Which of the following affects an individual’s water footprint?
A. water the lawn
B. how much electricity he or she uses
C. water used to irrigate crops that he or she uses
D. all of the above
Answer: D. all of the above
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Answer the following statements true (T) or false (F)
1. Humans exert top-down pressures on white-tail deer. 2. Using insects from the original homeland to control invasive weeds is a form of biological control. 3. Resource partitioning enables similar species to coexist in a community. 4. Secondary metabolites can become essential feeding stimulants for some herbivores.
Which two organisms should be used to determine the validity of the nitrate reduction test?
a. Ochrobactrum and Alcaligenes b. Psychrobacter and Rhizobium c. CDC group Ic and CDC group O-3 d. CDC group OFBA-1c and Shewanella
Which of the following is NOT involved in the lightdependent
reactions? a. ATP b. thylakoids c. chlorophyll d. stroma e. water
Which statement about the inflammatory response is false?
a. Bradykinin causes increased capillary permeability. b. Type I interferons and neutrophils secrete histamine. c. Increased blood flow to infected areas brings more phagocytic cells. d. Swelling results from an increase in the volume of interstitial fluid in the infected area. e. Edema and certain enzymes in the plasma cause the pain associated with inflammation.