Ecosystem and Biological Communities Quiz

What is the fundamental unit in the classification of living organisms?

• Individual

• Species

• Population

• Community

What type of relationship exists between bees and flowers?

• Predation

• Competition

• Commensalism

• Mutualism

Which nutritional relationship occurs when two individuals of the same species compete for limited food resources?

• Mutualism

• Competition

• Commensalism

• Predation

In the relationship between the Egyptian plover bird and the Nile crocodile, why is this considered commensalism?

• Both animals benefit equally

• The crocodile is harmed

• The plover bird is harmed

• The plover bird benefits while the crocodile is neither helped nor harmed

What happens to a biotic population when food resources decrease?

• Competition decreases

• Population immediately dies out

• Competition increases

• Nothing changes

Which of the following is NOT a component of an ecosystem?

• Soil

• Animals

• Mountains

• Television

The Venus flytrap plant and an insect demonstrate which type of relationship?

• Mutualism

• Competition

• Predation

• Commensalism

A single living organism that belongs to a specific species is called:

• A population

• An individual

• A community

• An ecosystem