Top 150+ Solved Rocks and Mountains MCQ Questions Answer
Q. The soil material is mainly derived from:
a. metamorphic rocks
b. sedimentary rocks
c. igneous rocks
d. biological action
Q. The theory of continental drift is supported by: 1. similarities between the coastline of South America and Africa the similarity of rocks of Central Africa, southern India, Brazil and Australia 3. evidence of fossils 4. survival of marsupials in Australia
a. I and II
b. I, II and III
c. II, III and IV
d. I, II, III and IV
Q. The 'ring of fire' : 1. is associated with earthquakes 2. is associated with volca noes goes round the Pacific Ocean 4. is associated with forest fires
a. 1, 2 and 3
b. 2 and 3
c. 2 and 4
d. 1, 2, 3 and 4
Q. In which type of rocks are coal and petroleum found?
a. Granite
b. Igneous
c. Metamorphic
d. Sedimentary
Q. The Himalayas were formed due to :
a. internal pressure of two large land forms
b. faulting of the earth's crust
c. folding of the earth's crust
d. folding of the geo-syncline named Tethys
Q. What is Weathering?
a. Removal of earth's material by river action
b. Removal of earth's material by wind action
c. Breaking up and disintegration of rocks
d. Hardening up of rocks due to weather conditions
Q. Which of the following is a chemical weathering process ?
a. Frost Action
b. Hydraulic Action
c. Oxidation
d. Thermal Expansion
Q. Which of the following predominantly acts as the agent of chemical erosion of soil?
a. Glacier
b. Seawave
c. Underground water
d. Wind
Q. The most ideal conditions for the chemical weathering are found in : [CDS 1993]
a. cold and dry regions
b. cold and humid regions
c. hot and dry regions
d. hot and humid regions
Q. Which of the following represents d process of chemical weathering? [CDS 1991]
a. Thermal expansion and contraction
b. Mass exfoliation
c. Hydration and Hydrolysis
d. Frost action and crystal growth
Q. Soil erosion can be prevented by:
a. allowing herbivorous animals to graze freely
b. growing plants on a large scale to form soil cover
c. making the land sloppy
d. adding chemicals to increase cohesion
Q. Formation of pot holes in river beds is an example of:
a. hydration
b. erosion
c. corrosion
d. attrition
Q. Exposure of rock to the changes of temperature is the cause of: [IFS 1990]
a. Biological weathering
b. Chemical weathering
c. Degradational weathering
d. Mechanical weathering