How are the different life processes carried out in unicellular and multicellular organisms ?

Explanation

### Step-by-Step Solution:

1. **Understanding Unicellular Organisms**:
- Unicellular organisms consist of a single cell. This single cell is responsible for carrying out all necessary life processes such as respiration, digestion, reproduction, and excretion.
- Examples of unicellular organisms include bacteria, amoeba, and paramecium.

2. **Life Processes in Unicellular Organisms**:
- Since there is only one cell, it performs all functions:
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