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Quiz 16
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Q.1
This holds a planet's atmosphere close to its surface:
Radiation
Gravity
Cloud cover
Moisture
Pressure
Q.2
When oil and gas resources are burnt they kill many forests and lakes by
deforestation
water pollution
acid rain
forest fire
Q.3
Soil pollution is caused by
Aerosol
Ozone
Acid rain
PAN
Q.4
The inherent ability of organisms to reproduce and multiply is called
C value
biotic potential
carrying capacity
K value
Q.5
Which of the following green house gases trap more heat?
Methane
Nitrous oxide
Carbon dioxide
Trifluoro methyl sulphurpentafluoride
Q.6
The atmosphere near the earth's surface is "heated from below." Which of the following does not significantly contribute to this heating?
Conduction of heat upward from a hot surface
Convection from a hot surface
Absorption of infrared energy that has been radiated from the surface
Heat energy from the earth's interior
Q.7
The gradual physiological adjustment to slowly changing new environmental conditions is known as
Selection
Introduction
Acclimatization
Quarantine
Q.8
The pyramid of energy in any ecosystem is
Always upright
May be upright or invented
Always inverted
None of the above
Q.9
The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere:
Barograph
Radiosonde
Aneroid barometer
Altimeter
Q.10
Fatal degenerative lung disease caused by particulate asbestos is referred to as
asbestosis
asthma
allergy
sinusitis
Q.11
Radiations are harmful as it
causes skin cancer
causes anemia
alters body tissues
is unstable
Q.12
Ramsar Convention refers to the conservation of ____________
Deserts
Wetlands
Agriculture lands,
Forest land
Q.13
The intermediate developmental stages in the ecological succession is called
sere
ecesis
climax
nudation
Q.14
The final stable community in an ecological succession is called the
final community
ultimate community
climax community
seral community
Q.15
What is the cause of the Exxon Valdez?
Oil Tanker which sank in 1989 along the coast of Alaska and marine life seriously affected.
a plane which crashed and caused death of human life
a ship which wrecked on the coast of India
none of these.
Q.16
Warming in the stratosphere is mainly caused by:
Absorption of ultraviolet radiation by ozone
Release of latent heat energy during condensation
Chemical reactions between ozone and chlorofluorocarbons
Frictional heating caused by meteorites
Q.17
Heat is energy in the process of being transferred from:
Hot objects to cold objects
Low pressure to high pressure
Cold objects to hot objects
High pressure to low pressure
Regions of low density toward regions of high density
Q.18
The pollutant that causes hole in the ozone layer is
SF
6
nitrousoxide
CFC
s
PFC
s
Q.19
During the afternoon the greatest temperature difference between the surface air and the air several meters above occurs on a:
Clear, calm afternoon
Clear, windy afternoon
Cloudy, calm afternoon
Cloudy, windy afternoon
Q.20
What is hibernation and aestivation?
Thermal adaptation shown by animals
wind adaptation shown by animals
adaptation of animals to escape from predators
none
Q.21
The effect of ozone depletion include
UV light reaches the earth
affect the climate
cause skin cancer
all the above
Q.22
The most abundant gas in the stratosphere is:
Oxygen (O
2
)
Nitrogen (N
2
)
Carbon dioxide (CO
2
)
Ozone (O
3
)
Chlorofluorocarbons (CFC
s
)
Q.23
Acid rain mainly result from
Sulfur dioxide
Carbon dioxide
Carbon monoxide
Ammonia
Q.24
Salinization is ___________.
Accumulation of salts in water
Accumulation of salts in soil
Accumulation of salts in body
Accumulation of salts in animals
Q.25
Barnacles growing on the back of whale is an example for
mutualism
parasitism
amensalism
commensalism
Q.26
The species that flower are called
gymnosperms
bryophytes
angiosperms
algae
Q.27
The earth's atmosphere is divided into layers based on the vertical profile of:
Air pressure
Air temperature
Air density
Wind speed
Q.28
Typically, water vapour occupies about what percentage of the air's volume near the earth's surface?
About 78 percent
About 21 percent
Close to 10 percent
Less than 4 percent
None of these
Q.29
Heavy dust can cause
leaf blights
opening of stomata
closure of stomata
browning of leaves
Q.30
In calm air the air temperature is -10
o
C, if the wind speed should increase to 30 knots (with no change in air temperature) the thermometer would indicate:
A much higher temperature than -10
o
C
A much lower temperature than -10
o
C
A temperature of -10
o
C
A temperature of -30
o
C
Q.31
Major consumer of wood from forest is ___________
Thermal Power Plant
Paper Industry
Chemistry Industry
none
Q.32
_________ is the 12th Mega Biodiverse Country in the world.
India
America
China
Sri Lanka
Q.33
Which country contains about 50% of the world's coal resources?
United States
China
Canada
The former Soviet Union
Q.34
In a population, unrestricted reproductive capacity is called as
carrying capacity
biotic potential
birth rate
fertility rate
Q.35
Soil chemistry is considered an __________ factor
topographic
econtonal
biologic
edaphic
Q.36
The controversial dam across the river Narmada?
Sardar Sarovar
Hirakud
Bhakranangal
Sutlej.
Q.37
Which one is true?
symbiosis when neither population affects each other
symbiosis when the interaction is useful to both the populations
commensalism when none of the interacting populations affect each other
commensalism when the interaction is useful to both the populations
Q.38
Ozone depletion is mostly caused by
CO
2
CCL
CFC
s
CO
Q.39
Ideal conditions for a strong radiation inversion:
Clear, calm, dry, winter night
Clear, calm, moist, summer night
Cloudy, calm, moist, winter night
Cloudy, windy, moist, summer night
Clear, windy, dry, summer night
Q.40
Example of primary pollutant
SO
2
NO
2
CO
hydrocarbons
Q.41
Basidiospores are considered to be a major source of
airborne allergens
water borne allergens
animal faeces
bioweapon
Q.42
Infrared and visible satellite images might provide:
A way of determining cloud thickness and altitude.
A way of distinguishing between wet and dry clouds.
A way of identifying clouds suitable for cloud seeding.
A way of distinguishing between "new" and "old" clouds.
Q.43
Which plants die after flowering?
Lotus
Bamboo
Chrysanthemum
Butea
Q.44
What is Carcinogen?
Drugs for curing infectious disease
Drugs used for curing cancer
Cancer causing agent
Food colourants
Q.45
If there is no atmosphere, the colour of the sky will be
white
colourless
blue
black
Q.46
Trichodermaharzianum has proved a useful microorganism for
reclamation of wastelands
bioremediation of contaminated soils
biological control of soil-borne plant pathogens
gene transfer in higher plants
Q.47
The occurrence of pesticides like DDT in higher trophic levels is termed as
bioremediation
biomagnification
biological enhancement
biopollution
Q.48
Snow leopard is found in which National Park?
Kaziranga
The Great Himalayan
Bharatpur
Nagarhole
Q.49
A population is a group of
individuals in a species
species in a community
communities in an ecosystem
individuals in a family
Q.50
Black Buck is a
Goat
Deer
Butterfly
Bird
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