UPSC Agriculture 2024

Answer the following questions in about 150 words each: (a) Briefly discuss the principles of agro-ecology. 10 marks (b) What are the factors responsible for low production and pr…

(a) Write down the physical environmental factors affecting the crop production. Discuss the effects of changing rainfall pattern on crop production in India. 20 marks (b) Describ…

(a) What is the Arnon and Stout (1939) criteria for plant nutrient essentiality? Give account of forms of each essential plant nutrient element absorbed by plants. 20 marks (b) Wh…

(a) Explain the term conventional and conservation tillage. Give account of their comparative effects on soil properties and green house gas emissions. 20 marks (b) Discuss the Re…

Answer the following questions in about 150 words each: (a) Write down the principles involved in Integrated Watershed Management. Briefly discuss the relevance of Integrated Wate…

(a) Briefly discuss the crop management practices for stabilising yield in dryland areas. Enlist the crops with their characteristics suitable for dryland agriculture. 20 marks (b…

(a) Discuss the chronological developments of National Extension System of India after independence. 20 marks (b) Briefly discuss the decisions involved in Farm management. Write…

(a) Explain different types of farming. Discuss the factors affecting types of farming. 20 marks (b) Explain the term water use efficiency in relation to crop production. Discuss…

Answer the following questions in about 150 words each: (a) Explain the ultrastructure of chloroplast with the help of diagram. Briefly discuss the chemical composition and functi…

(a) What is chromosomal aberration? Briefly discuss the changes in chromosomal structure due to aberrations. (20 marks) (b) Discuss the importance of crop genetic resource conserv…

(a) What is allopolyploidy? Describe its applications and limitations in crops. (20 marks) (b) Discuss the involvement of public and private sectors in production and marketing of…

(a) Give an account of cytoplasmic genetic male sterility and its utilization in plant breeding. Also discuss its limitations. (20 marks) (b) What is distant hybridization? Discus…

Answer the following questions in about 150 words each: (a) Explain the properties and functions of enzymes in plants. (10 marks) (b) Write the methods of production of seed tuber…

(a) Describe the process of anaerobic respiration and explain the factors affecting respiration. (20 marks) (b) Discuss banana crop in respect of its varieties, nutrient managemen…

(a) Define water stress. Discuss the effects of water stress on anatomical and physiological changes in plant growth. Also discuss soil and weather based plant water stress indica…

(a) Explain the mode of action of organophosphate and Bacillus thuringiensis which are used in pest management. (20 marks) (b) What is phytochrome? Discuss its two forms and diffe…