This topic contains a solution. Click here to go to the answer

Author Question: The conditions of the deep oceanthe eternal darkness, the cold, hypersaline water, and the high ... (Read 68 times)

09madisonrousseau09

  • Hero Member
  • *****
  • Posts: 559

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




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Kjones0604

  • Sr. Member
  • ****
  • Posts: 327
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






 

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

For a complete list of videos, visit our video library