Mention any three importances of atmosphere.

Explanation

**Step-by-Step Text Solution:**

1. **Importance of Air for Breathing**: The atmosphere contains air, which is essential for all aerobic organisms, including humans. The oxygen present in the air allows us to breathe, which is crucial for our survival.

2. **Cloud Formation**: The atmosphere contains moisture and dust particles that play a vital role in cloud formation. Clouds are important because they lead to precipitation, such as rain, which is necessary for agriculture and maintaining ecosystems.

3. **Protection from Harmful Radiation**: The atmosphere acts as a protective shield for the Earth. The ozone layer, which is part of the atmosphere, protects us from harmful ultraviolet (UV) rays emitted by the sun. This protection is essential for preventing skin cancer and other health issues.

...