Which parts of India does not have higher proportion of population ?

None of the above

The correct answer is option 4: None of the above

Option (1): Northern Plains — This statement is correct. The Northern Plains have fertile soil, abundant water supply, and flat land, which support dense population.

Option (2): Delta region — This statement is correct. Delta regions are fertile and suitable for agriculture, leading to high population concentration.

Option (3): Coastal Plains — This statement is correct. Coastal plains have good trade facilities, ports, industries, and favourable climate, which attract large populations.

NCERT: There is a close relationship between population and physical, socio-economic and historical factors. The physical factors such as climate along with terrain and availability of water largely determines the pattern of the population distribution. The North Indian Plains, deltas and Coastal Plains have higher proportion of population than the interior districts of southern and central Indian States, Himalayas.