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grass,goat and human
All of the above
Grass,wood and plastic
biodirectional
Statements (a) and (c)
Chlolrofluorocarbon compounds
food chain
Carnivores
Crop field
Both living organisms and non-living objects
Which of the following constitute a food chain?
grass,goat and human
grass,goat and human
See lessWhich of the following are environmental-friendly practices
All of the above
All of the above
See lessWhich of the following groups does not contain only biodegradable items?
Grass,wood and plastic
Grass,wood and plastic
See lessFlow of energy in an ecosystem is always
biodirectional
biodirectional
See lessExcessive exposure of humans to UV rays results in
Statements (a) and (c)
Statements (a) and (c)
See lessDepletion of ozone is mainly due to
Chlolrofluorocarbon compounds
Chlolrofluorocarbon compounds
See lessOrganisms of a higher trophic level which fed on several types of organisms belonging to a lower trophic level constitute the
food chain
food chain
See lessIn a food chain,the third trophic level is always occupied by
Carnivores
Carnivores
See lessWhich one of the following is an artificial ecosystem?
Crop field
Crop field
See lessAn ecosystem includes
Both living organisms and non-living objects
Both living organisms and non-living objects
See less