Which group of organisms is responsible for primary production in a freshwater lake?
A. Phytoplankton
B. Photosynthetic bacteria
C. Moss
D. Submerged plants
E. Aquatic grasses
Answer: A
Biology & Microbiology
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Which of the following substances is
hydrophobic?
a. canola oil b. sodium chloride c. sugar d. water e. the potassium ion
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A dangerous form of food poisoning is caused
by a. Clostridium botulinum. b. Clostridium tetani. c. Bacillus anthracis. d. Heliobacter pylori. e. Thermus aquaticus.
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Organisms that make their own organic compounds from inorganic substances are called
A. animals. B. animorphs. C. heterotrophs. D. autotrophs.
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Fermentation is essentially glycolysis plus an extra step in which pyruvate is reduced to form lactate or alcohol and carbon dioxide. This last step __________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology