NCERT Important Questions Class 9 Social Science Geography
Important NCERT Extra Questions
Chapter 5 Natural Vegetation and Wild Life,
NCERT Book Extra Questions for Session 2022-2023
CBSE Board and UP Board Others state Board
Describe how climatic factors influence the vegetation cover of India.
Share
l. Temperature
(i) The temperature along with humidity in the air and precipitation affects the vegetation.
(ii) The fall in temperature affects the types of vegetation and its growth.
2. Photoperiod (Sunlight)
(i) The variation in duration of sunlight at different places is due to differences in latitude, altitude, season and duration of the day.
(ii) Due to longer duration of sunlight, trees grow faster in summer
3. Precipitation
(i) In India, the entire rainfall is brought in by the advancing south west monsoon and retreating northeast monsoon.
(ii) Areas of heavy rainfall have more dense vegetation as compared to other areas of less rainfall.