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प्रश्न
How does phototropism occur in a plant stem (or shoot)? Explain with the help of labelled diagrams.
उत्तर
The stems of plants grow towards sunlight showing positive phototropism.
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संबंधित प्रश्न
Name the two types of tendrils.
Define chemotropism.
What is the difference between photonasty and thigmonasty?
Tendrils wind around a support in response to ______.
Name the plant organ which is positively geotropic
Which of the following terms denotes the movement of the root of a plant towards moisture in the soil?
(a) thigmotropism
(b) chemotropism
(c) hydrotropism
(d) geotropism
Roots of plants are:
When the leaves of a sensitive plant are touched with a finger, they fold up, and when the light fades at dusk the petals of a sunflower. These two plants show ______ and ______ movements.
Plants exchange gases ______ continuously through these stomata.
Growth of root towards water is ______.
