Unit 2 Community Ecology Review

A population is...

• A group of one species in one area

• Multiple species that live in one area

• All of the living and nonliving things in an area

• None of these

As a population grows, it will most likely stop growing at what size?

• Growth Limit

• Exponential Limit

• Carrying Capacity

• It won't stop growing

What will happen to the population when the death rate is larger than the birth rate?

• grow

• shrink

• stay the same

• None of these

What is the carrying capacity of the following graph?

• 1000

• 8000

• 800

• 600

Use the diagram to answer the question.

The Mayfly is a food source for which 3 organisms?

• Frog, Dragon Fly and snake

• Frog, trout and dragon fly

• Frog, salamander and trout

• Frog and phytoplankton

Use the diagram to answer the question.

The trout is a source of food for the human and the eagle. When there are more than one organism vying for the same source we call this____?

• Population

• Resources

• Community

• Competition

Herbivory are

• parasites

• organisms that feed on other organisms

• animals feed on the tissues of plants

• a chemical toxion on plants

Zebra Mussels eat cyanobacteria?

• True

• False

When one species eats small seeds and another eats large seeds.

• Commensalism

• Resource partitioning

• Niche

• Amensalism

Competition is defined as

• one species benefits and the other is harmed

• both species benefit

• both species are harmed/benefitted

• one harmed