geomorphology & earth landforms section 1 MCQ Questions & Answers Detailed Explanation

Question : 1

Suppose if we measure the time lapse between the two Sunsets by sitting in the beach, from this we can estimate

a) The radius of the earth

b) The distance between the sun and the earth

c) The radius of the sun

d) The depth of the ocean

Question : 2

Consider the following statements :

1. The Terai region is made up of stones and pebbles. It is so highly porous that rivers disappear in the region.
2. In the Bhabhar region, rivers re-emerge and this region is very marshy. This is a region of dense forests and high biological diversity.
3. Khadar region is made up of new alluvium.
4. Bhangar region is made up of new alluvium.

a) 2 and 3

b) 1 and 2

c) 1, 2 and 3

d) 2 only

Question : 3

International Date line passes through

a) Pacific ocean

b) Africa

c) Atlantic ocean

d) Asia

Question : 4

Which one of the following definition is correct?

1. Block mountains: These are originated by tensile forces leading to the formation of rift valleys. They are also called as Horst Mountains.
2. Dome mountains: These are formed due to the accumulation of volcanic materials. Different types of volcanic cones (e. g. cinder cones, composite cones, basic lava cones, etc.) come under this category
3. Mountains of Accumulations: These are originated from magmatic intrusions and up warping of the crustal surface. Examples are Normal domes, lava domes, batholithic domes, laccolithic domes, salt domes.

a) 1 and 3

b) 1 only

c) 1, 2 and 3

d) 2 and 3

Question : 5

Which of the following range of mountains is not the result of Tertiary orogeny?

a) Alps

b) Kunlun

c) Andes

d) Applachians

Question : 6

What was the period of the Dinosaurs?

a) Forty crore years ago

b) Five crore years ago

c) Eighty crore years ago

d) Eighteen crore years ago