Question

Q 4 Transpiration rate depends upon :

1 point

Leaf surface area

Water content

Temperature

All of these

Other:
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Answer 1

Answer:

Explanation:

External factors affecting the rate of transpiration are: atmospheric humidity, temperature, light, wind velocity, atmospheric pressure and available soil water. Some internal factors also affect rate of transpiration e.g., leaf area, leaf structure and age of plants. Chlorophyll content of leaves does not directly affect rate of transpiration.