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Man and Environment
The network of food chains that are interconnected with each other at different trophic levels is called
biogeochemical chain
food web
food chain
biomass chain
Author:
rikazzz
Comment
Man and Environment
During the metabolic activities, the stored energy in the tissues of plants is transformed into
mechanical energy
tidal energy
hydro energy
chemical energy
Author:
rikazzz
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Man and Environment
The living part of living organisms of the ecosystem is called
biosphere components
ecology components
abiotic components
biotic components
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rikazzz
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Man and Environment
The interaction between different species and the members of species lives together for shorter or longer periods is called
predation
competition
symbiosis
commensalism
Author:
rikazzz
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Man and Environment
The example of the flow of materials in a food chain is
grass, grasshopper, sparrow, hawk
grasshopper, hawk, sparrow, grass
sparrow, hawk, grasshopper, grass
hawk, grass, grasshopper, sparrow
Author:
rikazzz
Comment
Man and Environment
The number of tanneries in Kasur city is
300
250
400
200
Author:
rikazzz
Comment
Man and Environment
The natural gas, coal, and petroleum are all examples of
kinematics fuels
fossil fuels
biomass fuels
geochemical fuels
Author:
rikazzz
Comment
Man and Environment
The atmosphere is the reservoir of free gaseous
carbon
nitrogen
oxygen
sulphur
Author:
rikazzz
Comment
Man and Environment
The nitrogen oxides (NO, NO
2
) and hydrocarbons (alkanes and alkenes) are combined in the sunlight to form
carbon monoxide
cyanide
smog
smoke
Author:
rikazzz
Comment
Man and Environment
The term ‘Deforestation’ means
clearing of forest
formation of forest
growth of forest
damaging of forest
Author:
rikazzz
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