Which one of the following is called the 'brown paper' of industry?

Which is the main food crop of the eastern and southern parts of the country?

Which food crop is known as a temperate crop?

Which one of the following is a commercial crop of Haryana and Punjab?

Which irrigation sprays the water in the field?

Which one of the following is an important rabi crop?

Which of the following activities is a primary economic activity?

Which irrigation will deliver the water drop by drop to the plants?

What is the name of shifting agriculture in Brazil?

Which crop will grow through simple subsistence agriculture?