« previous next »

Author Question: Trophic efficiency is A) the ratio of net secondary production to assimilation o (Read 675 times)

penza

  • Hero Member
  • *****
  • Posts: 1,022
on: Oct 27, 2013
Trophic efficiency is
A) the ratio of net secondary production to assimilation of primary production.
B) the percentage of production transferred from one trophic level to the next.
C) a measure of how nutrients are cycled from one trophic level to the next.
D) usually greater than production efficiencies.
E) about 90% in most ecosystems.


plus1

  • Hero Member
  • *****
  • Posts: 676
Reply #1 on: Nov 3, 2013
I recall doing this last year, it's B, bye bye!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

penza

  • Hero Member
  • *****
  • Posts: 1,022
Reply #2 on: Aug 17, 2014
Thanks for assisting, your answer was right!


« previous next »
 

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?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

An overview of the process of primary and secondary growth in a woody stem. An overview of the process of primary and secondary growth in a woody stem.
When checking a waste spark-type ignition system, check that the secondary wires are attached to the ... When checking a waste spark-type ignition system, check that the secondary wires are attached to the ...
Production-scale tangential flow filtration system. Production-scale tangential flow filtration system.
Global Coffee Production Global Coffee Production
Products like Beano contain enzymes that help reduce the production of gas in the large intestine Products like Beano contain enzymes that help reduce the production of gas in the large intestine
Vitamin C contributes to healthy, glowing skin by facilitating the production of collagen Vitamin C contributes to healthy, glowing skin by facilitating the production of collagen
Video: Burn Animation

For a complete list of videos, visit our video library