E.S Final Review

How much energy is LOST through each trophic level?

• 90%
• 10%
• 15%
• 80%

Insects and flowers are examples of:

• Commensalism
• Parasitism
• Mutalism

Fleas and dogs are examples of:

• Commensalism
• Parasitism
• Mutualism

The sucker fish attached to the shark are examples of:

• Commensalism
• Parasitism
• Mutualism

Name the 4 spheres of the earth and something that can be found in each sphere.

The place where an organism lives is called its ___________.

• community
• niche
• trophic level
• habitat

The diagram below shows an energy pyramid. Approximately how much energy is available to the SECONDARY CONSUMERS in this energy pyramid?

• 10 kcal/m2/year
• 100 kcal/m2/year
• 1,000 kcal/m2/year
• 10,000 kcal/m2/year

The group of organisms of one species that can be found in one area at a given time is a(n) _____________________.

• ecosystem
• community
• population
• trophic level

Abiotic factors in an ecosystem may include which of the following? (Check all that apply.)

• light
• atmosphere
• plants
• temperature

Ecology is the study of interactions between organisms and their environments.

• True
• False