Improvement in Food Resources (खाद्य संसाधनों में सुधार) Ch(12) Practice Quiz in Hindi Part – 1 || Class 9 Science Practice Quizzes in English Posted on February 28, 2025February 28, 2025 by Anshul Gupta0% 0 votes, 0 avg 4 Improvement in Food Resources (खाद्य संसाधनों में सुधार) Ch(12)Practice Quiz in Hindi Part – 1 || Class 9 Science Practice Quizzes in English 1 / 201. What are photoperiods related to? A. Temperature B. Soil quality C. Rainfall D. Duration of sunlight Explanation: Photoperiods refer to the length of daylight hours, which is crucial for plant growth and flowering. 2 / 202. What does hybridisation refer to in crop variety improvement? A. Cloning of plants B. Self-pollination of plants C. Crossing between genetically similar plants D. Crossing between genetically dissimilar plants Explanation: Hybridisation involves cross-breeding plants with different genetic traits to introduce desirable characteristics. 3 / 203. How many times has food-grain production increased in India from 1952 to 2010? A. Two times B. Three times C. Four times D. Five times Explanation: India has witnessed a four-fold increase in food-grain production from 1952 to 2010. 4 / 204. Which of the following is a reason why India needs to increase its production efficiency for crops and livestock? A. Limited scope for increasing land under cultivation B. Abundance of land C. Decreasing population D. Lack of interest in agriculture Explanation: India is already intensively cultivated, leaving little room for expanding the area of land used for farming. 5 / 205. What is the process by which plants manufacture their food in sunlight? A. Photosynthesis B. Reproduction C. Respiration D. Transpiration Explanation: Photosynthesis is the process through which plants use sunlight to convert carbon dioxide and water into food. 6 / 206. What is the focus of sustainable practices in agriculture and animal husbandry? A. Ignoring the balance of natural resources B. Increasing food production without harming the environment C. Increasing food production while degrading the environment D. Maximizing the use of natural resources Explanation: Sustainable practices aim to increase food production without causing damage to the environment or disrupting its natural balance. 7 / 207. Which of the following is NOT a practice for sustained livelihood in agriculture? A. Intercropping B. Monoculture C. Mixed farming D. Integrated farming Explanation: Monoculture, the practice of growing only one crop, is not a sustainable practice for sustained livelihood. Mixed farming, intercropping, and integrated farming are all practices that contribute to sustained livelihood. 8 / 208. Which of the following is a rabi crop? A. Maize B. Soyabean C. Cotton D. Wheat Explanation: Wheat is a rabi crop, grown during the winter season. 9 / 209. Which of the following is a good source of protein? A. Gram B. Maize C. Sunflower D. Rice Explanation: Pulses like gram are a good source of protein. 10 / 2010. Which of the following is a kharif crop? A. Paddy B. Wheat C. Mustard D. Gram Explanation: Paddy (rice) is a kharif crop, grown during the rainy season. 11 / 2011. What is the purpose of fodder crops? A. Medicinal purposes B. Industrial use C. Human consumption D. Animal feed Explanation: Fodder crops are grown as food for livestock. 12 / 2012. Which season is called the kharif season? A. Spring B. Winter C. Summer D. Rainy Explanation: The kharif season is the rainy season in India, typically from June to October. 13 / 2013. Which of the following is NOT a major source of food for humans? A. Minerals B. Plants C. Animals D. Fungi Explanation: While minerals are essential nutrients, they are not a major source of food like plants and animals. We obtain most of our food from agriculture and animal husbandry. 14 / 2014. What is the first stage of farming practices? A. Nurturing the crop plants B. Choice of seeds for planting C. Protection of crops D. Harvesting the crops Explanation: The initial step in farming is selecting the appropriate seeds for planting. 15 / 2015. What is food security dependent on? A. Access to food only B. Both availability of food and access to it C. Availability of food only D. Neither availability nor access to food Explanation: Food security involves both having food available and ensuring people can access it. 16 / 2016. What is the current population of India? A. Exactly one billion people B. 500 million people C. More than one billion people D. Less than one billion people Explanation: India is a very populous country with a population exceeding one billion people. 17 / 2017. Which of the following provides carbohydrates for energy? A. Wheat B. Berseem C. Gram D. Soyabean Explanation: Cereals like wheat provide carbohydrates, which are the primary source of energy for the body. 18 / 2018. Which of the following is NOT a major group of activities for improving crop yields? A. Crop production improvement B. Crop variety improvement C. Crop transportation management D. Crop protection management Explanation: The three major groups of activities for improving crop yields are crop variety improvement, crop production improvement, and crop protection management. 19 / 2019. Which revolution contributed to increased food-grain production in India? A. White Revolution B. Industrial Revolution C. Technological Revolution D. Green Revolution Explanation: The Green Revolution led to significant improvements in food-grain production in India. 20 / 2020. What do oilseeds like groundnut and sunflower provide? A. Proteins B. Carbohydrates C. Fats D. Vitamins Explanation: Oilseeds are the primary source of fats in our diet. 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