1. A source from which organisms generally take elements is called a/an
A. exchange pool.
B. food web.
C. biotic community.
2. The process of chemical cycling is known as a biogeochemical cycle because it
A. takes place over a long period of time.
B. involves both living and nonliving components.
C. absorbs the chemical involved from the sediment.
D. withdraws the chemical from the atmosphere as a gas.
3. Which of the following factors will have a greater impact on a population as the density of that population increases?
B. Natural disaster
1. The nitrogen utilized by most plants is derived from
B. decayed organic matter.
C. nitrogen gas.
D. the atmosphere.
2. Which one of the following interspecies relationships has a negative effect on both species?
3. If the birthrate is 10 per 1,000 and the death rate is 10 per 1,000, then the growth rate is
1. Which of the following doesn’t describe an MDC?
A. It’s highly industrialized.
B. Its age structure diagram resembles a pyramid.
C. It has undergone the demographic transition.
D. It generally experiences replacement reproduction.
2. Which one of the following phrases describes many countries within Asia and Africa?
A. MDCs experiencing slow population growth
B. MDCs experiencing rapid population growth
C. LDCs experiencing slow population growth
D. LDCs experiencing rapid population growth
3. Which one of the following conditions is an example of resource partitioning?
A. Two species of squirrels—one that eats acorns from the branches and one that eats acorns that have fallen to the ground
B. Two species of birds that eat fruit from the same tree
C. Two species of mice—one that eats seeds and the other that eats insects
D. A species of butterfly and a species of bee that pollinate the same flower
1. Which of the following examples of an ecological study involves the ecosystem level of organization?
A. The effects of competition on survival
B. The effects of an invasive plant species on bird nesting sites
C. The effects of human activities on biogeochemical cycling
D. The effects of a disease on population size
2. Modern fishing practices threaten biodiversity mainly through the
A. accidental capture of unwanted species.
B. physical destruction of marine habitats.
C. removal of community food supplies.
D. chemical poisoning of the water.
3. Which one of the following pollutants is responsible for the increase in skin cancer?
A. Chlorine monoxide from automobiles
C. Polychlorinated hydrocarbons
D. Nitric oxide
1. (TCO 1) Pizza A had earnings after taxes of $390,000 in the year 2008 and 300,000 shares outstanding. In year 2009, earnings after taxes increased by 20 percent to $468,000 and 25,000 new shares were issued for a total of 325,000 shares. What is the EPS figure for 2008? (Points : 3)
2. (TCO 1) The income statement reflects: (Points : 3)
income and expenses at the time when those items affect the cash flows of a firm.
income and expenses in accordance with GAAP.
the cash flows in accordance with GAAP.
the flow of cash into and out of a firm during a stated period of time.
the flow of cash into and out of a firm as of a particular date.
3. (TCO 1) Print Imaging has EBIT of $150,000, interest of $30,000, taxes of $50,000, and depreciation of $50,000. What is the company’s operating cash flow? (Points : 3)