The Enviroment and You

They are very deep and the sunlight barely reaches it.

• ocean

• grasslands

• estuaries

Mix of freshwater and saltwater.

• estuary

• lake

• river

Low temperatures without any trees.

• tundra

• taiga

• temperate forest

Hot, humid, greater diversity of organisms.

• tropical rainforest

• desert

• grasslands

Wood trees, its leaves fall during the winter.

• temperate forest

• tropical rainforest

• jungle

The study of the interactions between organisms and their environment is:

• ecology

• niche

• ecosystem

The nonliving factors of the environment are:

• abiotic

• biotic

• niches

The place where an organism lives is the:

• habitat

• niche

• community

The biotic factors in an ecosystem in the forest may be:

• water

• light

• trees

• rocks

The permanent and close relation between two organisms is:

• symbiosis

• parasitism

• commensalism