Which term refers to the concentration of salts in soil?
a. salinization
b. desertification
c. erosion
d. deforestation
e. overexploitation
ANSWER: a
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Indicate whether this statement is true or false.
Transduction was discovered in 1952 by this Nobel Prize winner
a. Francois Jacob b. Elie L. Wollman c. Gregor Mendel d. Joshua Lederberg e. Fred Griffith
A grassland biome
A. consists of mostly coniferous trees. B. has nutrient-rich soil. C. has a long growing season. D. is warm and dry. E. consists of moss and lichen.
Two solutions with similar solute concentrations are separated by a membrane that only water can pass through. One solution (B) Is of greater volume than the other (A). What will happen next?
a) The pressure gradient will drive water A, which will cause the solute concentration of B to increase b) Water will pass to B, increasing its volume. c) Any water that passes to A will create a tension on B, pulling the water back