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How do leaves help a plant grow?

Leaves are like the plant's food factories! Here's how they help a plant grow:

1. Photosynthesis:

* Sunlight: Leaves capture sunlight using a green pigment called chlorophyll.

* Carbon Dioxide: They take in carbon dioxide from the air through tiny holes called stomata.

* Water: Water is absorbed from the roots and transported to the leaves.

* Food: Leaves use sunlight, carbon dioxide, and water to create sugar (glucose) through photosynthesis. This sugar is the plant's food, providing it with energy to grow.

2. Respiration:

* Oxygen: Leaves release oxygen as a byproduct of photosynthesis.

* Energy: At night, leaves use some of the stored sugar to produce energy for their own functions.

3. Water Regulation:

* Transpiration: Leaves release excess water vapor through their stomata, helping regulate the plant's water content.

4. Protection:

* Waxy coating: Some leaves have a waxy coating that helps protect them from pests and diseases.

* Thorns: Some plants have evolved sharp thorns on their leaves to deter animals from eating them.

In short, leaves are essential for a plant's survival and growth by:

* Making food through photosynthesis

* Regulating water

* Providing protection

Think of leaves as the plant's solar panels, their lungs, and their skin all rolled into one!

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