Gestation period of Rat is

Options

A. (a) 5 weeks
B. (b) 4 weeks
C. (c) 3 weeks
D. (d) 2 weeks

Answer

### Step-by-Step Solution:

1. **Understanding Gestation Period**:
- The gestation period refers to the time taken for an embryo to develop into a fully formed organism. This period starts from conception and ends with the birth of the offspring.

2. **Gestation Period in Different Species**:
- Different species have varying gestation periods. For example, humans have a gestation period of approximately 9 months.

3. **Gestation Period of Rats**:
- In the case of rats, the gestation period is significantly shorter than that of humans.

4. **Specific Duration for Rats**:
- The gestation period for rats is about 3 weeks (approximately 21 days). This is the time it takes for a female rat to develop her embryos into mature offspring ready for birth.

5. **Conclusion**:
- Therefore, the gestation period of a rat is 3 weeks.

### Final Answer:
The gestation period of a rat is **3 weeks**.

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