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CBSE Class 9 Biology: Improvement in Food Resources

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CBSE Class 9 Biology: Improvement in Food Resources

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Questions and Answers

What is the primary purpose of sustainable agriculture?

Balancing economic viability with environmental and social considerations (correct)

Maximizing short-term crop yield

Minimizing long-term soil fertility

Utilizing excessive chemical fertilizers

Which of the following is an example of integrated farming?

Rearing only one type of livestock on a farm

Growing crops and rearing livestock together on a farm (correct)

Using excessive chemical pesticides in farming

Growing only one type of crop in a field

What is the primary goal of organic farming?

Maximizing the use of synthetic chemical fertilizers and pesticides

Minimizing the productivity of agricultural systems

Reducing environmental impact and promoting biodiversity (correct)

Promoting monoculture farming practices

What is the significance of crop rotation in sustainable agriculture?

<p>It helps maintain soil fertility, reduces the need for chemical inputs, and prevents pest build-up</p> Signup and view all the answers

Study Notes

Sustainable Agriculture

The primary purpose of sustainable agriculture is to meet the food needs of the present without compromising the ability of future generations to meet their own needs.

Integrated Farming

An example of integrated farming is combining crops and livestock on the same farm, utilizing waste from one system as input for another.

Organic Farming

The primary goal of organic farming is to promote ecological balance, conserve biodiversity, and use natural farming techniques to produce safe and healthy food.

Crop Rotation in Sustainable Agriculture

Crop rotation is significant in sustainable agriculture as it improves soil fertility, reduces pests and diseases, and increases crop yields, thereby reducing the need for synthetic fertilizers and pesticides.

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Description

Enhance your knowledge of food resources through this quiz designed to align with CBSE Class 9 Biology curriculum. Test your understanding of topics like agriculture, animal husbandry, and modern farming techniques.