Q22 of 231 Page 93

What does a plant root do in response to water? What is this phenomenon known as?

The roots of a plant grow towards the water. This phenomenon is known as hydrotropism.


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What does a Mimosa pudica plant do in response to touch? What is this phenomenon known as?

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What happens to the dandelion flower (i) during daytime and (ii) at night? What is this phenomenon known as?

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What happens to the moonflower (i) during daytime, and (ii) at night? What is this phenomenon known as?

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What is a tendril? Name the two types of tendrils. What does a tendril do in response to the touch of a support? What is this phenomenon known as?