Advertisements
Advertisements
प्रश्न
How plants get nutrients ?
Advertisements
उत्तर
Nutrients are supplied to the plants by air, water and soil.
From these 16 essential elements, carbon and oxygen are obtained from air and hydrogen from water. Remaining 13 are supplied by the soil.
APPEARS IN
संबंधित प्रश्न
Name three most important nutrients required for plant growth.
Compare the use of manures and fertilizers in maintaining soil fertility.
How does chemical nature of the soil change due to continued use of chemical fertilizers ?
Explain various methods of fertilizer application
What is green manuring ? Give suitable examples for green manures.
Give a short account of biofertilizers.
Distinguish between mixed cropping and intercropping.
Write down disadvantages of crop rotation.
Compare between mixed cropping and intercropping. Write down from advantage of both of these techniques.
Explain the various preventive measures against insect pests.
