E1 - Geography - 01 - Study Karnataka

E1 - Geography

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Which type of weathering involves the chemical breakdown of rocks through reactions with water and atmospheric gases?

A) Physical weathering

B) Biological weathering

C) Chemical weathering

D) Mechanical weathering

2 / 25

Which of the following factors does NOT affect the rate of weathering?

A) Temperature

B) Precipitation

C) Rock type

D) Distance from the equator

3 / 25

Which of the following is an example of physical weathering?

A) Acid rain dissolving limestone

B) Tree roots breaking apart a sidewalk

C) Rusting of iron in a fence

D) Wind wearing away sandstone

4 / 25

What is the process by which rock is broken down into smaller fragments called?

A) Erosion

B) Deposition

C) Weathering

D) Sedimentation

5 / 25

Which of the following is an example of biological weathering?

A) Water freezing and thawing in a rock crack

B) Wind carrying sand and wearing away a rock

C) Plant roots growing into and breaking apart a rock

D) Acid rain eroding a rock surface

6 / 25

Which of the following types of rocks is most resistant to weathering?

A) Igneous rocks

B) Sedimentary rocks

C) Metamorphic rocks

D) All rocks weather at the same rate

7 / 25

Which of the following types of weathering involves the action of living organisms?

A) Physical weathering

B) Chemical weathering

C) Biological weathering

D) Atmospheric weathering

8 / 25

Which of the following is an example of chemical weathering?

A) Frost wedging

B) Plant roots splitting rocks

C) Oxidation of iron in a rock

D) Water freezing in a rock crack

9 / 25

Which type of weathering involves the breakdown of rocks through mechanical processes such as freezing and thawing, root wedging, and abrasion?

A) Chemical weathering

B) Biological weathering

C) Physical weathering

D) Mineral weathering

10 / 25

Which of the following is NOT a type of weathering?

A) Physical weathering

B) Chemical weathering

C) Biological weathering

D) Asthenosphere weathering

11 / 25

What is the name of the boundary between the Earth's crust and mantle?

a) Moho

b) Lehmann discontinuity

c) Gutenberg discontinuity

d) Conrad discontinuity

12 / 25

Which type of seismic wave travels through the Earth's interior and is responsible for causing the most damage during earthquakes?

a) P-waves

b) S-waves

c) Surface waves

d) Love waves

13 / 25

The Earth's mantle is divided into two layers, the upper mantle and the _______.

a) Lower mantle

b) Asthenosphere

c) Mesosphere

d) Troposphere

14 / 25

The Moho, a boundary between the crust and mantle, is named after which seismologist?

a) Andrija Mohorovicic

b) Charles Richter

c) Beno Gutenberg

d) Inge Lehmann

15 / 25

Which layer of Earth is the thinnest?

a) Crust

b) Mantle

c) Outer core

d) Inner core

16 / 25

The layer of Earth's atmosphere closest to the surface is the:

a) Troposphere

b) Mesosphere

c) Thermosphere

d) Stratosphere

17 / 25

The lithosphere, which is composed of the crust and uppermost part of the mantle, is divided into large pieces called _______.

a) Tectonic plates

b) Asthenosphere

c) Mesosphere

d) Stratosphere

18 / 25

Which layer of Earth is composed primarily of iron and nickel, and is believed to be solid due to its ability to transmit seismic waves?

a) Crust

b) Mantle

c) Outer core

d) Inner core

19 / 25

Which layer of Earth is responsible for generating Earth's magnetic field?

a) Crust

b) Mantle

c) Outer core

d) Inner core

20 / 25

What is the layer of Earth located below the crust, composed of solid but flowing rock material?

a) Mantle

b) Outer core

c) Inner core

d) Asthenosphere

21 / 25

In which year did the devastating earthquake hit Bhuj in Gujarat?

A) 1999

B) 2000

C) 2001

D) 2002

22 / 25

The maximum intensity of an earthquake is measured using which scale?

A) Richter scale

B) Mercalli scale

C) Seismic intensity scale

D) Moment magnitude scale

23 / 25

The Indo-Australian plate is subducting beneath which tectonic plate in the Himalayan region?

A) Eurasian plate

B) African plate

C) Pacific plate

D) Antarctic plate

24 / 25

Which of the following is not a warning sign of an earthquake?

A) Sudden increase in water level in wells

B) Unusual animal behavior

C) Strong winds

D) Cracks in the ground

25 / 25

The Indian Ocean earthquake of 2004 was caused by which type of fault?

A) Reverse fault

B) Normal fault

C) Strike-slip fault

D) None of the above

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