Here are the answers to the statements:
1. There is only one normal distribution. - **F**
2. There is only one standard normal distribution. - **T**
3. Standard normal distribution has mean 0 and standard deviation 1. - **T**
4. Density function of every normal distribution is bell shaped. - **T**
5. Each normal distribution is characterized by its mean and standard deviation. - **T**
6. Density function of every normal distribution is symmetric about the mean. - **T**
7. Density function of every normal distribution is symmetric about the variance. - **F**