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CBSE Notes 2011-2012 » X-Science-Term2

Our Environment

Producers : 1% Primary Consumers : ________

Multiple choice question

Producers : 1%
Primary Consumers : ________

One of the best solutions to get rid of non-biodegradable wastes is ______________ .

Multiple choice question

One of the best solutions to get rid of non-biodegradable
wastes is ______________ .

Animal dung is ___________ waste.

Multiple choice question

Animal dung is ___________ waste.

A : Decomposers get their energy directly from autotrophs. B : Photosynthesis fix up the solar energ...

Multiple choice question

A : Decomposers get their energy directly from autotrophs.
B : Photosynthesis fix up the solar energy and make it
available in a food chain.

A : Decrease in predator population will decrease the preypopulation. B : Ozone layer presents harmf...

Multiple choice question

A : Decrease in predator population will decrease the preypopulation.
B : Ozone layer presents harmful infrared radiation.

Interdependence of organisms on other organisms for their sustenance is described as

Multiple choice question

Interdependence of organisms on other organisms for their
sustenance is described as

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