Select the incorrect statement about reproductive health :

Options

A. Nearly 45 to 50 million MTPs are performed in a year all over the world.
B. Sexually transmitted diseases (STDs) are also called venereal diseases (VD) .
C. The intra-cytoplasmic sperm injection , the technique involves in vitro fertilization.
D. Inability to conceive or produce children even after 9 months of unprotected sex is called sterility.

Answer

To solve the question about reproductive health and identify the incorrect statement, we will analyze each statement one by one.

### Step-by-Step Solution:

1. **Analyze the First Statement:**
- The first statement claims that "nearly 45 to 50 million MTPs are performed in a year all over the world."
- MTP stands for Medical Termination of Pregnancy, which is a recognized statistic.
- **Conclusion:** This statement is correct.

**Hint:** Check if the statistics provided align with known data on medical procedures.

2. **Analyze the Second Statement:**
- The second statement states that "sexually transmitted diseases are also called venereal diseases."
- This is a well-established fact in medical terminology.
- **Conclusion:** This statement is correct.

**Hint:** Recall the terminology used in the context of sexually transmitted infections.

3. **Analyze the Third Statement:**
- The third statement mentions "Intracytoplasmic sperm injection, the technique involved in vitro fertilization."
- This statement describes a specific assisted reproductive technology accurately.
- **Conclusion:** This statement is correct.

**Hint:** Understand the different techniques used in assisted reproductive technologies.

4. **Analyze the Fourth Statement:**
- The fourth statement claims that "inability to conceive or produce even after 9 months of unprotected sex is called sterility."
- This is incorrect because infertility is defined as the inability to conceive after 12 months of unprotected intercourse.
- **Conclusion:** This statement is incorrect.

**Hint:** Remember the definitions of infertility and sterility in reproductive health.

### Final Answer:
The incorrect statement about reproductive health is the fourth statement: "inability to conceive or produce even after 9 months of unprotected sex is called sterility."