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MBD -HARYANA BOARD-IMPROVEMENT INFOOD RESOURCES-Example
- How human beings depend upon plants and animals for nutrition ?
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- Define nutrients. Give examples of macronutrients and micronutrients.
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- What are Fertilizers ?
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- What is the need of water to plants ? Explain different types of irrig...
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- How do insect pests attack plants ? Give examples.
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- What are weeds ? What are the two types of weeds ?
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- Discuss the three major methods of weed control.
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- Briefly explain three types of manures on the basis of biological mate...
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- What are weeds ? How does it affect the yield of crop ?
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- List any five chemical fertilizers rich in nitrogen.
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- How has the excess use of pesticides and fertilizers proved harmful ?
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- What are the two main crop seasons ? List the crops of respective seas...
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- Write a note on organic farming.
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- Define crop rotation. What is the role of leguminous plants in it ?
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- What is the role of soil in better yield ?
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- What is mixed farming ? Define it with suitable examples.
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- How can mixed farming sustain agricultural production ?
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- What are the uses of mixed fanning ?
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- Write a note on crop protection management.
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- Discuss the requirements for a good crop rotation.
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