Chapter 6.5 - Biodiversity

What is an invasive species?

• A native (naturally found) species which are added to an area. 
• A non-native (not naturally found) species added to an area. 
• A keystone species in an environment
• none of the above

What does biodiversity mean?

• Only one species in an area.
• The different amount of species in an area
• All abiotic life
• Nitrogen fixation

Which option is abiotic?

• Plants
• Bacteria
• Water
• Fungi

Organisms need all of the following things EXCEPT

• Food
• Water
• Shelter
• Ability to hunt

High biodiversity is a sign of a healthy ecosystem.

• True

• False

What are some ways we can help in maintaining biodiversity?

• Get involved with ecological restoration in your area.

• Prevent invasive species from overpopulating.

• Don't use chemical pesticides on crops.

• All of the above

Image "B" shows more biodiversity than image "A". Why?

• Because "B" shows more different species than image "A"

• Because image "B" has less different species than "A"

• "A" has a greater number of same species plants so this statement is wrong.

• Both images show the same biodiversity

The prefix Bio means

• life

• birds

• science

• ecosystems

Biodiversity is the ____________ and variability of __________ on earth

• variety

• life

• diversity

• difference

A stable ecosystem typically has high biodiversity.

• True

• False