Earthquakes

Q.

The place where an earthquake originates is called _____

Q.

Destructive and constructive effects of earthquakes.

Q. Which of the following is an example of sedimentary rock?

1. Slate
2. Granite
3. Sandstone
4. Marble

Q. ______ is used to measure the magnitude of the earthquakes.

1. Time scale
2. Wooden scale
3. Distance scale
4. Richter scale

Q. The point inside the earth right under the epicentre is called _____.

1. Focus
2. Epicenter
3. Fault
4. Fracture point

Q. The earthquakes above ______ on Richter scale are considered as major earthquakes.

1. Two
2. Three
3. Five
4. Seven

Q. The point on the surface of earth vertically above the place of origin (hypocentre) of an earthquake is called a/an _______________.

1. epicenter
2. fault
3. focal point
4. focus

Q. The point of origin of an earthquake on the Earth's surface is called ______.

1. Focus
2. Epicenter
3. Fault
4. Fracture point

Q. Which among the following instruments is used to record the magnitude of an earthquake?

1. Seismograph
2. Barometer
3. Echo sounder
4. Anemometer

Q. The Richter Scale is graded from 1 to ____.

1. 9
2. 6
3. 10
4. 8

Q. The magnitude of an earthquake is measured by an instrument called .

1. barometer
2. seismograph
3. Ritcher's Scale
4. magnitude scale

Q. Which instrument is used to measure an earthquake?

1. Thermometer
2. Seismograph
3. Barometer
4. Sphygmomanometer

Q. Which among the following region in India is not vulnerable to earthquakes?

1. The Kerala Coastal Zone
2. The Peninsular Zone
3. The Indo-Gangetic Zone
4. The Himalayan Zone

Q. The Richter Scale is a measure that is used to calculate the magnitude of an earthquake.

1. False
2. True

Q. The largest ever recorded earthquake was in the year 1960 in _________.

1. India
2. Nepal
3. Chile
4. Brazil

Q. Which instrument is used to measure the magnitude of earthquakes?

1. Vibration pickup
2. Epicenter detector
3. Richter scale
4. Seismograph

Q. On 25 April 2015, residents of Barpak, Nepal, faced a natural calamity, which wreaked havoc in the entire nation. Which natural disaster has been referred to here?

1. Earthquake
2. Volcanic Eruption
3. Cyclone
4. Tsunami

Q. The point inside the earth right under the epicentre is called the _______.

1. fault
2. incentre
3. focus
4. fault scarp

Q. Which of the following steps can you take if an earthquake occurs in your area and you are inside your home?

1. Stay away from objects that can fall and break.
2. Cover the heads.
3. Drop under a table.
4. Go outside for help.

Q. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> A(n) __________ is a sudden shaking of the earth as a result of the movements of lithospheric plates.

1. earthquake
2. volcano
3. flood
4. drought

Q. The Richter Scale is a measure that is used to calculate the magnitude of an earthquake.

1. False
2. True

Q. Earthquakes and volcanoes are caused by ___________.

1. sudden exogenic forces
2. sudden endogenic forces
3. diastrophic forces
4. slow-moving exogenic forces

Q. Of all the institutions that we have studied in this chapter, name the one that exercises the powers on each of the following matters.
Implements the decision to provide relief for the victims of an earthquake.

Q. An __________ is a sudden shaking of the earth as a result of the movements of lithospheric plates.

1. earthquake
2. volcanoes
3. flood
4. drought

Q. Which instrument is used to measure the magnitude of earthquakes?

1. Vibration pickup
2. Epicenter detector
3. Richter scale
4. Seismograph

Q. An earthquake is a sudden shaking of the Earth as a result of the movements of lithospheric plates.

1. False
2. True

Q. What is the minimum required magnitude on the Richter scale for an earthquake to be classified as a major earthquake?

1. 3
2. 5
3. 4
4. 7

Q. Raman wants to purchase a house in a country. He has to choose a place among four countries. The seismographic readings of four countries are given below. Among the given countries, which country offers the safest option?

1. 
2. 
3. 
4. 

Q. Why himalayas are a earthquake prone area?

Q. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> The ____ of Earth is broken into multiple tectonic plates that float around on the molten mantle underneath.

1. atmosphere
2. hydrosphere
3. biosphere
4. lithosphere