Ecology Review

A group of organisms of the same species living in the same area are called a/an ________.

• community
• habitat
• population
• ecosystem

All of the living and nonliving things in an area that interact with each other are called a/an ______.

• community
• habitat
• population
• ecosystem

What are the nonliving parts of the ecosystem? This includes temperature, water, sunlight, air, and soil.

• biotic factors
• communities
• abiotic factors
• microorganisms 

Which of the following organism above are considered "Heterotrophic"?

• Deer

• Fern Plant

• Apple Tree

• Owl

• Skunk

Match the following

• This is an animal that lives by preying on other animals.

• Consumer

• This is an organism that supplies matter and energy, also known as an autotroph.

• Parasite

• This is an organism that breaks down and gains nutrients from dead organisms.

• Decomposer

• This is an organism that relies on other organisms for its food and energy supply; heterotroph

• Predator

• This is an organism which feeds on, but usually does not kill, a larger organism

• Producer

A species that plays a critical role in the health, maintenance, growth, or definition of an ecosystem.

• keystone

• invasive

• engineer

• predator

Which organism in the food web shown to the right would

contain the lowest concentration of chemical pollutants?

• producers

• primary consumers

• secondary consumers

• tertiary consumers

Carrying capacity is the ​ (a)   number of organisms that can survive in an area based on the available ​ (b)   , such as food and water.

• maximum
• resources
• minimum
• predators

How does too much fishing in an area affect its ecosystem?

• The fish will lay many more eggs to replace fish caught
• organisms that eat fish could become endangered due to starvation
• organisms that eat the fish will become endangered
• people could eat too many fish and become ill

The rabbit in this food web would be considered a:

• Decomposer
• Producer
• Secondary Consumer
• Primary Consumer