i. Name the oldest relief division of India ?
ii. How does the division differ from the Northern mountains in composition and period of formation ?
Name :
i. The two types of cyclonic system that affects the Indian subcontinent.
ii. The seasons when they are active.
i. Explain why forests are called an index of prosperity of a nation.
ii. Mention the important objectives of urban forestry.
i. Name the type of irrigation that is responsible for water logging ?
ii. What is water logging ?
iii. What are the effects of this phenomenon ?
i. How does sprinkler irrigation help in the best utilization of water ?
ii. Name two crops that use this form of irrigation.
i. a, Water is not wasted due to seepage as water is supplied to the sprinklers through pipes.
b. Water is not wasted even through evaporation as water is direcrtly sprayed to the fields.
ii. Wheat and Cotton.