ECOSYSTEMS DEFINITIONS SARA L. & LEO

Post on 25-May-2015

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ScienceBy Leonardo and Sara L.

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In terrestrial environments the most important factors are climate, soil conditions and the terrain

In aquatic environments the most important factors are salinity (the amount of salt in the water), the amount of light, the water current, the temperature and the type of seabed or riverbed.

Definitions (3)

Predators, such as lions, are carnivorous animals that hunt other animals for food.

Scavengers, such as vultures, beetles and worms, eat the dead bodies of other animals.

Parasites feed off of other living things without killing them.for example, mo mosquitoes feed on blood from mammals.

Explanations(4)A: the oak because Plants make their own food from sunlight, water and mineral salts obtained from the soil. Plants are producers.

B:Stag beetle larva because are animals that get their energy from eating herbivorous animals.

C:woodpecker because they are animals that get their energy from eating herbivorous animals.

D: no because they are carnivorous animals that eat secondary consumers.

Protect the environment (5)

We should protect the environment because it include preservation of nature, prevention of extinction and prevention of the melting of the ice caps.