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Complete Solutions of Social Science | Contemporary India -I | Class IX NCERT | Questions Solutions

 Contents:


Chapter 1 - India – Size, and Location

1.

Why 82°30'E has been selected as the Standard Meridian of India?

Answer.


2.

Why is the difference between the durations of day and night hardly felt at Kanniyakumari but not so in Kashmir?

Answer.


3.

The number of Union Territories along the western and eastern coasts.

Answer.


4.

Area-wise which is the smallest and which is the largest state?

Answer.


5.

The states do not have an international border or lie on the coast.

Answer.


6.

Classify the states into four groups each having common frontiers with

(i) Pakistan

(ii) China

(iii) Myanmar

(iv) Bangladesh.

Answer.


7. 

Name the group of islands lying in the Arabian Sea.

Answer.


8.

Name the countries which are larger than India.

Answer.


9. 

Which island group of India lies to its southeast?

Answer.


10.

 Name the states through which the Tropic of Cancer passes in India.

Answer.  


11.

Which island countries are our southern neighbors?

Answer.


12.

The sun rises two hours earlier in Arunachal Pradesh as compared to Gujarat in the west but the watches show at the same time. How does this happen?

Answer.


13. 

The central location of India at the head of the Indian Ocean is considered of great significance. Why?

Answer. 


14.

Show the island groups of India lying in the Arabian Sea and the Bay of Bengal on the map.

Answer.


15. 

Show the countries constituting the Indian subcontinent on the map.

Answer.


16. 

Show the States through which the Tropic of Cancer passes on the map.

Answer.


17. 

Show the northernmost latitude of India in degrees on the map.

Answer.


18. 

Show the southernmost latitude of the Indian mainland in degrees on the map.

Answer.


19. 

Show the eastern and the western-most longitude in degrees on the map.

Answer.


20. 

Show the place situated on the three seas on the map.

Answer.


21.

Show the strait separating Sri Lanka from India on the map.

Answer.


22. 

Show the Union Territories of India on the map.

Answer.


23. Find out the longitudinal and latitudinal extent of your state [ Uttar Pradesh ].

Answer.


24. Collect information about the ‘Silk Route’. Also, find out the new developments, which are improving communication routes in the regions of high altitude.

Answer.


Chapter 2- Physical Features of India


1. 

The names of the glaciers and passes that lie in the Great Himalayas.

Answer.


2.

The name of the states where the highest peaks are located.

Answer.


3. 

Location of Mussoorie, Nainital, and Ranikhet from your atlas and also name the state where they are located.

Answer.


4. 

What is the Bhabar?

Answer.


5.

Name the three major divisions of the Himalayas from north to south.

Answer.


6. 

Which plateau lies between the Aravali and the Vindhyan ranges?

Answer.


7.

Name the island group of India having coral origin.

Answer.


8. 

Distinguish between Bhangar and Khadar.

Answer.


9.

Distinguish between Western Ghats and Eastern Ghats.

Answer.


10. 

Which are the major physiographic divisions of India? Contrast the relief of the Himalayan region with that of the Peninsular plateau.

Answer.


11.

Give an account of the Northern Plains of India.

Answer.


12.

Write short notes on the Indian Desert.

Answer.


12.1.

Write a short note on Himachal Himalayas.

Answer.


13.

Write short notes on the Central Highlands.

Answer.


14. 

Write short notes on the Island groups of India.

Answer. 


15. 

Show the following mountain and hill ranges on the map of India – the Karakoram, the Zaskar, the Patkai Bum, the Jaintia, the Vindhya range, the Aravali, and the Cardamom hills.

Answer.


16.

Show the following peaks on the map of India - K2, Kangchenjunga, Nanga Parbat, and Anai Mudi

Answer.


17.

Show the plateaus of Chotanagpur and Malwa on the map of India.

Answer. 


18.

Show the Indian desert, Western Ghats, and Lakshadweep islands on the map of India.

Answer. 


Chapter 3- Drainage

1. 

Which river has the largest basin in India?

Answer.


2. 

The name of the biggest waterfall in India.

Answer.


3. 

Make a list of natural and artificial lakes with the help of the atlas.

Answer.


4. 

What is meant by a water divide? Give an example.

Answer.


5.

Which is the largest river basin in India?

Answer.


6.

Where do the rivers Indus and Ganga have their origin?

Answer.


7.

Name the two headstreams of the Ganga. Where do they meet to form the Ganga?

Answer. 


8.

Why does the Brahmaputra in its Tibetan part have less silt, despite a longer course?

Answer. 


9. 

Which two Peninsular rivers flow through a trough?

Answer.


10. 

State some economic benefits of rivers and lakes.

Answer.


11. 

Below are given names of a few lakes in India. Group them under two categories – natural and created by human beings.

(a) Wular (b) Dal

(c) Nainital (d) Bhimtal

(e) Gobind Sagar (f) Loktak

(g) Barapani (h) Chilika

(i) Sambhar (j) Rana Pratap Sagar

(k) Nizam Sagar (l) Pulicat

(m) Nagarjuna Sagar (n) Hirakund

Answer.


12. 

Discuss the significant difference between the Himalayan and the Peninsular rivers.

Answer.


13.

Compare the east flowing and the west-flowing rivers of the Peninsular plateau.

Answer. 


14.

Why are rivers important for the country’s economy?

Answer. 


15.

On an outline map of India mark and label the following rivers: Ganga, Satluj, Damodar, Krishna, Narmada, Tapi, Mahanadi, and Brahmaputra.

Answer. 


16. 

On an outline map of India mark and label the following lakes: Chilika, Sambhar, Wular, Pulicat, and Kolleru.

Answer.


Chapter 4- Climate

1.

Why do the houses in Rajasthan have thick walls and flat roofs?

Answer.


2. 

Why is it that the houses in the Tarai region and in Goa and Mangalore have sloping roofs?

Answer.


3. 

Why houses in Assam are built on stilts?

Answer.


4. 

Why are most of the world’s deserts are located in the western margins of continents in the subtropics?

Answer.


5. 

What are the controls affecting the climate of India?

Answer.


6. 

Why does India have a monsoon type of climate?

Answer.


7.

Which part of India does experience the highest diurnal range of temperature and why?

Answer.


8.

Which winds account for rainfall along the Malabar coast?

Answer. 


9.

What are Jet streams and how do they affect the climate of India?

Answer.


10. 

Define monsoons. What do you understand by “break” in monsoon?

Answer.


11. 

Why is the monsoon considered a unifying bond?

Answer.


12.

Why does the rainfall decrease from the east to the west in Northern India?

Answer.


13. 

Give reasons as to why the seasonal reversal of wind direction takes place over the Indian subcontinent?

Answer.


14.

Give reasons as to why the bulk of rainfall in India is concentrated over a few months.

Answer.


15.

Give reasons as to why the Tamil Nadu coast receives winter rainfall.

Answer. 


16.

Give reasons as to why the delta region of the eastern coast is frequently struck by cyclones.

Answer.


17.

Give reasons as to why parts of Rajasthan, Gujarat, and the leeward side of the Western Ghats are drought-prone.

Answer.


18. 

Describe the regional variations in the climatic conditions of India with the help of suitable examples.

Answer.


19.

Discuss the mechanism of monsoons.

Answer.


20. 

Give an account of weather conditions and characteristics of the cold season.

Answer.


21.

Give the characteristics and effects of the monsoon rainfall in India.

Answer.


22.

Show the areas with more than 400 cm of rainfall on the outline map of India.

Answer.


23.

Show the areas with less than 20 cm of rainfall on the outline map of India.

Answer.


24.

The outline map of India shows the direction of the southwest monsoon in India.

Answer.


Chapter 5- Natural Vegetation and Wildlife

1. 

What is virgin vegetation?

Answer.


2. 

Why are the southern slopes in the Himalayan region covered with thick vegetation cover as compared to the northern slopes of the same hills?

Answer.


3.

Why are the western slopes of the Western Ghats covered with thick forests and not the eastern slopes?

Answer.


4.

Name the state having the maximum area under forest cover.

Answer.


5.

Name the union territory having a minimum area under forest cover and why?

Answer.


6. 

What factors are responsible for the distribution of plants and animals in India?

Answer.


7.

What is a bio-reserve? Give two examples.

Answer.


8.

Name two animals having habitat in the tropical and montane types of vegetation.

Answer.


8.

Distinguish between Flora and Fauna.

Answer.


9. 

Distinguish between Tropical Evergreen and Deciduous forests.

Answer.


10. 

Name different types of Vegetation found in India and describe the vegetation of high altitudes.

Answer.


11.

Quite a few species of plants and animals are endangered in India. Why?

Answer.


12.

Why has India a rich heritage of flora and fauna?

Answer.


13. 

On the map of India, label the areas of Evergreen Forests.

Answer.


14.

On the map of India, label the areas of Dry Deciduous Forests.

Answer.


15.

On the map of India, label the Two national parks each in the Northern, Southern, Eastern, and Western parts of the Country

Answer.


Chapter 6  - Population

1.

What could be the reason for the uneven distribution of population in India?

Answer.


2.

Despite the decline in growth rates, the number of people being added every decade is steadily increasing. Why?

Answer.


3.

What could be the reasons for sex ratio variations in India?

Answer.


4.

Why is the rate of population growth in India declined since 1981?

Answer.


5.

Discuss the major components of population growth.

Answer.


6.

Define age structure, death rate, and birth rate.

Answer.


7.

How is migration a determinant factor of population change?

Answer.


8.

Distinguish between population growth and population change.

Answer.


9.

What is the relation between occupational structure and development?

Answer.


10. 

What are the advantages of having a healthy population?

Answer.


11. 

What are the significant features of the National Population Policy 2000?

Answer.


THANK YOU!

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