Baja California is a relatively dry Mexican state but has begun to desalinate seawater for the eastern and driest part of the state. If you were one of the managers of an irrigation project using this water, what measures would you adopt?
What will be an ideal response?
According to the chapter, a manager would recommend low water consumption in farming by drip irrigation. The ideal would also include keeping the price for that water high so that people will be more careful with wastage.
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A secondary carnivore is indicated by
a. A. b. B. c. C. d. D. e. E.
Inside its beak an octopus has a rasping tongue that is used to tear apart food. Which gastropod structure is this analogous to?
A. Shell B. Nephridium C. Mantle D. Radula
All BUT which of these genotypes is a possible F1
gamete for a dihybrid cross between AA BB with aa bb? a. Aa b. Ab c. AB d. aB e. ab
Which of the following appears to play the least significant role in antifungal defenses in humans?
A. IgG antibodies B. Cell-mediated immunity C. Inflammatory response D. Phagocytosis