law of homologous series of variation. 15 

(c) Describe self-pollination, cross-pollination and often cross-pollination. Discuss different mechanisms for facilitating self-pollination and cross-pollination. 20 

Q4.(a) What is the role and importance of “Seed treatment campaign” in India in the context of quality crop establishment ? 15 

(b) What is DNA fingerprinting ? Discuss its applied aspects in modern agriculture. 

(c) Describe the mechanisms involved in absorption of water in plants. Explain the factors affecting the water absorption rate in plants. 20 

UPSC Mains General Studies Study Kit

SECTION 'B'

Q5. Answer the following questions in about 150 words each: 10x5=50 

(a) Define seed viability. Describe in brief the metabolic aspects of seed germination. 10  

(b) Define 'Pests' and 'Pesticides' in relation to pest management. Give a brief account of types and need for pesticide formulations. 10 

(c) Narrate the role of post harvest technology in minimising losses in fruits and vegetables. 10 

(d) What is “Plant Quarantine" ? Describe the plant quarantine measures with suitable examples in Indian context. 10 

(e) Discuss the importance of green-house in agriculture. 10 

Q6.(a) Describe “Key-lock theory” with respect to mode of enzyme action. 15 

(b) What is plant physiological stress ? Describe morphological and physiochemical changes taking place in plants under drought condition. 15 

(c) What do you understand by vernalization ? Describe its practical application in crops. 20 

Q7.(a) What do you mean by "Economic Injury Level” (EIL) and “Economic Threshold Level” (ETL) ? Describe their roles in classifying the pests in relevance to Integrated Pest Management (IPM). 15 

(b) Describe the importance of fruit cultivation in India. Discuss the role of horticulture with respect to poverty alleviation and nutritional security. 15 

(c) What is protected cultivation ? What are its problems and prospects in comparison to open cultivation ? 20 

Q8.(a) What is the food production and consumption pattern of India in the last fifty years? 15 

(b) What do you mean by hunger' and 'hidden hunger' ? Comment. on various strategies in combating hunger. 15 

(c) What are the different "National Dietary Guidelines” of India ? What is your opinion on balanced diet of Indians ? 20 

(Download) UPSC MAIN EXAM : 2021 Agriculture (Paper-1)


(Download) CS (MAIN) EXAM:2021 Agriculture (Paper I)

  • Exam Name: CS (MAIN) EXAM:2020  Agriculture (Paper I)
  • Marks: 250
  • Time Allowed : Three Hours

SECTION ‘A’

Q1. Describe the following in about 150 words each : 10x5=50 

(a) The major ways for sustainable management of natural resources 

(b) Improved agro-practices for the production of quality protein maize 

(c) Social forestry and various schemes related to social forestry 

(d) The major weeds of rice and their management practices under both upland and lowland conditions 

(e) Biofertilizers and the major constraints in popularization of biofertilizers 

Q2.(a) What is greenhouse effect? Write in detail about various greenhouse gases and their impact on crop production. 20 

(b) What is the role of new agricultural technologies and market policies in crop diversification? Discuss in detail. 20 

(c) Discuss the activity and selectivity of herbicides. 

Q3.(a) What do you understand by agroforestry? Discuss various types of agroforestry systems in India with the help of examples. 20 

(b) What do you mean by Site-Specific Nutrient Management (SSNM)? Write the steps and recommendations for implementing SSNM in major cereals. 

(c) Discuss various international conventions and recent global initiatives pertaining to climate change. 10 

Q4.(a) What are the factors responsible for declining soil fertility? Discuss various measures adopted for improving soil productivity. 20 

(b) Define Integrated Farming System (IFS). How can IFS improve the income of different landholding groups? 

(c) Describe the major biological control methods of weeds. 

UPSC Mains General Studies Study Kit

SECTION 'B'

Q5. Describe Q. Nos. 5(a), 5(c), 5(d), 5(e) and answer Q. No. 5(b) (in about 150 words each) : 10x5=50 

(a) Technologies and policies for sustained crop production in rainfed agriculture 

(b) Define Information and Communication Technologies (ICTs). Discuss various initiatives to promote ICTs in agriculture. 

(c) The Minimum Support Price (MSP) and its determination 

(d) Pradhan Mantri Fasal Bima Yojana (PMFBY) and its progress 

(e) Parameters for determination of quality of irrigation water 

Q6.(a) Define soil erosion and its different forms. Explain agronomic and mechanical measures to reduce the adverse effects of soil erosion in crop production. 20 

(b) What is irrigation potential of India and how can it be increased through rain water harvesting? 

(c) Discuss cooperative marketing with successful case studies. 20 

Q7.(a) Define ecology. Mention its basic concepts and relevance in crop production. 

(b) How to improve drainage of waterlogged areas? Discuss the advantages and limitations of drip and sprinkler irrigation methods. 

(c) Discuss various approaches of extension. Describe the recent emerging concepts in transfer of technology. 10 

Q8.(a) Critically examine the major extension programmes of agricultural sector in India. Suggest different measures to improve technology dissemination and adoption at farmer's field. 20 

(b) Discuss the success and failure of agricultural price policy since its inception. Discuss the recent initiatives/changes in agricultural price policy. 

(c) Discuss the value addition of forest products.  

(Download) UPSC IAS Mains Exam 2021 - History (Paper-2)

(Download) UPSC IAS Mains Exam 2021 - History (Paper-2)

Exam Name: UPSC IAS MAINS HISTORY - PAPER- II
Time Allowed : 3.00 Hrs
Maximum Marks : 250

SECTION 'A'

Q1. Critically examine the following statements in about 150 words each : 10x5=50 

(a) The introduction of Western education transformed India in unforeseen ways. 10 

(b) Tipu Sultan had little success in setting forth a course of change significantly different from the general experience of 18th century crisis of Indian politics and society where public life tended over and over to become a system of plundering. 10 

(c) The Vernacular Press Act of 1878 was designed for better control of the vernacular press and to empower the government with more effective means of punishing and repressing seditious writings. 10 

(d) The rise of the Communist Movement in India in the 1920s lent a militant and revolutionary content to the Trade Union Movement. 10 

(e) In the first decade of the 20th century, the atmosphere was ripe for the emergence of revolutionary groups to fill up the vacant space in the political map of the country. 

Q2.(a) India had been the world leader in the field of hand spun and hand woven yarn and cloth for many centuries. Many nationalist and Marxist critiques considered that the British dominion deliberately shattered the traditional and world famous handicrafts of India. Comment. 20

(b) What were the various ways in which nationalism manifested itself in India during colonial rule ? 

(c) The East India Company had thought that they had found an ideal puppet in Mir Kasim. Mir Kasim, however, belied the expectation of the company. Examine critically. 

Q3. (a) How did English utilitarian thinking impact India in the British era ? 20 

(b) The same Gandhiji who withdrew the Non-Cooperation Movement on the issue of violence at Chauri-Chaura, refused to condemn people's violence during the Quit India Movement. Do you think that he was losing his faith in the efficacy of non-violence and was willing to deviate from this path ? Elucidate. 20 

(c) While individually the Marathas were clever and brave, they lacked the corporate spirit so. essential for national independence. Discuss with reasons. 

Q4.(a) Discuss the major constitutional developments in India after 1858 and their impact on society and polity. 20 

(b) Discuss the changing nature of Dalit assertion in India in the twentieth century. 20 

(c) How were the Princely States integrated in the Indian Union after the partition ? What role did Sardar Patel play in it ? 10 

SECTION 'B'

Q5. Critically examine the following statements in about 150 words each : 10x5=50 

(a) There were many reasons why the industrial revolution first happened in England. 10 

(b) Napoleon's continental system may be reckoned as the greatest blunder and may be described as a “monument of misdirected energy”. 10 

(c) The Chartist Movement failed to achieve its stated objectives, but succeeded in seeding the idea that a representative democracy should include all citizens. 10 

(d) During the Cold War, some important leaders of the Non-Aligned Movement wanted to keep the movement away from the military blocs. 10 

(e) The Arab countries looked up to Nasser as a leader who could withstand the pressure exerted by Western countries on Egypt to make peace with Israel. 10 

Q6.(a) What was “enlightened” about the Age of Enlightenment ? 

(b) What were the causes and consequences of the revolutionary upsurge of the 1840s in Europe ? 

(c) The white-minority government of South Africa treated the natives very badly by denying them fundamental rights and made Apartheid as official policy. How were the people able to end Apartheid policy and establish a transitional rule ? 

Q7. (a) The rise of nationalism across nations shattered the chains which held together the empires of modern Europe. Discuss. 20 

(b) In the American civil war, the victory of the North had many consequences. Some of them were direct and obvious. However, its indirect effects on American development were perhaps even more important. Comment. 20 

(c) Revolutions, whether in Russia (1917) or in China (1949), are a disastrous way of transforming a country. Comment. 10 

Q8.(a) Europe was at war with itself in the first half of the twentieth century with a long cease-fire. Comment. 20 

(b) The impact of the end of the Cold War and the emergence of the US as the lone superpower has been both, good and bad. Discuss. 20 

(c) Do you think that the United Nations Organisation has played a significant role in resolving international disputes and ensuring peace in the world ?

(Download) UPSC IAS Mains Exam 2021 - History (Paper-1)

(Download) UPSC IAS Mains Exam 2021 - History (Paper-1)

Exam Name: UPSC IAS MAINS HISTORY - PAPER- I
Time Allowed : 3.00 Hrs
Maximum Marks : 250

SECTION 'A'

Q1. Identify the following places marked on the map supplied to you and write a short note of about 30 words on each of them in your Question-cum-Answer Booklet. Locational hints for each of the places marked on the map are given below seriatim : 50 

(i) Paleolithic site 
(ii) Mesolithic site 
(iii) Neolithic site 
(iv) Neolithic-Chalcolithic site 
(v) Harappan site 
(vi) Proto-historic and historic site 
(vii) Inscriptional site 
(viii) Jain monastic site 
(ix) Coin hoard 
(x) Paleolithic site 
(xi) Terracotta site 
(xii) Rock-cut caves 
(xiii) Ancient learning centre 
(xiv) Political and cultural centre 
(xv) Buddhist site 
(xvi) Ancient port 
(xvii) Early historic site 
(xviii) Ivory hoard 
(xix) Buddhist monastic centre 
(xx) Temple complex 

Q2.(a) Do you agree that ecological factors influenced the flow and ebb of the Harappan Civilization? Comment. 20 

(b) Do you consider that the Upanishadic principles embody the high point of Vedic religious thought? Comment. 15 

(c) Analyze the significance of external influences and indigenous development on post-Mauryan art. 15 

Q3.(a) Will it be proper to consider the megaliths to represent a single, homogeneous or contemporaneous culture? What kind of material life and cultural system is revealed in the megalithic cultures? 15 

(b) How would you characterize the nature of Mauryan state on the basis of Kautilya's Arthashastra? 20 

(c) How did the Varnashrama Dharma manifest the increasing social complexities in the Gupta and post-Gupta period arising from social and economic developments? 15 

Q4.(a) "The political and economic needs of rulers, combined with economic and status needs of the merchant class, together provided the receptive cultural milieu in which Buddhism flourished.” Comment. 20 

(b) Large number of land grants in hitherto non-arable tracts invariably meant expansion of agriculture in early medieval India. How did the management of hydraulic resources (different types of irrigation works) facilitate expansion of agriculture in this period? 15 

(c) Discuss the relationship between emergence of literature in vernacular languages and formation of regional identities in early medieval India. 15 

SECTION 'B'

Q5. Answer the following questions in about 150 words each : 10x5=50 

(a) Discuss the different stages of Indian feudalism and analyze its impact on Indian political system. 

(b) Do you consider Sultan Iltutmish to be the real founder of the Delhi Sultanate? Discuss. 

(c) Identify the different categories of Persian literature which emerged during the Delhi Sultanate. 

(d) Examine the causes of Babur's success against Ibrahim Lodi in the First Battle of Panipat. 

(e) Discuss the attitude of Chishti saints towards the state. How were the Suhrawardi saints different in their attitude towards the government? 

Q6.(a) Discuss the transformation of Sikh community from a Nirguna Bhakti sect into a politico-military organization. 

(b) Give your assessment of Bahlul Lodi's relation with his nobility. 

(c) Examine the basic features of Mughal tomb architecture with special reference to the Taj Mahal. 20

Q7.(a) Discuss the importance of Iqta system. How did it help in centralization of administration of the Delhi Sultanate? 15

(b) Why is the reign of the Khaljis known as the 'Khalji Revolution'? 15

(c) The late seventeenth century Mughal India is considered to be a period of Jagirdari crisis. Discuss. 20

Q8.(a) "The Chola rulers were not only mighty conquerors, efficient administrators but also builders of fine temples.” Comment. 15 

(b) Discuss with relevant illustrations the relations between Akbar and the Rajput states. 15 

(c) How far is it justified to consider the states like Bengal, Awadh and Hyderabad as 'successor states' of the Mughal state? 20 

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