Give examples of at least two species that are either extinct or facing extinction due to each of the
following: 1) destruction of habitat, 2) biotic pollution, 3) unregulated hunting and poaching, 4)
deliberate pest or predator control, and 5) commercial harvesting. What will be an ideal response?
Concepts to Consider: 1) almost any species with relatively limited or very large habitat requirements
or range; 2) introduction of the zebra mussel to the American Great Lakes has impacted native bivalve
populations; goats to some of the Galapagos Islands; sheep and other mammals to Hawaii; all of which
have had impacts on terrestrial endemic species, particularly birds; 3) the passenger pigeon, tigers,
bears, rhinos, elephants; 4) prairie dogs, Carolina parakeet, wolves; 5) imported or collected animals
for sale as pets; both plants and animals sold to collectors; and plants, particularly carnivorous plants,
cacti, and orchids.
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Which of the following is an important factor in the development of dental caries?
A) high salt diet B) high sugar diet C) high acid diet D) low salt diet
Where does the Calvin cycle occur?
A. thylakoid lumen B. thylakoid membrane C. chloroplast outer membrane D. chloroplast stroma E. chloroplast inner membrane
As sunlight passes through water, only ________ wavelengths are able to penetrate into deeper water
Fill in the blank(s) with correct word
An organism that produces its own food by the process of photosynthesis is called:
A. Heterotroph B. Autotroph C. Herbivore D. Consumer