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Class 5 Science Chapter 5 Test 2


Updated: 20 Jul 2022

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Welcome to your Class 5 Science Chapter 5 Test 2

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1. 
_______ change can be reversed.

2. 
In a solution, the substance that dissolves a solute, and is in more quantity is called a _______.

3. 
The remains of dead organisms and waste matters disappear gradually through _______.

4. 
Burning of paper is a _______ change.

5. 
When salt is dissolved in water, the water is

6. 
The change that occurs on the iron due to the action of oxygen and water is called _______.

7. 
The _______ develops during combustion reaction.

8. 
A solution having minor quantity of solute is called _______ solution.

9. 
To prevent iron from _______, its surface is painted with oil or chromium.

10. 
Which factor will NOT affect the dissolving of sugar in water?

11. 
What type of change is it when metal expands on heating?

12. 
The process in which bacteria and fungi decompose the dead bodies into simple components is called _______.

13. 
When solid or liquid things put into water and its particles dissolves uniformly to form a mixture called _______.

14. 
A change in which no new material is formed with different properties then such change is called a _______ change.

15. 
When salt is dissolved in water, the salt is ______

16. 
When the flame develops during combustion reaction, then it is called _______.

17. 
A solution having major quantity of solute is called _______ solution.

18. 
The _______ change cannot be reversed.

19. 
Which one is NOT a chemical change?

20. 
The change of milk into yogurt is.

21. 
The change in which both appearance and composition so substance or matter changes are called _______ change.

22. 
A change which results into a totally new material is called _______ change.

23. 
The rate of dissolving salt in water can be increased by:

24. 
In a solution, the substance that dissolves in liquid and is in less quantity is called a _______.

25. 
Why a person painted his iron gate?

26. 
There are _______ important components of solution.

27. 
Iron + oxygen = _______


jawad khalil

jawad khalil

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