The Digestive System Science worksheet - Free Printable

Let's solve this worksheet step by step.

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Part 1: Label the parts of the digestive system

We are given a diagram of the human digestive system with blank labels pointing to different organs. We need to identify each part correctly.

#### Step-by-step identification:

1. Top left arrow → Points to the mouth
- This is where food enters the body.
✔ Answer: Mouth

2. Top right arrow → Points to the esophagus
- The tube that carries food from the mouth to the stomach.
✔ Answer: Esophagus

3. Middle left arrow → Points to the liver
- A large organ above the stomach that helps in digestion by producing bile.
✔ Answer: Liver

4. Middle right arrow → Points to the stomach
- The muscular sac where food is mixed with gastric juices.
✔ Answer: Stomach

5. Bottom left arrow → Points to the small intestine
- Coiled tube where most nutrient absorption happens.
✔ Answer: Small intestine

6. Bottom right arrow → Points to the large intestine (colon)
- Absorbs water and forms feces.
✔ Answer: Large intestine

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Part 2: Write the names of the following organs

Below are images of five organs. Let’s identify them:

1. First image → Coiled pink tube → Small intestine
2. Second image → Open mouth with teeth → Mouth
3. Third image → J-shaped organ → Stomach
4. Fourth image → Thick, curved tube → Large intestine (colon)
5. Fifth image → Long, narrow tube → Esophagus

✔ Answers:
- Small intestine
- Mouth
- Stomach
- Large intestine
- Esophagus

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✔ Final Answer Key:

#### Label the parts:
1. Mouth
2. Esophagus
3. Liver
4. Stomach
5. Small intestine
6. Large intestine

#### Write the names:
1. Small intestine
2. Mouth
3. Stomach
4. Large intestine
5. Esophagus

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This worksheet teaches students the basic anatomy of the human digestive system. Understanding these organs helps in learning how food is processed in the body.