1. The word “biodiversity” means _________________.

a. endangered species
b. different kinds of planets in the solar system
c. the variety of all life on Earth
d. a bunch of biographies about famous biologists

2. The three levels of biodiversity are ___________________.

a. species, genetic, and ecosystem
b. food, water, and shelter
c. plant, animal, and fungus
d. water, land, and air

3. Species biodiversity means _____________________.

a. the ways that species interact with each other
b. only having a single species in an area
c. the number of different species in an ecosystem
d. all of the above

4. Genetic biodiversity means ____________________.

a. the number of genes a person has
b. how members of a species are different genetically
c. DNA
d. how biodiversity is passed down through a family

5. Ecosystem biodiversity means _________________.

a. the number of different species in an ecosystem
b. the diversity of ecosystems on the planet
c. the health of our ecosystems
d. the number of planets in the solar system

6. An example of biodiversity providing a service for people
would be __________.

a. native bees pollinating our food crops
b. forests providing work for loggers and foresters
c. a healthy stream bank filtering out pollution before it drains into a trout stream
d. all of the above

7. An abiotic (nonliving) factor in an ecosystem would be _________________.

a. sunlight
b. water
c. soil
d. all of the above

8. All of the living and nonliving things in an ecosystem depend on each other. The more diverse an ecosystem is _________________.

a. the more healthy it is
b. the less healthy it is
c. the amount of diversity doesn’t affect the ecosystem
d. we don’t know

9. A serious threat to biodiversity is ____________________.

a. habitat loss
b. invasive species
c. pollution
d. all of the above

10. The ______________ is a threatened or endangered species in Pennsylvania.

a. bog turtle
b. human
c. Norway maple
d. white-tailed deer