The region of soil in the immediate vicinity of the roots of plants is called the ________.
A. phyllosphere
B. plant crust
C. rhizosphere
D. microbivory
Answer: C
You might also like to view...
Individuals considered at greatest risk for contracting brucellosis are:
a. dairy farmers. b. fishermen. c. prison guards. d. those working with exotic birds.
A mutualistic association between a plant root and a fungus is known as a
a. sac fungus. b. lichen. c. mycorrhizal root. d. club fungus.
Since mice embryos with loss-of-function Hox mutations result in homeotic alterations, then introduction of such a mutation might cause __________
A) ribs on normally rib-less vertebrae B) pointed rather than rounded ears C) a change in fur coloration along the dorsal midline D) behavioral alterations causing limb shaking E) paralysis of hindlimbs but not forelimbs
Food is commonly refrigerated at temperatures 2° C to 7° C to slow the rate of spoilage by bacteria. Which of the following best explains why refrigeration at these temperatures slows the spoilage of food?
A. Bacteria that cause food spoilage are killed by these low temperatures. B. Bacteria that cause food spoilage multiply rapidly at these temperatures. C. The enzymes in bacteria that cause food spoilage are not active at these temperatures. D. The enzymes in bacteria that cause food spoilage are denatured at these temperatures.