Q20 / 160 · JIPMER 2006 · Botany

Transpiration would be lowest when :

  • A
    wind velocity is high
  • B
    enough water is in the soil
  • Correct answer
    C
    atmospheric RH is high
  • D
    high temperature and light

Solution

When atmospheric RH is high, the temperature of atmosphere will be low. This will reduce the rate of evaporation and also reduces the rate of transpiration.

Hence, the correct answer is option: 'C'.

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