To which type of forest do the following trees belong?
(i) Hintal and Sundari
(ii) Rosewood and Ebony
(iii) Deodar and Chir Pine.
Give three reasons for rapid depletion of forest resources in India in the past.
Three reasons for the depletion of forest resources in the past are mentioned below:
i. Huge tracts of forests were destructed for expanding agriculture.
ii. The British systematically destroyed the Indian forests to meet the growing demand for timber in Britain. Many forests were also destroyed by the government during the World Wars to supply timber to the war front.
iii.Forests have been cleared to make land available for building houses and industries.
“Without irrigation, development of agriculture is difficult in India”. Clarify the statement by giving two reasons.
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.