In Cockroach, gizzard is ….......... Organ and …......... Occur inside it.

Options

A. Glandular, six dentine teeth
B. Muscular, six chitinous teeth
C. Muscular, four chitinous teeth
D. Glandular, six chitinous teeth

Answer

To answer the question "In Cockroach, gizzard is ….......... Organ and …......... Occur inside it," we will analyze the structure and function of the gizzard in the cockroach.

### Step-by-Step Solution:

1. **Identify the Organ**:
- The gizzard in cockroaches is a part of the digestive system. It is responsible for grinding food, which is essential for digestion.

2. **Determine the Type of Organ**:
- The gizzard is primarily a **muscular organ**. This muscular structure allows it to contract and grind the food effectively.

3. **Identify What Occurs Inside the Gizzard**:
- Inside the gizzard, there are structures that help in the grinding process. In cockroaches, these are known as **chitinous teeth**. Specifically, there are six chitinous plates that function like teeth.

4. **Combine the Information**:
- Therefore, we can conclude that the gizzard is a **muscular organ** and it contains **six chitinous teeth** inside it.

5. **Final Answer**:
- In Cockroach, gizzard is a **muscular organ** and **six chitinous teeth** occur inside it.