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Author Question: The conditions of the deep oceanthe eternal darkness, the cold, hypersaline water, and the high ... (Read 159 times)

09madisonrousseau09

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The conditions of the deep oceanthe eternal darkness, the cold, hypersaline water, and the high
  pressurelimits the extent of deep-ocean floor communities Indicate whether the statement is true or false.



Question 2

What is the significance of the coral reefs of the Southern Line Islands?
  a. they represent the southernmost tropical reefs
  b. they are like coral reefs before the impact of humans
  c. they are highly impacted by humans
  d. they have few fish and no top predators




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Kjones0604

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Answer to Question 1

ANS: F
This was what scientist thought about the deep ocean floor prior to the 1980s. Researchers then began
to study the ocean bottoms, only to discover an average of 4,500 organisms per square meter.
Information can be found in the section Examples of Marine Communities



Answer to Question 2

ANS: B
Dr. Enric Sala shared his expedition experience to the Southern Line Islands which are a pristine area
of coral reefs in the South Pacific. He describes that humans are the most important factor in
determining the health of coral reefs and that top predators and healthy corals provide resilience. In
Insight from A National Geographic Explorer






 

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