Directional movements are (a) Always towards the stimulus.(b) Also called tropic movements.Select the correct option.Only one correct answerA.Only (a) is trueB.Only (b) is trueC.Both (a) and (b) are trueD.Both (a) and (b) are false
Question
Directional movements are (a) Always towards the stimulus.(b) Also called tropic movements.Select the correct option.Only one correct answerA.Only (a) is trueB.Only (b) is trueC.Both (a) and (b) are trueD.Both (a) and (b) are false
Solution
The correct answer is B. Only (b) is true. Directional movements are indeed also called tropic movements. However, they are not always towards the stimulus. They can also be away from the stimulus. For example, negative phototropism is a growth away from light, while positive phototropism is a growth towards light.
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