Solution: (d)
The Terai is a belt of marshy grasslands, savannas, and forests located south of the outer foothills of the Himalaya, the Siwalik Hills, and north of the Indo-Gangetic Plain of the Ganges, Brahmaputra and their tributaries. In northern India, the Terai spreads eastward from the Yamuna River across Himachal Pradesh, Haryana, Uttaranchal, Uttar Pradesh and Bihar. Hardoi district is a part of Lucknow division. Hardoi district is contiguous of Shahjahanpur and Lakhimpur Kheri districts on the north, Lucknow and Unnao districts on the south, Kanpur and Farrukhabad districts on the west and Sitapur district on the east. The Terai region comprising Kheri, Pilibhit and Bahraich districts were recently in news for having a size able population of Indian vultures despite vulture casualties due to renal failure.

Solution: (d)
Arunachal Pradesh is the state with lowest population density of just around 13 per square km and West Bengal has the highest population density according to the census 2011. India has adopted Population Policy in 2000.

Population density is a measurement of population per unit area or exceptionally unit volume.
• It is a quantity of type number density.
• It is frequently applied to living organisms, most of the time to humans.
• It is a key geographical term.
In simple terms, population density refers to the number of people living in an area per square kilometre.

Population density (persons per sq. km) by state
Highest
• Bihar – 1106
• West Bengal – 1028
• Kerala – 859
• Uttar Pradesh – 829
• Haryana – 573

Lowest
• Arunachal Pradesh – 17
• Mizoram – 52
• Sikkim – 86
• Nagaland – 119
• Manipur – 122

Population Density of Union Territories is:
• Andaman and Nicobar – 46
• Dadra and Nagar Haveli – 1809
• Daman and Diu – 2191
• Puducherry – 2547

Solution: (a)
Meghalaya, one of the seven sister states of North East India, is inhabited largely by tribes. After Khasi, Garo comprise the largest population of tribes in Meghalaya. Most of these tribes habitat in Garo hills of Meghalaya, as the name depicts itself. Other than Meghalaya a sizeable population of these tribes can also be found in other states like Assam, Tripura, West Bengal and Bangladesh.

Solution: (d)
The total area of Poland is 312,679 square kilometres, making it the 69th largest country in the world and the 9th largest in Europe. Maharashtra covers an area of 307,731 km2 or 9.84% of the total geographical area of India; while Madhya Pradesh covers 308,252 km2 of the nation and is the sixth largest state in India by population. Both Madhya Pradesh and Maharashtra are comparable to the size of Oman and both have area less than that of Poland. But, since Madhya Pradesh is bigger than Maharashtra, it should be the correct answer.

Solution: (d)
The total geographical area of India is 32,87,469 sq km, of which about 6,75,500 sq km—equal to 22.50 per cent—is under forests. According to the National Forest Policy (1952) about 33 per cent of the geographical area should be under forest. However, the existing forest area is much below the desired level. Madhya Pradesh with 77,265 sq km has the largest area under forests in India, followed by Arunachal Pradesh with 68,045 sq km and Chhattisgarh with 56,448 sq. km. The rank of Orissa and Maharashtra are fourth and fifth respectively. With only 1754 sq. km, Haryana has the lowest area under forest among the states of India. In terms of percentage, Mizoram with 83 per cent of its area under forest holds the first rank, followed by Mizoram at 81 per cent and Nagaland at 80.50 per cent..