To which type of forest do the following trees belong?
(i) Hintal and Sundari
(ii) Rosewood and Ebony
(iii) Deodar and Chir Pine.
“Without irrigation, development of agriculture is difficult in India”. Clarify the statement by giving two reasons.
Without irrigation, the development of agriculture is difficult in India due to the following two reasons:
i. Rainfall in India is highly irregular and uncertain. While sometimes, it may rain heavily, at other times, there can be droughts because of the scarcity of rains.
ii. Not every part of the country receives adequate rainfall. The windward side of the Western Ghats and north-eastern parts of India receive heavy rainfall. On the other hand, the Saurashtra- Kutch region, parts of Punjab and Haryana, and Rajasthan receive scanty rainfall.
Give one reason for each of the following:
(i) The Northern Plains of India are found suitable for canal irrigation.
(ii) Tank irrigation is an important method of irrigation in Karnataka.
(iii) Although expensive, yet, sprinkler irrigation is gaining popularity in recent times.
(i) What is rainwater harvesting?
(ii) Mention two objectives of rainwater harvesting.
(i) Name any three types of coal found in India.
(ii) Which type of coal is mostly used in iron and steel industries?
Name the following:
(i) An off-shore field of India.
(ii) An iron ore mine of Karnataka.
Name the following:
(i) Largest coal field of India.
(ii) Oldest oil- field of India.
(iii) Best variety of iron ore.