Advertisements
Advertisements
प्रश्न
Name a hormone which is responsible for phototropism
उत्तर
Responsible for phototropism: Auxin
APPEARS IN
संबंधित प्रश्न
Give the scientific terms used to represent the Growing of roots towards the earth.
What does a tendril do in response to the touch of a support? What is this phenomenon known as?
Name the plant part which bends towards light but away from the force of gravity.
Plant shoot grows upward in response to ______.
Name five stimuli which act on plants. Name the type of tropism produced by each one of these stimuli.
There are three plants A, B and C. The flowers of plant A open their petals in bright light during the day but close them when it gets dark at night. On the other hand, the flowers of plant B open their petals at night but close them during the day when there is bright light. The leaves of plant C fold up and droop when touched with fingers or any other solid object.
- Name the phenomenon shown by the flowers of (i) plant A and (ii) plant B.
- Name one flower each which behaves like the flower of (i) plant A and (ii) plant B.
- Name the phenomenon exhibited by the leaves of plant C.
- Name a plant whose leaves behave like those of plant C.
- Which plant/plants exhibit the phenomenon based on growth movements?
How is movement in plants different from that in animals?
A student accidentally places her hand on the flame of the candle and quickly pulls her hand away. The flame represents:
The plant part which exhibits negative geotropism is ______.
Write the scientific terms used to represent.
Leaves fold up and droop in touch-me-not plant Mimosa pudica
