Question
Why are manure and fertilizers used in fields?
✓
Answer
Manures and fertilizers are used in fields to enrich the soil with the required nutrients. Manure helps in enriching the soil with organic matter and nutrients. This improves the fertility and structure of the soil. On the other hand, fertilizers ensure a healthy growth and development in plants. They are a good source of nitrogen, phosphorus, and potassium. To get an optimum yield, it is instructed to use a balanced combination of manures and fertilizers in the soil.
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
What are the main constituents of blood?
Name the various types of fisheries. Write a note on culture fishery.
- Label W, X, Y, and Z.
- Which is the covering membrane of X known as?
- Which of them contain hydrolytic enzymes?
- Which one of them takes part in storage modification and packaging of various chemicals?
Match the following column with correct answers.
| Column I | Column II | ||
| a. | Fungal disease | i. | Dengue fever |
| b. | Viral disease | ii. | Cholera |
| c. | Protozoan disease | iii. | Skin disease |
| d. | Bacterial disease | iv. | Malaria |
What factors are responsible for the losses during storage of grains?
Describe structure of a chromosome.
Name the various types of fisheries. Write a note on culture fishery.
- Identify figures A and B.
- Label X, Y and Z.
- Which one act as impulse booster?
- Which one is under control our will?
How is typhoid tested?
Name the following:
- Smallest cell organelle.
- Largest cell organelle.
- ER studded with ribosomes.
- Functional segments of the DNA molecule.