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  • Subjects
  • Biology CBSE Live product
  • Class 9 (2025-26)
  • Improvement in food resources

Crop production and manures

Theory

1. Sustainable agriculture and crop improvement
2. Manures and fertilizers

Practice Questions

1. Examples of oil seeds and pulses

Difficulty: easy

2
2. Macro and micronutrients in plants

Difficulty: easy

2
3. Crop seasons and hybridisation

Difficulty: easy

4
4. Types of crops, irrigation methods, cropping patterns

Difficulty: medium

2.5
5. Sustainable agriculture

Difficulty: medium

2
6. Manure, fertiliser advantages and disadvantages

Difficulty: medium

3
7. Crop improvement

Difficulty: medium

4
8. Manures and fertilizers

Difficulty: hard

5
9. Crop seasons

Difficulty: hard

3

Teacher manual

1. Methodical recommendation
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