UPSC Agriculture 2023

Answer the following questions in about 150 words each: (a) Discuss the response of crop plants to rising temperature and carbon dioxide levels in relation to climate change, with…

(a) What do you understand by agroecology? How does agroecology help in crop distribution and sustainable food production? (20 marks) (b) Classify the parasitic weeds on the basis…

(a) Give the specific features of organic farming and natural farming. Briefly discuss the preparations and role of biodynamics and cow-pat pit in organic crop production. (20 mar…

(a) Discuss the primary pathways of gaseous nitrogen losses from soil and the factors affecting nitrogen losses. (20 marks) (b) Discuss the following in relation to groundnut: (i)…

Answer the following questions in about 150 words each: (a) Discuss the ways and means of minimising erosion for conserving soil. (10 marks) (b) What are the major aims of irrigat…

(a) Elaborate on the various problems encountered in agricultural production at dryland areas of Bundelkhand region of Uttar Pradesh and Deccan Plateau of Andhra Pradesh. Also exp…

(a) Write the main functions of Directorate of Marketing and Inspection. Discuss the roles of AGMARK and e-NAM in agricultural marketing. (20 marks) (b) How do Farmers Producers O…

(a) What is the need for agricultural price policy? Write its objectives. Discuss the criteria for deciding minimum support price (MSP) for each crop. (20 marks) (b) Why are the e…

Answer the following questions in about 150 words each : 10×5=50 (a) Enumerate the functions of Endoplasmic reticulum and Golgi apparatus. 10 (b) Explain inbreeding depression and…

(a) Enlist the molecular models of cell membrane and explain the models given by S.J. Singer and G. Nicholson (1972), Green and Capaldi (1974) and Racker (1976). 20 (b) Give an ac…

(a) Describe the history of plant breeding in India. Write the objectives of plant breeding and methods for creation of variability for crop improvement. 20 (b) Describe Systemic…

(a) Discuss different forms of Intellectual Property Rights (IPR) in India. 20 (b) Give an account of stomate anatomy and cytology. Write down the effect of light, water deficit,…

Answer the following questions in about 150 words each : 10×5=50 (a) Write down the constraints of fruit processing industry in India. 10 (b) Describe mentha cultivation with refe…

(a) Describe the principles, components and strategies for Integrated Disease Management in crops. Write down its application in management of rice blast and bacterial blight of p…

(a) Enlist various photosynthetic pigments. Give a detailed account of chlorophyll synthesis along with the enzymes involved in the process. Also mention the role of carotenoids i…

(a) How has food production, including horticultural crops, changed in India during the last one decade ? Write down its impact on food and nutritional security. 20 (b) Write down…