Name the causative organism, transmission and symptoms of pneumonia.

Explanation

### Step-by-Step Solution:

1. **Causative Organisms of Pneumonia**:
- Pneumonia can be caused by various pathogens, primarily bacteria and viruses.
- The most common bacteria responsible for pneumonia include:
- **Streptococcus pneumoniae**
- **Haemophilus influenzae**
- **Mycoplasma pneumoniae**
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