Competition and Predation

Multiple Choice

Which of the following is an example of competition among living things?

• Two birds fighting over food at a feeder

• A bee pollinating a flower

• A tree providing shade for a plant

• A fish swimming in a pond

Multiple Choice

What adaptation does a hummingbird have that allows it to eat?

• Bright colorful feathers

• Short, blunt beaks
• Strong, clawed feet
• Long, curved bills

Multiple Choice

Why are predators important to ecologists?

• They impact prey death rates and population size

• They help plants grow

• They provide food for herbivores

• They increase prey reproduction rates

Fill in the Blanks

The species that does the killing in a predator-prey relationship is called the

.

Multiple Choice

We already know that predators cause prey populations to decrease. When this happens, though, how do you think the predator population will be affected?

• The predator population will migrate to a different area.
• The predator population will increase significantly.
• The predator population will likely decrease.
• The predator population will remain the same.