Plants Often Use Changes in Day Length (Photoperiod)to Trigger Events

question 25

Multiple Choice

Plants often use changes in day length (photoperiod) to trigger events such as dormancy and flowering. It is logical that plants have evolved this mechanism because photoperiod changes

• A) are more predictable than air temperature changes.
• B) alter the amount of energy available to the plant.
• C) are modified by soil temperature changes.
• D) can reset the biological clock.
• E) are correlated with moisture availability.

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Definitions:

Put

A financial derivative option that gives the holder the right, but not the obligation, to sell a security at a specified price within a specified time.

Black-Scholes Option

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The mathematical limit that compound interest can reach if it’s computed and added to the principal balance continuously, leading to exponential growth.

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