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प्रश्न
The shoot system grows upward in response to ______.
उत्तर
The shoot system grows upward in response to negative geotropism.
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संबंधित प्रश्न
Give the scientific terms used to represent the Growth of a pollen tube towards ovule.
Plant parts show two types of movements, one dependent on growth and other independent of growth Give one example which depends on growth
Plant parts show two types of movements, one dependent on growth and other independent of growth. Give one example which does not depend on growth
Distinguish between tropic movements and nastic movements in plants. Give examples to illustrate your answer.
Name one plant part which exhibits positive thigmotropism.
P, Q, R and S are four major types of phytohormones. P is a phytohormone which functions mainly as a growth inhibitor. It promotes the wilting and falling of leaves. Q, R and S are phytohormones which all promote growth of plants in various ways. Q is responsible for the phenomenon of phototropism in plants. R is involved mainly in shoot extensions. The phytohormone S helps in breaking the dormancy of seeds and buds. What are P, Q, R and S? Give one reason each for your choice.
Thigmonasty can be seen in ______.
What is the other name for thigmonasty?
List two differences between the movement of leaves of a sensitive plant and the movement of a shoot towards light.
Name the phenomenon occurring in plants which are under the control of gravity, water and chemicals with one example each that shows the movement involved.
