Chapter 3 Interior of the Earth

1. Take a look at the following remarks about earthquakes:

1. The epicentre is the place on the surface that is closest to the focus.
2. An earthquake’s focus is the location where the energy is released.

Which of the following assertions is/are correct?

2. Which of these earthquake waves is the most destructive?

3. Take a look at the following statement.

1. Gravitational attraction is stronger at the poles and weaker near the equator.
2. The lithosphere is the site of all natural earthquakes.

Select the incorrect response.

4. Which of the following is a reliable source of information about the earth’s interior?

5. Think about the following sentence.

1. Body waves move in all directions as they travel through the earth’s body.
2. When the body waves collide with the surface rocks, they create a new set of waves known as surface waves.

Select the correct response.

6. Consider the following propositions in relation to Earthquake Waves:

1. The fundamental waves Can only go through solid objects.
2. On the seismograph, the surface waves are the last to report.
3. P-waves travel more quickly and are the first to reach the surface.

Which of the following assertions is/are correct?

7. What kind of volcanic eruptions resulted in the development of the Deccan Trap?

8. Consider the following assertion about the EARTH’S STRUCTURE.

1. The mantle is the region of the interior beyond the crust.
2. The crust is the earth’s outermost solid layer.

Select the correct response.

9. Consider the following propositions:

1. The earth’s core is made up largely of nickel and iron, which is an extremely heavy material.
2. The continental crust is the thinnest of all the crusts on the planet.
3. The asthenosphere is the lithosphere’s deepest and hardest layer.

Which of the following assertions is/are correct?

10. Which of the following statements best defines the lithosphere:

11. Take a look at the following statements about Shield Volcanoes:

1. Of all the volcanoes on the planet, the shield volcanoes are the largest.
2. The majority of these volcanoes are constructed of basalt.

Which of the following assertions is/are correct?

12. consider the following statement .

These are the most explosive of the earth’s volcanoes. They are usually so explosive that

when they erupt they tend to collapse on themselves rather than building any tall structure.

The collapsed depressions are called

Choose the correct answer

13. match the following .

 Choose the correct answer