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10. Assertion; Though originating from the Western Ghats, river Godavari drains into eastern coast, ie, Bay of Bengal.
Reason; The slope of the Peninsular India is towards Southeast.
10. The slope of the peninsular India is towards the east or little south east. This is why rivers like Godavari and Krishna originating from the Western Ghats, instead of flowing into the nearby the Arabian sea, cover a long distance in the eastern direction and flow into the Bay of Bengal.

Narmada and Tapi are exceptions. They do not flow in the direction of the east but the west and drain into the Arabian sea. It happens because they flow in rift valleys.
11. Which one of the following Alluvial terrains are formed by old Alluvial soil?
11. Bhabhar is the zone of stones. Rivers disappear hear.

Terai is the zone where disappeared rivers reappear. Thus this zone is marshy.

Banger is made of old alluvial soil. The flood water normally does not reach this region.

Khadar is the plain made of new alluvial soil. Floods make regular deposits in this region. Thus, most fertile.
13. Which one of the following is the largest Island of the Lakshadweep Archipelago?
13. Minicoy is the largest island of the Lakshadweep archipelago.

Kavaratti is the capital of the Lakshadweep.
14. Which one of the following statements is not true regarding Dharwar rock system?
14. Dharwar system is well found in Districts of Dharwar and Shimoga in Karnataka. It is distributed over many other areas also. In north India, the rocks of this system are found in the Himalayan ranges of Ladakh, Zaskar, Garhwal, Shillong range etc.
15. Which one of the following geological structure is famous for diamond mines in India?
15. Vindhyan system is known for diamonds. The diamond mines of Golconda in Karnataka and Panna in Madhya Pradesh are found in this structure.

The structure is also famous for building rocks. The Sanchi Stupa, the Red Fort, the Jama Masjid etc are built with the red sandstone of Vindhyan Structure.
16. The Indira Gandhi project has been drawn out from;
16. The Indira Gandhi Power Project or the Rajasthan Canal has been drawn out from the Harike Barrage situated on the confluence of Beas and Sutlej.
18. Which one of the following is a clear indication of Arrival of Western Disturbances in North West India?
18. The western disturbance which enters the Indian Sub continent in winter is brought by the Westerly Jet Stream.

The temperature during night increases which is an indication of the arrival of these disturbances.
19. Which one of the following regions in India recieves scanty rainfall during the period of South West Monsoon season?
19. Three main zones where monsoon do not make influences are ;

1. Northern Gujarat, Western Rajasthan, Southern parts of Punjab-Haryana

2. The rain shadow region of Western Ghats (Eastern part)
3. The desert of Ladakh

These areas receive less than 50 cm average annual rainfall.
22. Arrange the following vegetation types in the sequence from low altitudes to higher. 1. Subtropical Vegetation 2. Temperate Vegetation 3. Tundra Vegetation 4. Alpine Vegetation
22. Subtropical vegetation ; Found upto a height of 900-1830 m (Oak, Chestnut etc)

Temperate vegetation ; Found upto the height of 1830-2740m (Oak, Maple, Birch etc)

Cold Temperate vegetation : Altitude from 2740m to 3660m (Coniferous trees - Pine, Deodar etc)

Alpine vegetation ; Altitude from 3660m to 4876m (Silver Fir, Juniper etc)

Tundra vegetation ; Altitude from 4876 to 5100 m (Meadows, small shrubs, moss etc)
24. Which one of the following Bird Sanctuary in India is famous as the Migratory place for Siberian Crane?
24. The Keoladeo (Ghana) national park, in Rajasthan is India's largest bird sanctuary. It is famous as the winter migratory place for Siberian Cranes. Formerly it was known as Royal Game Reserve.
25. Which one of the following statements is Not true regarding Pulses Cultivation in India?
25. In India, Pulses are usually rainfed crops and irrigated land is dedicated to more valuable crops such as wheat, rice or cash crops. Pulses which are more tolerant plants, thrive in the areas without irrigation also.
26. Bailadilla in Chattisgarh is known for;
26. Bailadilla is known for its good quality Iron Ore, most of which is exported to Japan.

Other important Iron ore mining centre in Chhattisgarh is Dalli-Rajhara.
27. Identify the incorrect statement regarding Mineral distribution in India?
27. About 92% (Around 174 million ton) nickel of India is found in Odisha and the rest in Nagaland and Karnataka.
28. Assertion; Maximum development of Cement industry is found in Madhya Pradesh.
Reason; Largest reserves of limestone are found in Madhya Pradesh.
28. Cement Industry is a weight losing industry. Being weight loss, the location of the industry is mainly in the area of raw materials. Its major raw materials are coal, limestone and gypsum. Since the largest reserves of limestone are situated in Madhya Pradesh, the maximum development of cement industry is in this state.
29. Assertion; The decade of 1911-21 is considered as the Great Dividing Line of Indian population.
Reason; India's population growth started to decrease after 1921.
29. India's population growth started to increase after 1921. So the Reason statement is Incorrect.

Why 1911-21 is known as Great Dividing line or demographic divide? Simply, when we divide something there will be different portions with different features. We divided Indian Demographic history into two as, the period of slow or negligible population growth and the period of accelerating population growth. We marked 1911-21 as the dividing period, because, it is after 1921, India witnessed a regular-gradual increase in the population growth.

In short, The population growth rate was very slow before 1921, but it gradually kept on increasing after 1921.

Further, 1911-21 is the only decade in the demographic history of India when the population showed a negative growth rate.
30. Which one of the following is the largest Austric family language in India?
30. The tribal languages come under Austric Language family. It is also known as Nishad. They are called Austric, because they are related to the ancient Australian language group. Munda is the largest language group branch in Austric family. Santhali speaking people are the largest in number in the Austric family. Of total Austric speaking people, half of them speak Santhali.
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