Ecology Unit Test

Match it! Select the correct answer from the pull down...Good luck!

Behaviors & physical characteristics that make survival possible

When a herd of animals leave an area to look for better food sources

The struggle for survival with limited resources

The place organisms live that provide all their basic needs

Which of the following is a biotic factor in an ecosystem?

A way to estimate populations by counting the organisms in a small area and multiplying

An organism\'s role in its ecosystem

Most individuals are added to a population by ______________________.