How is the exoskeleton of cockroach useful to it?

Explanation

### Step-by-Step Solution:

1. **Definition of Exoskeleton**: The exoskeleton is the hard outer covering found on the upper side of a cockroach's body. It serves as a protective layer.

2. **Protection of Internal Organs**: One of the primary functions of the exoskeleton is to protect the internal soft organs of the cockroach. This prevents injuries from external factors.

3. **Support Structure**: The exoskeleton acts as a support structure for the cockroach's body. It gives shape and stability to the organism.

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