Sumich Marine Biology, 8E: Study Quizzes

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Introduction to the Biology of Marine Life, Eighth Edition, James L. Sumich and John F. Morrissey

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Study Quizzes

Please read each question and select your answer from the choices provided. You must complete all of the questions in order to view your results. At the end of each exam, you have the option to e-mail your results to your instructor.

1: The most common type of estuary in British Columbia, southeastern Alaska, Norway, and southern Chile is:
	A: coastal plain estuaries
	B: fjords
	C: bar-built estuaries
	D: tectonic estuaries

2: Which of the following is not a factor in moving sand into the mouth of an estuary?
	A: storms
	B: nearshore currents
	C: foraminiferan oozes
	D: runoff

3: Plants that dominate salt marshes are:
	A: mangroves
	B: halophytes
	C: kelp
	D: stenophytes

4: A __________ is part of an estuary where water is always present.
	A: mudflat
	B: channel
	C: salt marsh
	D: mangrove

5: An example of a particle consumer in an estuary is:
	A: bivalve
	B: worm
	C: zooplankton
	D: all of the above

6: Mudflats are lower in elevation than wetlands.
	A: TRUE
	B: FALSE

7: Over 75% of the estuaries in the U.S. have been altered due to human activities.
	A: TRUE
	B: FALSE

8: Benthic diatoms are important primary producers in mudflat habitats.
	A: TRUE
	B: FALSE

9: More than one third of the population in the United States lives near estuaries.
	A: TRUE
	B: FALSE

10: Oysters will close their shells when subjected to osmotic stress.
	A: TRUE
	B: FALSE

11: Ocean waters especially affected by human pollution are:
	A: pelagic waters
	B: neritic waters
	C: open ocean waters
	D: deep waters

12: DDT accumulates in:
	A: fatty tissues
	B: nervous tissues
	C: digestive tracts
	D: muscle tissues

13: Oysters and clams are harmed by at least what concentration of tributyltin?
	A: several parts per thousand
	B: several parts per million
	C: several parts per billion
	D: several parts per trillion

14: Agriculture runoff may be very high in nutrients which can be detrimental to marine organisms.
	A: TRUE
	B: FALSE

Optional: Enter your name and your instructor's E-mail address to have your results E-mailed to him or her.
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