Seven steps of agriculture

Explain how fertilizers are different from manure.

What is irrigation? Describe two methods of irrigation which conserve water.

If wheat is sown in the kharif season, what would happen? Discuss.

Explain how soil gets affected by the continuous plantation of crops in a field.

What are weeds? How can we control them?

Leguminous plants do not require nitrogenous fertilizers. Why?

Why farmers in Northern India grow legumes as fodder in one season and wheat in the next season?

Define animal husbandry. Give some examples of animal husbandry.

You may have seen grains kept on the terrace. Can you suggest a reason? Or

Why is it necessary to dry grains before storing them?

What do you mean by a crop? Give examples.

Define Kharif crops.

Define Rabi crops.

What is seed drill?

What is soil fertility?

Despite favourable climatic conditions, a farmer’s crop failed to give good yield. Give the possible reasons for this.

What are organic foods?

What do you mean by Harvesting?

What are weeds? How the seeds of weeds spread? Why their removal is necessary?

What do you mean by winnowing?

What do you mean by Granaries?

Why manure is added to soil?

What are the seven steps of agriculture?

What do you mean by Tilling?

What are various special festivals associated with the harvest seasons?

Name the medium in which plants grow.

Explain modern methods of irrigation in brief.

How are manures prepared by the farmers?

Name the two fertilizers containing nitrogen and other containing phosphorous.

Why is excessive irrigation harmful to the crops?

Why should we grow seeds in moist soil?

Why do we need to irrigate fields well before sowing seeds?

What are the steps involved in soil preparation?

What is crop rotation and why is it important?

How are grains stored and protected?

Mention names of any two fertilizers.

What are Granaries?

What are Silos?

Why is it necessary to sow seeds at appropriate depth and distance?

What is Humus?

Difference between threshing and winnowing.