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Q.1
__________ was developed after World War II.
Wind energy
Solar energy
Nuclear power
Thermal power
Q.2
What are rodenticides?
That kill fishes
That kill insects
That kill rats
That kill crocos
Q.3
Hippocrates mentioned air pollution in __________ BC.
400
500
620
354
Q.4
Which of the following is least likely to contain an oil trap?
an anticline
fault
natural stratigraphy
syncline
Q.5
Salmonellosis is a disease related to consumption of
Chicken
Eggs
Mutton
Fish
Q.6
Organisms that feed upon other living organisms as a source of energy and nutrients are called as
Producers
Consumers
Pests
Decomposers
Q.7
All oil traps contain
an impermeable layer
an anticline
a fault
syncline
Q.8
Which one of the following cycle is not a gaseous biogeochemical cycle in ecosystem?
Nitrogen
Carbon
Sulphur
Phosphorus
Q.9
Natural earthquakes are caused by __________
Earth's crust
Deep seas
Peak mountains
Forests
Q.10
The average temperature of the earth is about __________ degree F.
57
59
67
65
Q.11
In the figure below, energy is being transported ____.
Upward
Downward
Q.12
The geographical pattern of average air temperature near sea level is ____ homogeneous in the southern hemisphere as compared to the northern hemisphere.
Less
More
Q.13
In the northern hemisphere, north-facing hillsides have a ____ growing season than south-facing hillsides.
Shorter
Longer
Q.14
All are primary pollutants except
Ammonia
Peroxyacetyl Nitrate (PAN)
Sulfur dioxide
Hydrogen sulfide
Q.15
Which one of the following is not a primary pollutant?
Particulate matter
Carbon monoxide
Sulpuric acid
Nitrogen oxides
Q.16
Lead poisoning
reduces O
2
carrying capacity of hemoglobin in blood
increases O
2
carrying capacity of hemoglobin in blood
reduces O
2
carrying capacity of myoglobin in muscles
increases O2 carrying capacity of myoglobin in muscles
Q.17
A heat transfer process in the atmosphere that depends upon the movement of air is:
Conduction
Absorption
Reflection
Convection
Radiation
Q.18
Which of the following is the best indicator of the actual amount of water vapour in the air?
Air temperature
Saturation vapour pressure
Relative humidity
Dew point temperature
Q.19
If the sun suddenly began emitting more energy, the earth's radiative equilibrium temperature would:
Increase
Decrease
Remain the same
Begin to oscillate
Q.20
"Earth provides enough to satisfy every man's need, but not for every man's greed" words by
Tagore
Gandhiji
Nehru
None
Q.21
Endoderm forms
blood and bone
respiratory system
nervous system
viscera and digestive system
Q.22
Eutrophication results from
Agricultural and sewage water
Vehicle exhaust
Pesticides
Industrial effluents
Q.23
The first oil well was drilled in the United States in
1829
1859
1929
1959
Q.24
The first Environmental Law in India was enacted in
1947
1950
1972
1982
Q.25
The dew point temperature is a measure of the total amount of water vapor in the air.
True
False
Q.26
Chipko movement is a public agitation that occurred in
Mansbal area in Kashmir
Silent valley in Kerala
Sundarban area in Bengal
Tehri Garhwal area of Uttar Pradesh
Q.27
Who coined the slogan of Chipko Movement "Ecology is Permanent economy".
Jawaharlal Nehru
Salim Ali
Sunderlal Bahuguna
Rachel Carson
Q.28
The slow rate of decomposition of fallen logs in nature is due to their
poor nitrogen content
low moisture content
low cellulose content
anaerobic environment around them
Q.29
A high Biological Oxygen Demand (BOD) indicates that:
water is pure
absence of microbial action
Low level of microbial pollution
High level of microbial pollution
Q.30
Abbreviation for NGO is
non-governmental office
national-geographical organization
national-governmental organization
non-governmental organization
Q.31
What is the leading source of energy used in the United States today?
coal
oil resources
natural gas
nuclear power
Q.32
The method of simultaneous integration of trees with agricultural crops is called
Agro forestry
Deforestation
Reforestation
Combined culture
Q.33
Utilisation of natural resources in moderate manner to remaining something for the next generation is termed as
Resettlement
Sustainable development
Rehabilitation
Mutual development
Q.34
If the average temperature of the sun increased, the wavelength of peak solar emission would:
Shift to a shorter wavelength
Shift to a longer wavelength
Remain the same
Impossible to tell from given information
Q.35
When the air temperature increases, the saturation vapour pressure will:
Increase
Decrease
Remain the same
Vary over an increasingly broad range of values
Q.36
Which of the following is the major cause of pollution?
plants
man
fungi
hydrocarbon gases
Q.37
Which of the following would be considered to be a biotic component of an environment?
Fire
Water
Fungi
Soil
Q.38
Which phytoplankton exists at the size of 60 micro metre?
Nanoplankton
Ultraplankton
Net plankton
Picoplankton
Q.39
Sea water is
acidic
alkaline
neutral
hypotonic
Q.40
Nuclear accidents mostly release radioactive __________ into the atmosphere
Carbon
Iodine
Phosphorus
Sulphur
Q.41
The presence of which is necessary for photosynthesis
Chloroform
Chlorophyll
Phosphorus
Polymer
Q.42
One atom of chlorine can destroy over __________ molecules of ozone.
100000
10000
25000
1000
Q.43
__________ is derived recently from living organisms and their metabolic products.
Biofuel
Biomass
Fossil fuel
Gobar gas
Q.44
What is deforestation?
Product of forest
destruction of forest
Forest Protection
None
Q.45
Lions are found in
Western Ghats
Corbett National Park
Forests of Madhya Pradesh
Gir forests
Q.46
Thorn-forests are found in the _______ regions.
semi-arid
high rain fall areas
low temperature
frozen areas
Q.47
Green plants are absent in deep sea. Why?
Light is absent
High pressure
Low temperature
Great depth
Q.48
A human population is small, there is a greater chance of :
gene flow
genetic drift
natural selection
mutation
Q.49
The ratio of the mass of water vapour in a given volume (parcel) of air to the mass of the remaining dry air describes the:
Absolute humidity
Mixing ratio
Relative humidity
Dew point
Q.50
As the air temperature increases, the air's capacity for water vapour:
Increases
Decreases
Remains constant
Is unrelated to air temperature and can either increase or decrease
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