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Quiz 14
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Q.1
Commonly used radioactive isotopes in scientific research
14 C
125 I
32 P
all of these
Q.2
In which year Silent Valley was declared as National Park?
1988
1982
1984
1981
Q.3
In which year was "Project Tiger" launched?
1973
1964
1998
1970
Q.4
Thickness of plastic cover permissible to use
50 Microns
20 Microns
100 Microns
10 Microns
Q.5
The deadliest Tsunami in recorded history took place on
26-Dec-2004
26-Dec-2000
15-Nov-1990
15-Dec-1999
Q.6
The water management act is complemented by the waste water charges act at
34641
14631
35277
36059
Q.7
Ultraviolet radiation which is not lethal but harm to the organism is
0.1 to 0.28
0.28-0.32
0.32-0.4
0.4-0.5
Q.8
Much of Tibet lies at altitudes over 18,000 feet where the pressure is about 500 mb. At such altitudes, the Tibetans are above roughly:
10% of the air molecules in the atmosphere
25% of the air molecules in the atmosphere
50% of the air molecules in the atmosphere
75% of the air molecules in the atmosphere
Q.9
Mobile combustion accounts
10-20% of air pollution
40-50% of air pollution
50-60 % of air pollution
5-10 % of air pollution
Q.10
Where cold surface air replaces warm air, the boundary separating the different bodies of air is:
A parallel of latitude
A tornado
A cold front
A warm front
Q.11
What is meant by root zone process?
A control measure to prevent water pollution
A process by which roots of plants are spread on the ground
A control measure to prevent soil pollution
None of these
Q.12
If water vapour comprises 3.5 percent of an air parcel whose total pressure is 1,000 mb, the water vapour pressure would be:
1,035 mb
35 mb
350 mb
965 mb
Q.13
World Forest day is celebrated on
21st March
5th June
1st Dec
7th June
Q.14
The Indian Parliament passed the Biodiversity Bill in the year_________
2000
2005
2002
2007
Q.15
Environmental Protection Act was introduced in the year
1986
1988
1972
1989
Q.16
Ganga Action Plan in India was launched in the year _________
1988
1986
1980
1978
Q.17
If all the water vapour in the atmosphere were to condense and fall to the ground, the globe would be covered with about ______ of water.
1 millimeter
1 inch
1 foot
1 meter
Q.18
The total mass of water vapour stored in the atmosphere at any moment is about ____ of the world's supply of precipitation.
1 day
1 week
1 month
1 year
Q.19
The range of normal human hearing is in the range of
10 Hz to 80 Hz
50 Hz to 80 Hz
50Hz to 15000 Hz
15000 Hz and above
Q.20
Which year was declared as the "Water Year" by Indian government
2010
2004
2007
2000
Q.21
The first global environmental protection treaty "The Montreal Protocol" was signed on September 26 in
1985
1990
1981
1987
Q.22
The sun emits a maximum amount of radiation at wavelengths near ____, while the earth emits maximum radiation near wavelengths of ____.
0.5 micrometers, 30 micrometers
0.5 micrometers, 10 micrometers
10 micrometers, 30 micrometers
1 micrometer, 10 micrometers
Q.23
At which temperature would the earth be radiating energy at the greatest rate or intensity?
-5
o
F
-40
o
F
60
o
F
32
o
F
105
o
F
Q.24
Rain during November is more acidic than monsoon rain due to
dissolved CO
2
dissolved SO
2
dissolved NO
2
none of the above.
Q.25
The formula for exponential population growth is
dN/dt = rN
dt/dN = rN
dN/rN = dt
rN/dN = dt
Q.26
_________ is the most inhuman of social crimes.
Rape
Kidnap
Dowry death
Robbery
Q.27
An important reason for the large daily temperature range over deserts is:
There is little water vapor in the air to absorb and re-radiate infrared radiation
The light-colored sand radiates heat very rapidly at night
Dry air is a very poor heat conductor
Free convection cells are unable to form above the hot desert ground
The ozone content of desert air is very low
Q.28
The formula of growth rate for population in given time is
dt/dN=rN
dt/rN=dN
dt/rN=dt
dN/dt=rN
dN/rN=dt
Q.29
Air is composed of gases, water vapours and
rainfall
snowfall
dust particles
light
Q.30
Which of the following is a biodiversity hot spots in India?
Western Ghats
Nandadevi
Eastern Ghats
Aravalli
Q.31
The unit of total water content of the soil is known as
Holard
Chraserd
Echard
All of the above
Q.32
The unfavourable alteration of environment due to human activities is termed as
ecological disturbance
catastrophe
ecological degradation
pollution
Q.33
Temperate forests occur in India in
Indo-gangetic plains
Himalayas
Eastern India
Southern peninsula
Q.34
The complex network of interconnected food chains is called ___________
Trophic level
Food web
Ecological pyramid
Ecology chain
Q.35
Autecology deals with
Ecology of species
Ecology of many species
Ecology of community
All the above
Q.36
Synecology deals with
Ecology of many species
Ecology of many populations
Ecology of community
None of the above
Q.37
Which of the following is mainly responsible for the extinction of wild life
Pollution of air and water
Hunting of flesh
Destruction of Habitats
All of these
Q.38
The percentage of water vapour present in the air compared to that required for saturation is the:
Mixing ratio
Absolute humidity
Dew point
Relative humidity
Specific humidity
Q.39
Major cause of Ozone depletion is due to which chemical?
ChloroFluoroCarbons
Polyphenols
Dioxins
Rayon
Q.40
The processes of condensation and freezing:
Both release sensible heat into the environment
Both absorb sensible heat from the environment
Do not affect the temperature of their surroundings
Do not involve energy transport
Q.41
Which of the following is an extinct species?
Tiger
Lion
Dodo
Ostrich
Q.42
The word Biophilia was coined by
Dr. Hackel
Dr.Johanssen
Dr. Benjamine
E O Wilson
Q.43
Which of the following is the most responsible for world water crisis?
Dams
Floods
Drought
Population growth
Q.44
Centre of Modern nuclear technology in India
CRAS
SARC
BARC
None of these
Q.45
The north-facing side of a hill in a mountainous region in the US tends to:
Receive less sunlight during a year than the south-facing side
Grow a variety of trees that are typically observed at higher elevation
Be a better location for a ski run than the south-facing side
Have snow on the ground for a longer period of time in winter compared to the south-facing side
All of the above
Q.46
Climate includes
Seasonal variation
General patterns of atmosphere conditions
Average weather of an area
All of these
Q.47
What scale is useful to record the force of wind ?
Decibel
Richter
Beau fort
Fajita
Q.48
Organisms which are predominantly found living on, in or near bed sediments of rivers or lakes are known as
nektonic
neuston
benthic
planktonic
Q.49
An example of nitrogen fixing bacteria in the soil
Rhizobium
Nostoc
Azotobacter
Nitrobacter
Q.50
In a food chain of grassland ecosystem the top consumers are
Herbivorous
Carnivorous
Bacteria
Either carnivorous or herbivorous
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