Our Body Worksheet-8

Our Body Worksheet-8

Fill in the blanks:

1. The organs that help us to digest food forms our ______ system.
2. Food passes down the stomach through _____.
3. _____ is a sac-like organ where the food gets mixed thorougly.
4. The undigested food is thrown out through the ______.
5. The air we breathe in is called _____ air.
6. The air we breathe out is called ______ air.
7. Exhaled air is impure as it has more of a gas called _____.
8. The brain has messengers called ________ that send instructions to muscles, bones, and other body parts.
9. The ______ cord connects all parts of the body to the brain.
10. Our _____ pumps blood to various organs of our body.
11. Our ______ system cleans our body by throwing out body wastes like urine and sweat.
12. The _____ system helps in producing young ones.

Answer Key:

1. Digestive
2. Food pipe
3. Stomach
4. Anus
5. Inhaled
6. Exhaled
7. carbon dioxide
8. Nerves/nerve
9. Spinal
10. Heart
11. Excretory
12. Reproductive