The Leaves of Deciduous Trees Change Color in the Fall

question 4

Multiple Choice

The leaves of deciduous trees change color in the fall because _______.

• A) trees substitute other pigments-better adapted for cool fall temperatures-for chlorophyll at this time
• B) chloroplasts die in the fall and are replaced with other organelles using other pigments
• C) trees produce other pigments in addition to chlorophyll;as chlorophyll production is shut down,the other pigments can be seen
• D) All of the answers are correct.
• E) None of the answers are correct.

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Definitions:

Discount Rate

The rate utilized to calculate the present value of upcoming cash flows in a discounted cash flow analysis process.

Salvage Value

The estimated residual value of an asset after its useful life has ended and it can no longer be used for productive purposes.

Overhaul Costs

Expenditures related to major repairs or restoration of equipment or machinery to extend its useful life.

Discount Rate

In finance, a rate used to determine the present value of future cash flows or investments, reflecting the time value of money and risk.