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प्रश्न
Study the diagram given below and answer the questions that follow:
- Name the phenomenon depicted by the shoot in the above diagram.
- Which plant hormone plays an important role in the above movement?
- Complete and rewrite the given statement by filling in the correct terms:
Shoots show positive ______ whereas, roots show positive ______.
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उत्तर
- Phototropism of plant.
- Auxin hormone.
- Shoots show positive phototropism whereas, roots show positive geotropism.
संबंधित प्रश्न
Apical dominance phenomenon is caused by
The tea plants are never allowed to grow lengthwise. This is done by cutting their apical buds, a process known as pruning. In this way, tea plants get a dense growth and easy yield. Answer the following question :
Name one plant hormone which inhibits the said phenomenon.
Answer the following question.
What are plant hormones? Name the plant hormones responsible for the following:
- Growth of stem
- Promotion of cell division
- Inhibition of growth
- Elongation of cells
Very Short Answer Question:
What is role of gibberellin in rosette plants?
A gardener wants to give bushy appearance to plants in our college campus.
- What should he do to achieve the same?
- Which property of phytohormones he must be aware of?
Which hormone induces parthenocarpy in tomatoes?
The active ingredient of Agent Orange is an egual mixture of two phenoxy herbicides ____________.
Flowering in pineapple is promoted by ____________.
Give one example of Parthenocarpy.
Differentiate between:
Stimulus and response
