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What Are the Different Types of Tropisms? Define Each Type of Tropism. Write the Name of Stimulus in Each Case - CBSE Class 10 - Science

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Question

What are the different types of tropisms? Define each type of tropism. Write the name of stimulus in each case

Solution

The different types of tropisms are:
  (i) Phototropism: The movement of plant parts in response to light is known as phototropism. The stimulus is light.
  (ii) Geotropism: The movement of plant parts in response to gravity is known as geotropism. The stimulus is gravity.
  (iii) Hydrotropism: The movement of plant parts in response to water is known as hydrotropism. The stimulus is water.
(iv) Chemotropism: The movement of plant parts in response to chemicals is known as chemotropism. The stimulus is chemicals.
(v) Thigmotropism: The movement of plant parts in response to touch is known as thigmotropism. The stimulus is touch.

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APPEARS IN

 Lakhmir Singh Solution for Biology for Class 10 (2018 to Current)
Chapter 2: Control and Coordination
Q: 33.2 | Page no. 94
Solution What Are the Different Types of Tropisms? Define Each Type of Tropism. Write the Name of Stimulus in Each Case Concept: Tropic Movements in Plants.
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