1 the crictical environmental problems of today can, Ask an Expert

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1. The crictical environmental problems of today can ultimatelybe traced to

a> the demand of a rapidly increasing humanpopulation
b>the greenhouse effect
c>air pollution
d>lack of water

2. fire can be helpful to an ecosystem by

a>allowing certain seeds to open and germinate
b>exposing bare soil which is later eroded away
c>recycling nutrients and organic matter
d> a and c only

3. as human population ccontinue to increase around the globe, oneeffective strategy relating to limited resources is generallyknown as

a> consumption technology
b>reverse recycling
c>renewable resources regeneration
d>conservation ecology

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Biology, Academics

Category:- Biology
Reference No.:- M91069166

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