2. QUESTION: Review
Which level is NOT included in the concept of biodiversity?
Species
Genetics
Ecosystems
All of the above are included in this concept.

3. QUESTION: Review
Which level is NOT included in the concept of biodiversity?
Species
Genetics
Ecosystems
All of the above are included in this concept. 3

4. QUESTION: Review What causes “inbreeding depression”?
The species becomes too large for the resource base.
Populations have low genetic diversity.
Genetically similar parents mate and produce superior offspring.
The number and variety of species increase.

5. QUESTION: Review What causes “inbreeding depression”?
The species becomes too large for the resource base.
Populations have low genetic diversity.
Genetically similar parents mate and produce superior offspring.
The number and variety of species increase.

6. QUESTION: Review
According to the concept of “latitudinal gradient,” which of the following happens?
Species richness increases toward the equator.
Species richness decreases toward the equator.
Species richness decreases over time.
Countries like Canada have many more species than expected.

7. QUESTION: Review
According to the concept of “latitudinal gradient,” which of the following happens?
Species richness increases toward the equator.
Species richness decreases toward the equator.
Species richness decreases over time.
Countries like Canada have many more species than expected.

8. QUESTION: Review
Which of the following is the major cause of extinction?
Invasive species
Pollution
Habitat loss
Overharvesting

9. QUESTION: Review
Which of the following is the major cause of extinction?
Invasive species
Pollution
Habitat loss
Overharvesting

10. QUESTION: Review Biodiversity does all of the following EXCEPT
provide ecosystem services.
decrease food security.
maintain ecosystem function.
provide aesthetic benefits.

11. QUESTION: Review Biodiversity does all of the following EXCEPT
provide ecosystem services.
decrease food security.
maintain ecosystem function.
provide aesthetic benefits.

12. QUESTION: Review A “biodiversity hotspot” is
an area located near the equator.
an area that supports few, but large, species.
an area that contains naturally high numbers of people.
an area that contains a large number of endemic species.

13. QUESTION: Review A “biodiversity hotspot” is
an area located near the equator.
an area that supports few, but large, species.
an area that contains naturally high numbers of people.
an area that contains a large number of endemic species. 13

14. QUESTION: Weighing the Issues
If a pharmaceutical company produces a medicine from a plant found in Costa Rica that will earn millions of dollars, who should reap the financial benefits?
The company, because it produced the drug
Costa Rica, because it had the plant that produced the drug
Taxpayers, because they fund lots of research through their tax dollars
Both the company and Costa Rica, because both played a vital part

15. QUESTION: Weighing the Issues
If a pharmaceutical company produces a medicine from a plant found in Costa Rica that will earn millions of dollars, who should reap the financial benefits?
The company, because it produced the drug
Costa Rica, because it had the plant that produced the drug
Taxpayers, because they fund lots of research through their tax dollars
Both the company and Costa Rica, because both played a vital part 15

16. QUESTION: Interpreting Graphs and Data
Which group of organisms makes up the largest share of the planet’s biodiversity?
Plants
Fishes
Mammals
Insects

17. QUESTION: Interpreting Graphs and Data
Which group of organisms makes up the largest share of the planet’s biodiversity?
Plants
Fishes
Mammals
Insects

18. QUESTION: Interpreting Graphs and Data
According to this graph, which biome has suffered the greatest percent loss?
Temperate grassland
Desert
Chaparral
Tundra

19. QUESTION: Interpreting Graphs and Data
According to this graph, which biome has suffered the greatest percent loss?
Temperate grassland
Desert
Chaparral
Tundra