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

Author Question: Under aerobic conditions, the carbon in decaying vegetation in a lake ends up primarily as A) ... (Read 51 times)

panfilo

  • Hero Member
  • *****
  • Posts: 572
on: Aug 27, 2018
Under aerobic conditions, the carbon in decaying vegetation in a lake ends up primarily as
 
  A) methane, CH4.
  B) cyanide, CN-.
  C) carbon monoxide, CO.
  D) carbon dioxide, CO2.

Question 2

An early source of phosphorus for agriculture was
 
  A) urea.
  B) bird droppings.
  C) superphosphate.
  D) all of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lorealeza

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

B


panfilo

  • Member
  • Posts: 572
Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

ecabral0

  • Member
  • Posts: 310
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

An individual's performance can be limited by environmental conditions, such as temperature. Ac An individual's performance can be limited by environmental conditions, such as temperature. Ac
General differences in food webs and carbon flow among terrestrial and aquatic ecosystems (adapted f General differences in food webs and carbon flow among terrestrial and aquatic ecosystems (adapted f
Interventions for Selected Co-Occurring Conditions Interventions for Selected Co-Occurring Conditions
Variable Gases: Carbon Dioxide Variable Gases: Carbon Dioxide
Impact of zebra mussels on members of a Great Lake nearshore Impact of zebra mussels on members of a Great Lake nearshore
Functional Groups of Carbon Functional Groups of Carbon
Video: Conjunctivitis

For a complete list of videos, visit our video library