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Chapter 15: Improvement in Food Resources - PPT, Science, class 9, CBSE PDF Download

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FAQs on Chapter 15: Improvement in Food Resources - PPT, Science, class 9, CBSE

1. What is food security?
Ans. Food security refers to the availability, accessibility, and affordability of food for all individuals in a country at all times. It also includes the nutritional value and safety of the food.
2. What are the advantages of crop rotation?
Ans. Crop rotation is beneficial for maintaining soil fertility, controlling pests and diseases, improving soil structure, reducing soil erosion, and increasing crop yields. It also helps to reduce the dependence on chemical fertilizers and pesticides.
3. What is the Green Revolution?
Ans. The Green Revolution refers to the period of intense agricultural research and development that took place in the 1960s and 1970s. It resulted in the development of high-yielding crop varieties, improved irrigation systems, and increased use of fertilizers and pesticides. The Green Revolution helped to increase food production and reduce hunger in developing countries.
4. How can we prevent food wastage?
Ans. We can prevent food wastage by planning our meals, buying only what we need, storing food properly, using leftovers creatively, and composting food scraps. We can also donate excess food to food banks or other organizations that help those in need.
5. What are the benefits of organic farming?
Ans. Organic farming has several benefits, including improving soil health, reducing pollution and greenhouse gas emissions, promoting biodiversity, and producing healthier and safer food. It also helps to support local economies and reduce dependence on fossil fuels.
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