Author Question: Folding and deformation of organic material will produce ________ coal. A) anthracite B) ... (Read 153 times)

sammy

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Folding and deformation of organic material will produce ________ coal.
 
  A) anthracite
  B) bituminous
  C) lignite
  D) peat

Question 2

Which of the following parts of the carbon cycles shows the most active movement of carbon between spheres?
 
  A) Atmosphere and biosphere
  B) Cryosphere and biosphere
  C) Atmosphere and hydrosphere
  D) Hydrosphere and atmosphere



briezy

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Answer to Question 1

Answer: A

Answer to Question 2

Answer: A



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