Page 43 - general studies for nda/na

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READY RECKONER OF INDIANGEOGRAPHY |3|

Tropic of Cancer lies at 23.50 degree North in India passes Although the night temperature in winter at several
through 8 states and nearest cities to it are. places in North India may come down to the level of
those prevailing in temperate lands, yet clear skies
1. Gandhinagar (Gujarat) - 23.10 N
and intense insolation raise the day temperatures to a
2. Jaipur (Rajasthan) - 26.55 N
tropical level.
3. Bhopal (M.P) - 23.16 N
4. Raipur (Chattisgarh) - 21.16 N
Cultural Reasons:
5. Ranchi (Jharkhand) - 23.11 N
• Settlements, diseases, agricultural and primary
6. Kolkata (W.B) - 22.34 N
economic activities are all tropical in nature.
7. Agartala (Tripura) - 23.51 N
8. Aizawl (Mizoram) - 23.36 N • Hence, It is primarilybecause of Himalayas that India
is a tropical country.
Indian Standard Time: GMT + 05:30 or 82.5° longitude
East of Greenwich passing through Mirzapur of Uttar
Pradesh is Indian Standard line which passes through 5
states of India.
1. Uttar Pradesh
2. Madhya Pradesh
3. Chhattisgarh
4. Odhisa
5. Andhra Pradesh

Important cities through which IST line passes are,
Mirzapur, Handi, Korba, Chunar,Junagarh, Jaunpur etc.

In India meeting point of Tropic of cancer and IST line is at
the Sanjay Gandhi National Park forest land of
Chattisgarh.

India as a Tropical Country:
The temperate part (north of Tropic of Cancer) is twice
the area of tropical part. But India has always been
treated as a tropical country for two different reasons –
physical and cultural:

Physical Reasons:
• The country is separated from the rest of Asia by
Himalayas.

• Its climate is dominated by the tropical monsoons and
the temperate air masses are blocked by Himalayas.

Entire area south of Himalayas is essentially tropical
from climatic point of view:

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