Q. 404.5( 13 Votes )
What is a tropic movement? Explain with an example.
The movement of plant part in a particular direction in relation to the stimulus is called tropic movement. These directional or tropic movements can be either towards the stimulus, or away from it. For example; the movement of a plant shoot towards the light is called phototropism.
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Following are the two examples of plant movement.
(i) Which stimulus is common for movement in both the cases?
(ii) Does the movement take place towards the point where the stimulus is received? Mention separately for both plants.
(iii) Give one reason for the movement is each case.All In One Science
A plant in the laboratory is given an increased dose of a hormone, which promotes the development of seedless fruits. Identify the hormone and write its other two functions.All In One Science
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How does phototropism occur in a plant stem (or shoot)? Explain with the help of labelled diagrams.Lakhmir Singh & Manjit Kaur- Biology