Question 16

(Multiple Choice)

     <span class=PlantABCGrowth Conditions14 hours of darkness14 hours of darkness,interrupted by 10 minutes of light during the fifth hour 14 hours of light, interrupted by 10 minutes of darkness during the fifth hourResult Flowersor no flowers)No flowersNo flowersFlowers\begin{array}{c} \begin{array}{|l|} \hline\\ \text {Plant}\\ \hline \text {A}\\ \hline \\ \\ \text {B}\\ \hline \\ \\ \text {C}\\ \hline \end{array} \begin{array}{lll} \hline \\ \text {Growth Conditions}\\ \hline \text {14 hours of darkness}\\ \hline \text {14 hours of darkness,}\\ \text {interrupted by 10 minutes of }\\ \text {light during the fifth hour }\\ \hline \text {14 hours of light, interrupted }\\ \text {by 10 minutes of darkness}\\ \text { during the fifth hour}\\ \hline \end{array} \begin{array}{|l|} \hline \text {Result Flowers}\\ \text {or no flowers)}\\ \hline \text {No flowers}\\ \hline\\ \\ \text {No flowers}\\ \hline \\ \\ \text {Flowers}\\ \hline \end{array} \end{array} Table 37.1 -Refer to the table above. Why did plant B fail to flower? A) Flowering was inhibited by the excess of far- red light. B) It sensed a nine- hour day. C) It sensed a nine- hour night. D) There was not enough blue- light exposure to trigger flowering." class="answers-bank-image d-block" loading="lazy" >
PlantABCGrowth Conditions14 hours of darkness14 hours of darkness,interrupted by 10 minutes of light during the fifth hour 14 hours of light, interrupted by 10 minutes of darkness during the fifth hourResult Flowersor no flowers)No flowersNo flowersFlowers\begin{array}{c}\begin{array}{|l|}\hline\\\text {Plant}\\ \hline \text {A}\\ \hline \\\\\text {B}\\ \hline \\\\\text {C}\\ \hline\end{array}\begin{array}{lll} \hline \\ \text {Growth Conditions}\\ \hline \text {14 hours of darkness}\\ \hline \text {14 hours of darkness,}\\ \text {interrupted by 10 minutes of }\\ \text {light during the fifth hour }\\ \hline \text {14 hours of light, interrupted }\\ \text {by 10 minutes of darkness}\\ \text { during the fifth hour}\\ \hline \end{array}\begin{array}{|l|} \hline \text {Result Flowers}\\ \text {or no flowers)}\\ \hline \text {No flowers}\\ \hline\\\\ \text {No flowers}\\ \hline \\\\\text {Flowers}\\ \hline \end{array}\end{array}
Table 37.1
-Refer to the table above. Why did plant B fail to flower?


A) Flowering was inhibited by the excess of far- red light.
B) It sensed a nine- hour day.
C) It sensed a nine- hour night.
D) There was not enough blue- light exposure to trigger flowering.

Answer