5 Written questions
5 Matching questions
- Biodiversity "frontiers" are areas that
A. have high rates of extinction.
B. lack diversity.
C. have many more species than formerly thought.
D. are replacing native species with exotic species.
E. are fragile in comparison with other ecosystems.
- Scientists estimate that at least 50-60% of all species now living will most likely become extinct in the next 20-50 years unless planned, coordinated action takes place.
- Which of the following associations is (are) incorrect?
A. biodiversity - variety of life on Earth
B. landscape diversity - involves a group of interacting ecosystems
C. genetic diversity - variations in the species composition of communities at different locales
D. ecosystem diversity - variations among the members of a population
E. C and D are incorrect.
- When the factors causing habitat decline are identified and a procedure is developed to remedy this, it is
A. the edge effect.
B. a habitat restoration plan.
C. a population viability analysis.
D. a gap analysis.
E. landscape dynamics.
- Preliminary studies indicate that biodiversity maximizes resource acquisition and retention within an ecosystem.
- a True
- b C. have many more species than formerly thought.
- c False
- d E. C and D are incorrect.
- e B. a habitat restoration plan.
5 Multiple choice questions
- D. All of the choices are correct.
- B. all animals have the same rights or legal status as humans.
- C. negative, since a rise of a few degrees will cause them to bleach and become lifeless.
- C. a natural phenomenon due to absorption of sunlight and re-radiating of the heat.
5 True/False questions
The science of collecting, analyzing, and making readily available biological information is
A. habitat restoration planning.
B. landscape preservation.
D. a population viability analysis. → C. bioinformatics.
The use of noncultivated fruit, animal skins, fiber, beeswax, and fish are examples of the ______ value of biodiversity.
A. agricultural use
B. medicinal use
C. consumptive use
D. contributions to the biogeochemical cycles → C. consumptive use
The Everglades ecosystem
A. no longer receives water from natural sources as in the past and is drying out.
B. contains sawgrass prairie and mangrove sloughs.
C. has diverse bird, wildlife, and growing seasons
D. A, B, and C are correct.
E. B and C only are true. → C. a natural phenomenon due to absorption of sunlight and re-radiating of the heat.
Rosy periwinkle, the nine-banded armadillo, and some species of fungus and bacteria have _________ value to man.
C. consumptive use
E. no → B. medicinal
Landscape preservation is often intended for one particular organism but may benefit others.
True False → True