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Stage 2 Science

The document is a Grade 3 science worksheet focused on the human skeletal system. It includes questions about food chains, an identification key, multiple-choice questions regarding bones and joints, and prompts for students to list the functions of the skeleton and explain the decrease in the number of bones from birth to adulthood. The worksheet aims to assess students' understanding of basic concepts related to human anatomy.

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10 views2 pages

Stage 2 Science

The document is a Grade 3 science worksheet focused on the human skeletal system. It includes questions about food chains, an identification key, multiple-choice questions regarding bones and joints, and prompts for students to list the functions of the skeleton and explain the decrease in the number of bones from birth to adulthood. The worksheet aims to assess students' understanding of basic concepts related to human anatomy.

Uploaded by

blurshay
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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Grade 3 – Science

1. Look at the food chain and answer the questions in your classwork.

2. Complete the Identification key

1
3. Circle the letter of the correct answer.
1. Bones and joints form a structure called

a. Muscular System b. Skeletal System c. Bone System

2. The point where our bones meet is called

a. Ligament b. Tendon c. Joint

3. Which group of bones protect our internal organs?

a. Pelvic Bone, Skull and Ribcage c. Spine, Femur, Humerus

b. Skull and Ribcage

4. Give the 3 main functions of the skeleton:

a. …………………………………………………………………................................

b. …………………………………………………………………................................

c. …………………………………………………………………................................

5. Humans are born with 300 bones but as adults it is reduced to 206 bones. What
caused this decrease?

…………………………………………………………………......................................................

…………………………………………………………………......................................................

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