The average automobile is only about ________ % efficient at moving itself down the road
A) 62 B) 14 C) 85 D) 27 E) 6.5
Answer: B
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Respiratory illnesses in developing countries are most likely to be caused by
A. formaldehyde. B. cigarette smoke. C. suspended particulate matter. D. asbestos. E. ozone.
Segregation can occur through congregation, discrimination, or both
Indicate whether this statement is true or false.
Which of the following is not true with regards to the concept of niches?
a. A niche is the place where an organism lives. b. A niche is the general method by which an organism attains its energy. c. A species that is able to survive in a great range of environmental conditions and utilize a wide variety of food resources is a generalist species. d. The giant panda feeds almost exclusively on various types of bamboo. This being the case, these organisms are said to have a narrow specialized niche. e. In a rapidly-changing environment it is a great benefit to have a wide niche.
Which wavelengths are most inefficiently transmitted through the atmosphere?
A) Long B) Visible blue C) Short D) Solar radiation E) Radiation with 0.5-micrometer wavelengths