Sunday, September 12, 2010

abiotic factors of the tundra

Let us learn about abiotic factors of the tundra

Physical, or nonliving, factors which shapes an ecosystem

Strong Winds, little precipitation rainfall

Short summer days

Very long and cold winters, poor soil

Permafrost-a layer of permanently frozen subsoil

Temperature cold in winter
mineral composition

Season long & cold winters; short summer days
altitude determines whether it is an arctic tundra or an alpine tundra
cloud coverage, angle of sunlight
wind strong in the tundra
permafrost only top layer of soil thaws in summer; so trees cannot grow
presence of rocks


In our next blog we shall learn about icwai question papers I hope the above explanation was useful.Keep reading and leave your comments.

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