True or False. If False, give the correct statement:
1. Blood is produced in the bone marrow.
2. All the waste products of the body are excreted through the circulatory system.
3. The other name of food pipe is alimentary canal.
4. Thin tube like structures which are the component of circulatory system are called blood vessels.
5. The brain, the spinal cord and nerves form the nervous system.