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Quiz 18
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Q.1
The movement "Beej Bachao Andolan" was aimed for the conservation of _______
trees
shrubs
crops
coconut
Q.2
Green House effect is caused by
Increase in CO
2
Increase in O
2
Decrease in O
2
Decrease in CO
2
Q.3
If the air temperature remains constant, evaporating water into the air will ____ the dew point and ____ the relative humidity.
Increase, increase
Increase, decrease
Decrease, increase
Decrease, decrease
Q.4
Average total rainfall is 100 - 150 cm in __________ , located in Australia, South America and Africa.
tropical savannas
chaparrals
deciduous forest
temperate forest
Q.5
Which one is nature's cleaner?
Consumers
Producers
Decomposers and Scavengers
Symbionts
Q.6
National Park associated with rhinoceros is
Kaziranga
Ranthambore
Corbett
Valley of flowers
Q.7
Endemic species are
rare species
species localised in a specific region
cosmopolitan in distribution
critically endangered species
Q.8
Which of the following has the least similarity when comparing two examples of the same biome located in different parts of the world?
Climate
Latitude
Continent
Elevation
Q.9
On a clear, calm, night, the ground and air above cool mainly by this process:
Evaporation
Reflection
Convection
Conduction
Radiation
Q.10
Earth summit of Rio de Janeiro (1992) resulted in
Compilation of Red list
Establishment of biosphere reserves
Conservation of biodiversity
IUCN
Q.11
The main energy source for the environment is ________
Solar energy
Chemical energy
Bioelectric energy
Electrical energy
Q.12
Evaporation is a _________ process.
Cooling
Heating
Can't tell - it depends on the temperature
Both a and c
Q.13
The aurora is produced by:
Reflections of sunlight by polar ice fields
Fast-moving charged particles colliding with air molecules
Burning oxygen caused by the intense sunlight at high altitude
The combination of molecular and atomic oxygen to form ozone
Scattering of sunlight in the upper atmosphere
Q.14
Which group of vertebrates comprises the highest number of endangered species?
Mammals
Fishes
Birds
Reptiles
Q.15
Wild life is continuously decreasing. What is the main reason of this?
Predation
Cutting down of forest
Destruction of habitat
Hunting
Q.16
Which of the following provides a measure of the average speed of air molecules?
Pressure
Temperature
Density
Heat
Q.17
The horizontal transport of any atmospheric property by the wind is called:
Advection
Radiation
Conduction
Latent heat
Reflection
Q.18
Coal is a __________ resource.
abiotic
inorganic
deforestation
none of the above
Q.19
A dim, "watery" sun visible through a gray sheet-like cloud layer is often a good indication of ____ clouds.
Stratocumulus
Cirrostratus
Cumulonimbus
Altostratus
Nimbostratus
Q.20
The source of energy in an ecosystem is
ATP
Sunlight
D.N.A
R.N.A
Q.21
If the earth's average surface temperature were to increase, the amount of radiation emitted from the earth's surface would ____, and the wavelength of peak emission would shift toward ____ wavelengths.
Increase, shorter
Increase, longer
Decrease, shorter
Decrease, longer
Q.22
In the middle latitudes of the Northern Hemisphere, surface winds tend to blow ____ and ____ around an area of surface low pressure.
Clockwise; inward
Clockwise; outward
Counterclockwise; inward
Counterclockwise; outward
Q.23
What is desertification?
Conversion of forests into desert
Conversion of croplands into desert
Conversion of grassland into desert
all of the above
Q.24
Photosynthesis is found in
Producers
Decomposers
Consumers
Scavengers
Q.25
Perspiration cools the body by
Advective heat transfer
Radiative heat transfer
Conductive heat transfet
Latent heat transfer
Q.26
Extensive planting of trees to increase forest cover is called
Afforestation
Agroforestry
Deforestation
Social forestry
Q.27
Which one of the following problems is not created by noise pollution?
Diarrhoea
Hypertension
Deafness
Irritation
Q.28
Hot spots are regions of high
rarity
endemism
critically endangered population
diversity
Q.29
A great deal of indoor air pollution comes from
sludge
carbon monoxide
cooking
carpets and furniture
Q.30
Organisms which depend on Producers for nutrition are called
Autotrophs
Saprophytes
Consumers
Xerophytes
Q.31
The forests which occur in law rain fall area is
Evergreen forests
Deciduous forests
Coniferous forest
all the above
Q.32
Forests grow in high rain fall areas are
ever green forests
temperate forests
conifers
Tundra
Q.33
Phytoplankton are
Producers of forest
Producers of lakes
Consumers of Ocean
Omnivores
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