Question
Why are leguminous crops desirable in crop rotation?
✓
Answer
Leguminous crops are required in crop rotation as they are used to increase the soil fertility. Those crops which require high fertility level may be grown after growing legumes. They also replenish the soil with nitrogen content.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
List three groups of plants. Which plants are referred to as vascular plants? Out of these which group is further classified on the basis of number of cotyledon? State its two characteristics.
Is air a mixture or a compound? Give three reasons for your answer.
What are meristematic tissues? Explain with the help of suitable diagram. Give their classification on the basis of their position in the plant body.
- Identify the above figure.
- Label X and Y.
- What is the function of X?
Define the following terms:
- Cell inclusions.
- Cytosol.
- Protoplasm.
- Nucleoplasm.
A 150g ball, travelling at 30m/s, strikes the palm of a player’s hand and is stopped in 0.05 second. Find the force exerted by the ball on the hand.
What factors are responsible for the losses during storage of grains?
Define momentum of a body. On what factors does the momentum of a body depend?
A child wanted to separate the mixture of dyes constituting a sample of ink. He marked a line by the ink on the filter paper and placed the filter paper in a glass containing water as shown in the filter paper was removed when the water moved near the top of the filter paper.
- What would you expect to see, if the ink contains three different coloured components?
- Name the technique used by the child.
- Suggest one more application of this technique.
How is scrap iron separated from a heap of waste materials in factories?