At a time a female Anopheles lays eggs singly in water, which are approximately

Options

A. 40-100 eggs
B. 150-300 eggs
C. 100-200 eggs
D. more than 1000 eggs

Answer

To answer the question regarding how many eggs a female Anopheles lays at a time, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Life Cycle of Anopheles Mosquito**:
- The Anopheles mosquito undergoes four stages in its life cycle: egg, larva, pupa, and adult (imago).
- The first three stages (egg, larva, and pupa) are aquatic.

2. **Egg Laying Behavior**:
- Female Anopheles mosquitoes lay their eggs singly in water, which is a characteristic behavior of this species.

3. **Number of Eggs Laid**:
- It is important to note that the female Anopheles can lay a significant number of eggs over her lifetime.
- The question provides multiple-choice options: 4200 eggs, 150-300 eggs, 100-200 eggs, and more than 1000 eggs.

4. **Correct Answer Identification**:
- Based on the information provided, the female Anopheles lays approximately **4200 eggs** in total, but these are laid singly, meaning she lays one egg at a time.
- Therefore, the correct answer to the question is **4200 eggs**.

### Final Answer:
The female Anopheles lays approximately **4200 eggs** singly in water.

---