« previous next »

Author Question: Which two elements make up more than 90% of the dry weight of plants? A) carbon (Read 723 times)

Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
on: Aug 13, 2013
Which two elements make up more than 90% of the dry weight of plants?
A) carbon and nitrogen
B) oxygen and hydrogen
C) nitrogen and oxygen
D) oxygen and carbon
E) carbon and potassium


clippers!

  • Hero Member
  • *****
  • Posts: 828
Reply #1 on: Aug 26, 2013
I know it's D,

Have a wonderful day :)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
Reply #2 on: Jun 23, 2014
Thank you ;D You're the best.


« previous next »
 

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Carnivorous plants Carnivorous plants
The rate of evolution in short­ and long­lived plants The rate of evolution in short­ and long­lived plants
Plants Plants
Plants Plants
The Canadian ballot is considerably simpler than the American ballot. Note there is nothing like a c The Canadian ballot is considerably simpler than the American ballot. Note there is nothing like a c
Breeding garden pea plants (Pisum sativum), which can self-fertilize or cross-fertilize. Breeding garden pea plants (Pisum sativum), which can self-fertilize or cross-fertilize.
Video: Acids and bases - definition

For a complete list of videos, visit our video library