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Question

Design an experiment to demonstrate hydrotropism.


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Solution

Hydrotropism:

1. Hydrotropic movements refer to a plant's movement or growth in response to a water stimulus, while hydrotropism refers to the analogous response to a water stimulus.

2. Roots migrate and grow towards the water in this type of movement, displaying a positive hydrotropic response.

3. The process of root growth or migration towards a water source is known as hydrotropism.

Experiment to prove hydrotropism:

Procedure

  1. 1 and 2 beakers are taken.
  2. Beaker 1 is filled with moist soil, which is used to sow the seeds.
  3. In one part of beaker 2, dry soil is added, while in another section, moist soil is added, and the seeds are sown
  4. Place a tiny beaker of water next to it as well.
  5. Keep it for a while to allow the plants to flourish

Result:

  1. It was discovered that in Beaker 1, plants will grow normally and roots will be straight due to the presence of moist soil.
  2. The presence of the water beaker next to the plant in beaker 2 causes the plant to grow towards the water, as illustrated in the above illustration.

Conclusion:

  1. As the roots bend towards the porous pot of water, it proves that the plant exhibits hydrotropism.
  2. Hydrotropism is a type of plant growth response in which the direction of growth is regulated by a water concentration gradient stimulus.

Diagram:


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