First option of all question is the right answer. (அனைத்து கேள்விகளுக்கும் முதல் தேர்வு விடையாகும்)
I. Choose the correct answer
1.……………. percentage of nitrogen is present in the air.
78.09%
74.08%
80.07%
76.63%
2. Tsunami in Indian Ocean took place in the s ear …………….
2004
2005
1990
2008
3. The word tsunami is derived from ……………. language.
Japanese
Hindi
French
German
4. The example of surface water is –
Lake
Artesian well
Groundwater
Subsurface water
5. Event that occurs due to the failure of monsoons.
Drought
Condensation
Evaporation
Precipitation
II. Fill in the blanks
Hazards may lead to ……………..
disaster
inverter
erosion
Landslide is an example of …………….. hazard.
Geologic (or) Seismic
disaster
inverter
erosion
On the basis of origin, hazard can be grouped into …………….. categories.
Eight
Nine
Ten
Elevwn
Terrorism is an example of …………….. hazard.
Human – induced
Machine - induced
Nature - induced
none
Oxides of Nitrogen are …………….. pollutants which affects the human beings.
Primary
secondary
thirdly
fourthly
Chernobyl nuclear accident took place in ……………..
26-04-1986
26-04-1987
25-04-1986
25-04-1987
…………. is an example of human induced pollutants hazard.
Terrorism
Evaporation
Nuclear accident
None of these
…………. in Indian ocean took place in the year 2004.
Tsunami
Earthquake
Droughts
Landslide
A …………. hazard ¡s a natural process.
Natural
Socio natural hazard
Human – made
All the bove
………. can be broadly classified Into three types.
Hazards
Economics
Environment
None of these
The main examples of natural hazards are ………….
all of these
earthquakes
floods
cyclonic
…………. hazards are caused by undesirable activities of human.
Human – made
Natural
Socio – natural
Atmospheric
…………. are caused by natural forces in mountainous areas.
Landslides
Over populations
Socio – natural
Hydrologic hazard
…………. Is a serious problem In most big Urban.
Smog
Storm
Landslides
Droughts
………. surge hazards may be worsened by the destruction of mangroves.
Storm
Smog
Flood
Droughts
Heavy rainfall and large waves In seas are the common causes of …………..
Flood
Droughts
Smog
Tsunami
…………. storm is a strong wind circulating around a low pressure area in the atmosphere.
Cyclonic
Tropical cyclone
Heavy
None of these
The west coast of India is …………. vulnerable to storm surges than the east coast.
less
more
great
high
………. drought is a reduction in rainfall for a specific period below a specific level.
Meteorological
Agricultural
Hydro – logical
Landslides
………. droughts associated with reduction of water in streams, rivers and reservoirs.
Hydro – logical
Agricultural
Meteorological
Both ‘b’ and ‘c’
…………. droughts refers to the condition in which the agricultural crops get affected due to lack of rainfall.
Agricultural
Meteorological
Hydro – logical
Both ‘a’ and ‘b’
…………. in India occur in the event of a failure of monsoon.
Droughts
Floods
Landslides
Earthquakes
The dry region lying in the leeward side of the …………..
Western Ghats
Eastern Ghats
Both ‘a’ and ‘b’
None of these
………. is a rapid downward movement of rock, soil and vegetation down the slope under the influence of gravity.
Landslide
Drought
Flood
Earthquake
…………. is a mixture of several gases.
Air
Water
Soil
All of these
…………. pollutant is an air pollutant emitted directly from a source.
Primary
Secondary
Tertiary
All of these.
Hazards can be broadly classified into …………. types
Three
One
Two
Four
Smog is a serious problem in most …………. areas.
big urban
small urban
The beginning of …………. century, the earth supported a human population.21
22
23
20
The meaning of old french “Hazards” ………….
a game of dice
a game of chess
A catastrophe was recover …………. time.
long
short
…………. can disturb the safety health, welfare of people.
Hazards
Disaster
…………. is a violent tremor in the earth’s crust.
Earthquake
Hazards
Disaster
…………. percentage of carbon di oxide present in the air.
0.03%
0.04%
0.05%
0.06%
…………. percentage of oxygen present in the air.
20.95%
20.95%
20.95%
…………. nuclear accident took place in 26th April 1986.
Chernobyl
Hyderabad
…………. hazards are caused by the combined effect forces and misdeeds of human.
Socio – natural
Bio - natural
Bio - chemical
Storm surge hazards may be worsened by the destruction of …………..
mangroves
hurricane
A sudden rise of seawater due to tropical cyclone is called ……………
storm surge
hurricane
In Tamil Nadu coast …………… and …………… districts are frequently affected.
Cuddalore, Nagapattinam
Madurai, Chennai
Tuticorin, Nagapattinam
The drought could be classified into …………… major types.
three
two one
Presence of steep slope and heavy rainfall are the major causes of …………….
Landslides
storm surge
hurricane
The word ‘tsu’ meaning ……………..
harbour
lake
sea
The word ‘nami’ meaning ……………..
wave
harbour
lake
sea
The atomic bomb dropped on Hiroshima (Japan) in ………………
1945
1946
1947
1948
……………… the wastes resulting from ordnance manufacturing and some industrial gases.
Explosives
Landslides
storm surge
hurricane
……………… refers to huge ocean waves caused by an earthquake, landslide (or) volcanic eruption.
Tsunami
Landslides
storm surge
hurricane
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