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Author Question: Which one of the following produces the least air pollution? A) An automobile burning hydrogen as ... (Read 187 times)

809779

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on: Jul 16, 2018
Which one of the following produces the least air pollution?
 
  A) An automobile burning hydrogen as a fuel
  B) An automobile powered by a hydrogen fuel cell
  C) A Toyota Prius hybrid vehicle
  D) A car powered by natural gas

Question 2

In a deep-water marine food web that includes large populations of phytoplankton, zooplankton, and many species of carnivorous fish, what would happen if the populations of all species of phytoplankton decreased suddenly by 80 and stayed low for
 
  several years? A) The fish and zooplankton populations would decrease.
  B) The zooplankton populations would decrease but not the fish populations.
  C) The zooplankton populations would increase but not the fish populations.
  D) The fish and zooplankton populations would increase.


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janeli1

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Reply #1 on: Jul 16, 2018
Answer to Question 1

B

Answer to Question 2

A


809779

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Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)

Liddy

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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