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