Why is transpiration important for plants ?

Explanation

**Step-by-Step Solution:**

1. **Definition of Transpiration:**
- Transpiration is the process through which plants lose water in the form of water vapor from their leaves. This process is essential for various physiological functions in plants.

2. **Creation of Transpirational Pull:**
- When water evaporates from the leaves, it creates a negative pressure or tension within the plant. This phenomenon is known as transpirational pull. It helps in drawing more water up from the roots through the xylem vessels, ensuring that the plant remains hydrated.

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