Number of fertilized eggs in ootheca of Cockroach is

Options

A. 16 pairs in two rows
B. 16 in two rows
C. 10 in one row
D. 8 in two rows

Answer

To solve the question regarding the number of fertilized eggs in the ootheca of a cockroach, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Ootheca**:
- The ootheca is the egg case produced by female cockroaches, where fertilized eggs are stored.

2. **Number of Eggs in Ootheca**:
- It is known that a single ootheca can contain between 14 to 16 fertilized eggs.

3. **Arrangement of Eggs**:
- The eggs are arranged in two rows within the ootheca. This means that if there are 16 eggs total, they are organized in such a way that there are 8 eggs in each row.

4. **Analyzing Options**:
- Given the options:
- 16 pairs in 2 rows (which would imply 32 eggs)
- 16 in 2 rows (which also implies 32 eggs)
- 10 in 1 row (which implies 20 eggs)
- 8 in 2 rows (which implies 16 eggs)

5. **Identifying the Correct Answer**:
- Since we established that there are 16 eggs in total, arranged in 2 rows of 8 eggs each, the correct answer is **8 in 2 rows**.

### Final Answer:
The number of fertilized eggs in the ootheca of a cockroach is **16 eggs**, arranged as **8 eggs in 2 rows**.

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