Question

fill in the blanks

1. There are
______ nutrients essential for growth of crops

2. Manure and______
are the main sources of nutrient supply to the crop plants.

3. Organic farming is a farming system with minimal or no use of _________
4. The growing of different crops on a piece of land in pre-planned succession is called______

5. Poultry farming is done to raise domestic______​

Answer 1

Answer:

Explanation:

Take a used soft drink glass or bottle filled completely with the water and keep it on the floor make three holes using the pin along the height of the bottle one year top other near bottom and third in the middle of the bottle observe the water coming out of the the three different holes note down your observation

Answer 2

Answer:

1.16

2. Fertilizers.

3. chemicals such as fertilizers, herbicides, pesticides.

4.Crop rotation.

5.domestic fowl.

Explanation:

• There are nutrients 16 essential for growth of crops.
• Manure and Fertilizers are the main sources of nutrient supply to the crop plants.
• Organic farming is a farming system with minimal or no use of chemicals such as fertilizers, herbicides, pesticides.
• The growing of different crops on a piece of land in pre-planned succession is called Crop rotation.
• Poultry farming is done to raise domestic Fowl.

Hope this will help you...have a nice day