When you eat food, it will eventually digest after several hours. What organ of our body is responsible for digesting food?

The organs in our body have shape and form. Which of the following is a bean-shaped organ?

The heart pumps blood to distribute oxygen and nutrients to all parts of the body. What do you call the movement of blood through the heart and body?

Our body can walk, run or move from one place to another. What organ is responsible for the movement of the body?

The food in our stomach stays for 4 hours to digest. Then, the final digestion takes place in what organ in our body?