Suppose a Forest Is Cut Down and Replaced with Cornfields

question 23

Multiple Choice

Suppose a forest is cut down and replaced with cornfields.How would evapotranspiration rates be likely to change in this situation, if at all?

• A) Rates would not change, because corn also carries out evapotranspiration.
• B) Rates would increase, because corn is much more productive than trees.
• C) Rates would increase, because replanting corn every year increases evapotranspiration.
• D) Rates would decrease, because only trees, not herbaceous plants, can undergo evapotranspiration.
• E) Rates would decrease, because the corn surface area undergoing evapotranspiration is much smaller than the tree surface area.

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Definitions:

Step-Variable Cost

A cost that remains fixed for a certain level of production or activity, but jumps to a higher amount once a certain threshold is exceeded.

Helpline

A service providing information and support to people in need, typically available via telephone or the internet.

Volume

Refers to the quantity of an item produced or sold over a specific period of time.

Calls

A financial instrument giving the holder the right, but not the obligation, to buy an asset at a specified price within a specific period.