Fill in the following blanks with suitable words:
The expelling of air rich in carbon dioxide from the body is called …………….

Answer

**Step-by-Step Solution:**

1. **Understand the Question**: The question asks for a term that describes the process of expelling air that is rich in carbon dioxide from the body.

2. **Identify Key Terms**: The key terms in the statement are "expelling," "air rich in carbon dioxide," and "from the body."

3. **Recall Related Concepts**: In the context of respiration, there are two main processes:
- **Inspiration (Inhalation)**: The intake of air (oxygen) into the lungs.
- **Expiration (Exhalation)**: The release of air (carbon dioxide) from the lungs.

4. **Focus on the Relevant Process**: Since the question specifically refers to the expelling of air that is rich in carbon dioxide, we need to identify the term that corresponds to this action.

5. **Conclude with the Correct Term**: The process of expelling air rich in carbon dioxide from the body is called **exhalation** (or **expiration**).

**Final Answer**: The expelling of air rich in carbon dioxide from the body is called **exhalation**.

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