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प्रश्न
Name the plant organ which is negatively geotropic.
उत्तर
Stem
APPEARS IN
संबंधित प्रश्न
How is the movement of leaves of the sensitive plant different from the movement of a shoot towards light?
What is the stimulus in phototropism?
Name the plant part which bends in the direction of gravity but away from light.
Name five stimuli which act on plants. Name the type of tropism produced by each one of these stimuli.
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
Answer the following question.
What is tropism?
A student accidentally places her hand on the flame of the candle and quickly pulls her hand away. The flame represents:
______ flowers bloom as the temperature increases.
Define the following term:
Clinostat
Study the diagrams given below and answer the following questions:
- Name the structures shown as X and Y in the figures (A) and (B), respectively.
- Write the functions performed by the structures X and Y.
- Name the phenomenon depicted and define it.
- How do the structures X and Y differ from each other?
- Give examples of the plants which show the said phenomenon.
