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Overview of CANADIAN science

what does ecology mean

the study of living things

what are the 4 needs of living things

habitat, H2O, food, gases

what are the 3 symbiotic relationships

mutualism, parasitism, commensalism

what is mutualism

both benefit :) :)

what is parasitism

benefits one, harms the other :) :(

what is commensalism

one benefits, one not harm :) :|

what is an adaption

something the organism is born with

what is niche

The term niche is used to describe the role an organism or population plays within its community or ecosystem.

what is a need

something you csnt live without

what is a want

it makes the need better, you can live without it

what are the 3 R's

reduce, reuse, recycle

what is sustainibility

resoures from nature are being renewed as quickly as they are used and wastes are being absorbed into the earth

what is abiotic

non living things (air, water)

what is biotic

living things

what is the difference between food webs and food chains

food webs are more complex than foodchains

what's transpiration

when water is taken in through the roots ands evaporates through the leaves

what is active solar heating

using electronics

what is passive solar heating

using the materials in the house

what is a refridgerant

liquids that evaporate easily at low temps

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