This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What is the name for the pelagic community that lives in the upper limits of the permanent darkness ... (Read 87 times)

tfester

  • Hero Member
  • *****
  • Posts: 534
on: Aug 22, 2018

What is the name for the pelagic community that lives in the upper limits of the permanent darkness in
  the deep ocean?
  a. Climax community
  b. Rift community
  c. Deep scattering layer
  d. Benthic community



Question 2

What is a niche?
  a. An organism's physical location in a community
  b. The amount of different species in a community
  c. An organism's occupation in a community
  d. The number of populations in a community



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

snackralk

  • Sr. Member
  • ****
  • Posts: 363
Reply #1 on: Aug 22, 2018
Answer to Question 1

ANS: C
This community is named the deep scattering layer due to its tendency to reflect sound pulses which
make it appear like a false bottom to people above. The scattering layer itself is comprised of a dense
population of fish, squid, and other vertical migrators. Information can be found in the section
Examples of Marine Communities



Answer to Question 2

ANS: C
A niche includes the relationship to food and predators. It is what the organism is doing or its role in
the community. Information can be found in the section Communities Consist of Interacting
Producers, Consumers, and Decomposers



tfester

  • Member
  • Posts: 534
Reply 2 on: Aug 22, 2018
:D TYSM

hollysheppard095

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Rafflesia arnoldii, the world's biggest flower, lives as a parasite in Indonesian rain forests. Rafflesia arnoldii, the world's biggest flower, lives as a parasite in Indonesian rain forests.
Muscles of the right upper extremity upper view Muscles of the right upper extremity upper view
The upper intake manifold, often called a plenum, attaches to the lower intake manifold. The upper intake manifold, often called a plenum, attaches to the lower intake manifold.
Upper-Level Maps Upper-Level Maps
Growth Forecast from The Limits To Growth Growth Forecast from The Limits To Growth
The 1980 Mount Saint Helens eruption obliterated the community at the base of this Cascade volcano. The 1980 Mount Saint Helens eruption obliterated the community at the base of this Cascade volcano.
Video: Medullary osmotic gradient - influencing factors

For a complete list of videos, visit our video library