Env. Science Ch 10 Review

Where will you find the most biodiversity?

• in the south pole
• in the north pole
• near the equator
• in the oceans

Species that are critical to the function of an ecosystem.

• Keystone species

• Endangered species

• Threatened species

• Genetic diversity

To which groups do most of the unknown species?

• mammals and trees

• insects and fungi

• bacteria and plants

• protozoa and algae

• fungi and protozoa

Crops that results from combining genetic materials is called?

• a hybrid variety

• A keystone species

• a wildflower species

• a gooseneck offspring

All the different genes contained in all members of a population.

• hybrids

• keystone species

• genetic diversity

• biodiversity

What is an Endangered Species ?

• An animal that is extinct

• Animal that is at risk of Extinction

• A animal from the Future

• A dangerous Animal

What is the difference between a threatened and Endangered species ?

• Threatened species are wanted by hunters and so are Endangered

• Endangered species are only wanted by hunters

• Endangered species is when they are capable of going extinct and Threatened is when a species is likely to become Endangered

• All the above

What is something that no longer exists?

• endangered

• dormant

• extinct

If a species is brought to an area it is not native to and causes damage it is called an...

• space invader

• introduced species

• invasive species

• invasive invader

What is a species that is brought to a place by humans and becomes part of the local ecosystem?

• invasive species

• exotic species

• keystone species

• native species