Internal Structure Of The Earth(Engineering > Engineering Geology ) Questions and answers for exam Preparation

Question 1. Identify the part labelled as “A” in the below diagram.

Weathered rock
Parent rock
Rolled down rock
Powdered rock

Explanation:-

Answer: Option B. -> Parent rock
Answer: (b).Parent rock

Question 2. What is the thickness of the crust under the mountainous areas and in particular the Himalayas?

50-55 km
60-65 km
70-75 km
30-35 km

Explanation:-

Answer: Option C. -> 70-75 km
Answer: (c).70-75 km

Question 3. The discontinuity which marks the lower boundary of the crust is ______________

Crust-Mantle discontinuity
Oceanic discontinuity
SIAL layer
Mohorovicic discontinuity

Explanation:-

Answer: Option D. -> Mohorovicic discontinuity
Answer: (d).Mohorovicic discontinuity

Question 4. The granite layer in the crust is also referred to as ____________

SIAL
SIMA
SLAM
SILA

Explanation:-

Answer: Option A. -> SIAL
Answer: (a).SIAL

Question 5. The density of the oceanic layer in the crust is said to be ____________

3.00 g/cc
2.50 g/cc
1.90 g/cc
2.00 g/cc

Explanation:-

Answer: Option A. -> 3.00 g/cc
Answer: (a).3.00 g/cc

Question 6. Which of the following is true about Eluvium?

It is that category of end product of weathering that has been moved to some distance after its formation
It is associated with weathering of slopes
It is the end product of weathering that happens to lie over and above the parent rock
Regolith is not the other name for Eluvium

Explanation:-

Answer: Option C. -> It is the end product of weathering that happens to lie over and above the parent rock
Answer: (c).It is the end product of weathering that happens to lie over and above the parent rock

Question 7. The zone consisting of mixed composition is ____________

Zone A
Zone B
Zone C
Zone D

Explanation:-

Answer: Option B. -> Zone B
Answer: (b).Zone B

Question 8. Formation of colloids is sometimes the end product of weathering.

True
False
May be True or False
Can't say

Explanation:-

Answer: Option A. -> True
Answer: (a).True

Question 9. Among the following the term which is not effect of chemical weathering is ____________

Scree formation
Disfiguring
Pitting
Honeycombing

Explanation:-

Answer: Option A. -> Scree formation
Answer: (a).Scree formation

Question 10. The winds are formed basically due to which reason?

Uniform heating
Non-uniform heating
Precipitation
Tectonic activity

Explanation:-

Answer: Option B. -> Non-uniform heating
Answer: (b).Non-uniform heating