The cuticle of a plant is primarily for
a. retention of water.
b. conduction of water.
c. absorption of carbon dioxide.
d. protection from strong sunlight.
e. mechanical support.
Answer: a
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The Coriolis effect results in the:a
rising of air at the equator. b. falling of air near the poles. c. deflection of moving air due to the rotation of Earth. d. altitudinal variations in temperature.
e. release of heat once radiation strikes the Earth’s surface..What is the term for a single main root that is adapted for storage and which typically grows downward and fairly deep?
a. a rhizome b. a tuber c. a taproot d. a fibrous root
Fats and oils are made of
A) one glycogen and two phospholipids. B) three glycerols and three fatty acids. C) three amino acids and one glycerol. D) three fatty acids and one glycerol. E) two fatty acids and one carboxyl acid.
Phylogenetic trees are used to:
a. construct hypotheses about common ancestors. b. construct hypotheses about how various species are related to each other. c. test hypotheses about the relationships between various species. d. All of the above.