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The Digestive System Worksheet

A worksheet for Grade 3 students to learn about the human digestive system, including its parts and functions.

Grade 3 Science BiologyThe Digestive and Excretory SystemsThe Digestive System
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Includes

Multiple ChoiceFill in the BlanksShort AnswerImageTrue / False

Standards

3-LS1-1

Topics

ScienceBiologyDigestive SystemGrade 3
7 sections · Free to use · Printable
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The Digestive System

Name:

Date:

Score:

Read each question carefully and answer to the best of your ability.

1. What is the main job of the digestive system?

a

To help you breathe

b

To break down food

c

To pump blood

d

To help you see

2. Which organ helps chew and mash food into smaller pieces?

a

Heart

b

Stomach

c

Mouth

d

Brain

1. Digestion starts in your   when you chew your food.

2. After you swallow, food goes down a tube called the   to your stomach.

3. The   is like a mixing bag that breaks food down even more.

1. Name two organs that are part of the digestive system.

Look at the diagram of the human digestive system and answer the questions below.

Human Digestive System

1. The small intestine is longer than the large intestine.

T

True

F

False

2. Your teeth are not part of the digestive system.

T

True

F

False