A young farmer purchases some land in a relatively arid area and is interested in earning a reasonable profit for many years. Which of the following strategies would best allow the farmer to achieve such a goal?
A) establishing an extensive irrigation system
B) using plenty of the best fertilizers
C) finding a way to sell all parts of crop plants
D) selecting crops adapted to arid areas
D
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A catalase-negative, non–spore forming, and gram-positive rod that is not acid-fast could possibly belong to which group of bacteria?
a. Corynebacterium b. Bacillus c. Actinomyces d. Erysipelothrix
Which of the following differentiates marshes and swamps from bogs?
a. Marshes and swamps have no moving water. b. Bogs are devoid of plant life. c. Bogs have very little or no moving water. d. Marshes and swamps have more insect life than bogs.
Which part of a synovial joint secretes lubricating fluid?
a. synovial membrane b. articulating cartilage c. ligaments d. fibrous connective tissue e. visceral membrane
The total collection of alleles in a population at any one time makes up that population's ________
A) gene pool B) genotype C) heterozygote frequency D) allele frequency