VI. Distinguish between
1. Weather and Climate
• Weather refers to the state of atmosphere of a place at a given point of time.
• Weather of a place may change daily
• Climate is the accumulation of daily and seasonal weather events of a given location over a period of 30-35 years
• Climate of a place remains constant over a long period.
2. Tropical Evergreen Forest and Deciduous Forest.
Tropical Evergreen Forest
• Tropical evergreen forests are found in areas with 200cm or more annual rainfall.
• These forests are evergreen and they do not shed their leaves.
• These forests are found in Maharashtra, Karnataka, Kerala, Andaman-Nicobar islands, Assam and West Bengal.
• Important trees are rubber, mahogany, ebony, rosewood, coconut, bamboo, cinchona and candes.
• Deciduous forests are found in areas with 100 to 200 cm annual rainfall.
• The trees in these forests drop their leaves during the spring and early summer.
• These forests are found in the Himalayan region from Punjab to Assam, Uttar Pradesh, Bihar, Tamilnadu and Kerala.
• Important trees are sandalwood, rosewood, kusum, palas, amla, padauk, bamboo etc.
3. North East Monsoon and South West Monsoon.
North East Monsoon
• Northeast monsoon blows during October and November
• Northeast monsoon winds blow from land
• It gives rainfall tocoromandal coast
• India gets only 25% of rainfall from Notheast monsoon.
South West Monsoon
• Southwest monsoon blows from June to September
• Southwest monsoon originates from the Indian ocean.
• It gives rainfall to the western coastal plain and most other parts of India;
• India gets 75% of rainfall from southwest monsoon.