Give another name for upper lip and lower lip of cockroach.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Mouth Parts of Cockroach**: The cockroach has specialized mouthparts adapted for its feeding habits, which primarily involve biting and chewing.

2. **Identifying the Upper Lip**: The upper lip of the cockroach is referred to as the **Labrum**. This structure plays a crucial role in the feeding process.

3. **Identifying the Lower Lip**: The lower lip of the cockroach is known as the **Labium**. Like the labrum, the labium also assists in the biting and chewing actions.

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