What is transpiration ? Write its two advantages.
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Write the functions of blood. (Any two) Why does the blood appear red?
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helps in circulation. presence of haemoglobin
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- Transpiration occurs when plants release water vapor through stomata.
- This results in additional water pull up through the stem and circulated in the plant for use in photosynthesis.
- Transpiration is the evaporation of the water from plants.
Two Advantages of transpiration are:
- It helps the plant to keep cool during the hot day.
- It supports photosynthesis and encourages the exchange of gases by exchanging carbon dioxide and oxygen in the atmosphere.
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