Countershaded fish usually have a dark back and a light undersurface.
Answer the following statement true (T) or false (F)
True
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How is the annual mean temperature calculated?
A) It is the average of the warmest and the coldest temperatures recorded during that year. B) It is the average of the warmest and the coldest monthly mean temperatures. C) It is the average of all the daily mean temperatures for the year. D) It is the average of all 12 monthly mean temperatures.
Which of the following observations was troublesome to 19th century chemists?
A) Benzene contains more hydrogen atoms than expected. B) Benzene does not undergo combustion. C) Benzene does not react similarly to alkenes. D) Benzene reacts similarly to alkenes.
What is the relationship between air pollution and condensation?
A. Increasing pollution decreases condensation in the atmosphere. B. Increasing air pollution has no effect on condensation. C. Increasing pollution increases condensation in the atmosphere.
Which of the following is not a characteristic of the midlatitude desert climate type?
A) Colder than its tropical counterpart B) Far removed from oceanic moisture C) Blocked from oceanic moisture by mountains D) Found in Asia, North America, and South America E) A winter maximum of precipitation