Question

what is meant by trophic movement? explain its type with example.​

Answer 1

Answer:

tropic movement is a type of plant movement in which it is moved towards stimuli it can be to the direction of stimuli or away from stimuli. its types are. 1)phototropism-movement towards light. eg. sunflower.

Explanation:

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Answer 2

Answer:

Trophic movement is a unidirectional movement of a whole or part of a plant towards the direction of stimuli.

Types of Tropism:

Based on the nature of stimuli, Tropism can be classified as follows.

• Phototropism : Movement of a plant part towards light. e.g: shoot of the plant.
• Geotropism: Movement of a plant in response to gravity. e.g: root of a plant
• Hydrotropism: Movement of a plant or part of a plant towards water.e.g: root of a plant.
• Thigmotropism: Movement of a plant part due to touch. e.g: climbing vines.
• Chemotropism: Movement of a part of plant in response to chemicals.e.g: growth of a pollen tube in response to sugar present on the stigma.