Chapter 16 Ecosystems Test Review

An ecosystem consists of

• A community
• Energy
• Soil, Water, Weather
• All choice are correct

Biodiversity measures the number of species living within a(n)

• Community
• Ecosystem
• Habitat
• Ecology

A community includes all the species within an area.

• True
• False

When succession take place in an area where there has been previous growth, it is called secondary succession.

• True
• False

When an organism dies, the nutrients in its body are released back into the environment by dentrivores.

• True
• False

Decomposers absorb energy from organisms by breaking down living tissue.

• True
• False

Detritivores are especially harmful to an ecosystem.

• True
• False

All organisms in an ecosystem are part of the food web of that ecosystem.

• True
• False

Transpiration is a heat-driven process.

• True
• False

Carbon is returned to the atmosphere by respiration, combustion, and erosion.

• True
• False