WBBSE Class 9 Geography MCQ Questions Chapter 6 Hazards and Disasters

Well structured WBBSE 9 Geography MCQ Questions Chapter 6 Hazards and Disasters can serve as a valuable review tool before exams.

Hazards and Disasters Class 9 WBBSE MCQ Questions

Multiple Choice Questions & Answers

Question 1.
The following is a man-made hazard-
A. drought
B. earthquake
C. volcano
D. riot
Answer:
D. riot

Question 2.
The following is a semi-natural hazard-
A. volcano
B. tsunami
C. snowstorm
D. landslide
Answer:
D. landslide

Question 3.
The following is a natural disaster-
A. drought
B. global warming
C. nuclear disaster
D. riot
Answer:
A. drought

Question 4.
The following is not a cause of landslide-
A. deforestation
B. multi-purpose river valley project
C. urbanisation
D. tsunami
Answer:
D. tsunami

Question 5.
The following is a drought-prone district in West Bengal-
A. Howrah
B. Darjeeling
C. Bankura
D. Jalpaiguri
Answer:
C. Bankura

Question 6.
Give example of a disaster caused by human activity-
A. earthquake
B. volcano
C. nuclear bomb explosion
D. drought
Answer:
C. nuclear bomb explosion

Question 7.
The following is known as the ‘land of earthquakes’-
A. Japan
B. Iraq
C. Myanmar
D. India
Answer:
A. Japan

Question 8.
Volcanic eruptions occur due to-
A. deforestation
B. unplanned development of settlements
C. rise in heat and pressure within the earth
D. construction of roads
Answer:
C. rise in heat and pressure within the earth

Question 9.
The following disaster occurs in the coastal regions-
A. drought
B. volcano
C. landslide
D. tsunami
Answer:
D. tsunami

Question 10.
The following is one of the measures to control flood-
A. practice of dry farming
B. construction of deep wells
C. initiation of water conservation projects
D. controlling the grazing of cattle
Answer:
C. initiation of water conservation projects

Question 11.
The percentage of land in India that is prone to floods is –
A. 10%
B. 11%
C. 12%
D. 13%
Answer:
C. 12%

Question 12.
The International Day for Disaster Reduction IDDR. is observed on-
A. 13 October
B. 10 November
C. 5 September
D. 5 January
Answer:
A. 13 October

Question 13.
This is an informal term to describe a tsunami, with wave amplitude of several tens, hundreds, or possibly thousands of metres higher than usual tsunamis-
A. local tsunami
B. regional tsunami
C. distant tsunami
D. mega tsunami
Answer:
D. mega tsunami

Question 14.
Landslides occur more often in-……………
A. hills
B. deserts
C. forests
D. plains
Answer:
A. hills

Question 15.
Snowstorms are mostly observed in the-……………
A. equatorial region
B. tropical region
C. sub-tropical region
D. polar region
Answer:
D. polar region

Question 16.
The following is a landslide prone district in West Bengal-……………
A. Midnapore
B. Birbhum
C. Malda
D. Darjeeling
Answer:
D. Darjeeling

Question 17.
Central Flood Control Board was constituted in-……………
A. 1953
B. 1954
C. 1955
D. 1960
Answer:
B. 1954

Question 18.
A terrible blizzard hit the eastern side of the USA and Canada in-……………
A. 1777
B. 1888
C. 1920
D. 1992
Answer:
B. 1888

Question 19.
Avalanches occur in-……………
A. mountains
B. deserts
C. plateaus
D. coastal regions
Answer:
A. mountains

Question 20.
‘Tsunami’ is a/an-……………
A. Arabic term
B. Japanese term
C. French term
D. Russian term
Answer:
B. Japanese term

Question 21.
The following is an example of a climatic hazard-……………
A. volcano
B. flood
C. forest fire
D. tsunami
Answer:
B. flood

Question 22.
In Japan and China, whirlwinds are known as-………………..
A. Tornado
B. Typhoon
C. Hurricane
D. Willy-willy
Answer:
B. Typhoon

Fill in the blanks

1. A region is considered to be drought-prone if it receives an average annual rainfall less than …………….. % of its normal value.
Answer: 75

2. The centre of a cyclone is known as its ……………..
Answer: eye

3. ……………. scale is used to measure the magnitude of earthquakes.
Answer: Richter

4. The average speed at which grass-fires spread can be up to …………….
Answer: 22km/h

5. Forest fire is a …………….. hazard.
Answer: semi-natural

6. One of the deadliest snowstorms in history occurred in Iran in the year ……………..
Answer: 1972

7. ………… pressure prevails at the centre of a whirlwind.
Answer: Low

8. ………… is an example of a drought-prone district in West Bengal.
Answer: Purulia

9. ………… is an example of a landslide-prone district in West Bengal.
Answer: Darjeeling

10. The possibility of flash floods is …………….. in a circular river basin.
Answer: higher

11. Avalanches are more likely to occur on …………….. slopes.
Answer: convex

12. Irrigation facility is necessary in prone areas.
Answer: drought

13. Tropical cyclones originate over ……….
Answer: oceans

14. Students play an important role in ………. management.
Answer: disaster

15. Cyclone Aila hit West Bengal in the year……….
Answer: 2009

16. Phailin is a ………………
Answer: cyclone

17. Blizzard is a type of ……….
Answer: snowstorm

18. The Kedarnath temple was affected severely due to in ………. 2013.
Answer: flash flood

19. One of the most accepted weather conditions for hurricanes to develop is that the temperature of the ocean waters must be above……….
Answer: 26°C

20. The influence of cyclones can be felt more in the ………. region of southern West Bengal.
Answer: coastal

21. ………. droughts can develop quickly during a dry spell if absolutely no rain is observed and the soil does not have enough water to sustain crops.
Answer: Agricultural

22. The ………. of the disaster is a hazard.
Answer: cause

23. When the natural hazard occurs on a ………. scale, so much so, that it harms humans, it is known as natural disaster.
Answer: large

24. ………. are acute shortages of food that cause people to die of starvation.
Answer: Famines

25. About …………. % of the total land mass in India is prone to floods.
Answer: 12

26. The whirlwinds are known as ………. in Australia.
Answer: Willy-willy

27. Most of the tsunamis occur in the ………. coast.
Answer: Pacific

28. Blizzard is a destructive
Answer: snowstorm

29. ………. pollution occurs due to volcanic eruption.
Answer: Air

30. ………. is a flood-prone district in West Bengal.
Answer: Cooch Behar

State True or False

1. Plutonic earthquakes are deep focus earthquakes, the depth of disturbances being between 250km and 700km approximately.
Answer: True

2. The downward flow of magma is known as ‘plume’.
Answer: False

3. Not all hazards can be termed as disasters.
Answer: True

4. When a river flows in a straight direction, the possibility of flood decreases.
Answer: True

5. Whirlwinds are common in the hills.
Answer: False

6. Most avalanches occur on slopes with an angle of inclination between 35° and 45° approximately.
Answer: True

7. Tornado is a severe cyclone.
Answer: True

8. Avalanches most commonly occur on the leeward slopes of mountains.
Answer: True

9. Earthquakes are one of the main causes of tsunamis.
Answer: True

10. Snowstorms are one of the major natural disasters faced by the people of Sunderbans.
Answer: False

11. Remote sensing and GIS help in disaster management.
Answer: True

12. Fujiyama is a volcano in India.
Answer: False

13. Snowstorms reduce visibility sharply.
Answer: True

14. When floods occur, old alluvium accumulates on a floodplain.
Answer: False

15. Droughts are generally categorised into 5 classes.
Answer: False

16. Narcondam and Barren are two volcanoes in India.
Answer: True

17. Snowfall is a man-made disaster.
Answer: False

18. Ecosystems are affected enormously due to landslides.
Answer: True

19. Damages caused by disasters are much greater than those caused by hazards.
Answer: True

20. Tornado is a man-made hazard.
Answer: False

21. Acid rain does not cause any damage to the aquatic ecosystem.
Answer: False

22. Reckless deforestation can cause landslides in the hilly regions.
Answer: True

23. Seismograph is used to measure the intensity of the tsunamis.
Answer: False

24. Avalanches are more likely to occur on concave slopes.
Answer: False

25. For hurricanes to develop, the temperature of the ocean waters must be above 26°C
Answer: True

26. Blizzards are common in Antarctica.
Answer: True

27. Nadia is the most drought-prone district in West Bengal.
Answer: False

Match the columns

Column 1	Column II
1. Drought	A. Ministry of Home Affairs
2. Flood	B. Ministry of Agriculture
3. Chemical accidents	C. Department of Health and Family Welfare
4. Epidemic	D. Ministry of Water Resources

Answer:
1-B, 2-D, 3-A, 4-C

Column 1	Column II
1. Landslide	A. Plains
2. River bank erosion	B. Forest regions
3. Forest fire	C. Polar regions
4. Snowstorm	D. Mountains

Answer:
1-D, 2-A, 3-B, 4-C