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Percentage of water left in the soil when a plant begins to wilt is known as

1. Wilting coefficient
2. pH value of soil
3. Field capacity
4. Water holding cpacity

Correct answer: Wilting coefficient

Solution

The percentage of water remaining in soil when a plant starts to wilt is called the wilting coefficient. It represents the minimum soil moisture level at which plants can no longer extract enough water to stay turgid.

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