SCIENCE 8 TH

For prevent diseases world health organization recommend write 3

Exercising and practicing sports benefit: (2)

Water pollution can be:

• Chemical

• Disasters

• Physical

All individuals from all species, which interact in a space

• region

• population

• community

Are abiotic factors in the ecosystem:

Named 5 animals in danger of extinction?

Refers to plants life. Plants that grow in a particular area.

• fauna

• flora

• environment

Differences between flora and fauna

Consumers there exist four types:

• Primary

• Decomposers or detritivores

• - Secondary

. Ecosystem can be studied from three point of view: