1. Which of the following regions separates the Great Plains of Northern India from the plateaus and coastal plains of the Deccan?

[A] Central Highlands
[B] Eastern Himalayas
[C] Western Arid Plains
[D] Western Himalayas

[A] The Himadri Himalaya
[B] The Eastern Himalaya
[C] The Kumayun Himalaya
[D] The Central Himalaya

Which among the following are the extremely flat and featureless plains of the deep ocean floor?

[A] Mid-oceanic Ridges
[B] Trenches
[C] Abyssal Plain
[D] Continental Shelf

[A] Sikkim
[B] Meghalaya
[C] Arunachal Pradesh
[D] Manipur