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Author Question: The most powerful biotic agent on Earth, influencing all ecosystems on a planetary scale is A) ... (Read 94 times)

newbem

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on: Jul 13, 2018
The most powerful biotic agent on Earth, influencing all ecosystems on a planetary scale is
 
  A) autotrophs.
  B) tertiary consumers.
  C) detritivores.
  D) humans.
  E) the sun.

Question 2

Suppose a pan of water exposed to the process of evaporation. If water remains in the pan, then which of the following is true?
 
  A) Actual evapotranspiration = potential evapotranspiration.
  B) The moisture supply is not enough to meet evaporation demands.
  C) The atmosphere is saturated and cannot evaporate any more water.
  D) Potential evapotranspiration exceeds actual evapotranspiration.
  E) Actual evapotranspiration is greater than potential evapotranspiration.


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shayla

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Reply #1 on: Jul 13, 2018
Answer to Question 1

D

Answer to Question 2

A


newbem

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Reply 2 on: Jul 13, 2018
Wow, this really help

nguyenhoanhat

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

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