Grade 1
Science
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Date:
Worksheet 1 of 50
Human Body Practice 1
Explore • Discover • Learn • Have Fun!
1
The smallest blood vessels are ___.
2
We use our eyes to ___.
3
The tube that carries food to the stomach is the ___.
4
The lungs exchange oxygen and ___.
5
The stomach helps digest ___.
6
We use our ears to ___.
7
We breathe with our ___.
8
We breathe with our ___.
9
The organ that filters blood is the ___.
10
We use our eyes to ___.
11
Bones form the ___.
12
The brain and spinal cord form the ___.
13
Adults usually have ___ teeth.
14
Red blood cells carry ___.
15
Muscles help the body ___.
16
The skin covers our ___.
17
The organ used for thinking is the ___.
18
The lungs exchange oxygen and ___.
19
Adults usually have ___ teeth.
20
The heart pumps ___.
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Bonus! Try these too.
Red blood cells carry ___.
We use our ears to ___.
The brain and spinal cord form the ___.
Muscles help the body ___.
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