Human Impact on Ecosystems


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1.4.9 Pollution Worksheet
12 yara, Телекоммуникация асолари, Ekonomika, 7-синф 2020-2021 sinf soati ishlanmalari, Kurs ishi, Korxonalar faoliyatida elektron biznesdan foydalanish, Kitob, topref.ru-182833llllllll, 36084, 1696-Article Text-3542-1-10-20210727

Name: _________________________

1.4.9 Human Impact on an Ecosystem 1

Pollution Worksheet

Human Impact on Ecosystems

We are going to look at 3 ways that humans affect ecosystems:

  • _______________________

  • _______________________

  • _______________________

Pollution must be related to habitat studied.


P ollution

Pollution is ______________________________________________________________________

________________________________________________________________________________

It is the ____________________________________________ and affects _________, ____________ _____________, __________, ____________ and ____________.

Chemicals of human origin that harm the environment are called _______________________.




Some types of Pollution

  1. _________________________________


  2. ______________________________________

  3. ______________________________________

  4. ______________________________________





Pollutants

are produced by ________________________________________

  • CO2 from respiration is _________________________________ – why?


______________________________________________________________________________

______________________________________________________________________________



Pollutants

Some pollutants are __________________________________________ in an environment, e.g. ________________, but levels are _________________________ by human activity.


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