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Class 4 Science Chapter 1 Test 3

Welcome to your Class 4 Science Chapter 1 Test 3

1. 
Tiger uses its ________ for piercing the prey.
2. 
Premolar and molar teeth are used for:
3. 
There are __________ bones in the human skeleton.
4. 
Lungs are surrounded by _______
5. 
When we inhale air, the lungs _______
6. 
Bone marrow helps to produce ______
7. 
__________ are used for piercing and tearing food.
8. 
During breathing air enters in our lungs through______
9. 
Rat uses its _________ for biting food or killing prey.
10. 
During breathing air enters in our _______
11. 
There are ________ types of human teeth.
12. 
The function of bones of leg is to help in _____
13. 
_________ are used for biting and cutting food.
14. 
All the bones are united with one another at the joints forming a frame called ________.
15. 
Tiger has large ____________