| 1 |
The substance that dissolves in water in less quantity is called |
- A. Solvent
- B. Solute
- C. Mixture
- D. Concentrated
|
| 2 |
They obtain their food by decomposing the dead bodies into simple components. This process is called. |
- A. Burning
- B. Decaying
- C. Rusting
- D. Melting
|
| 3 |
Matters have............... physical states. |
- A. Two
- B. Three
- C. Four
- D. Five
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| 4 |
Which one is not a chemical change. |
- A. Seed germination
- B. Making paper boat
- C. Burning of wood
- D. Cooking food
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| 5 |
The changes of water into water vapours with out boilig is called. |
- A. Melting
- B. Boiling
- C. Freezing
- D. Evaporation
|
| 6 |
Out of these which answer is correct. |
- A. 1 and 2
- B. 3 and 1
- C. 2 and 3
- D. 1 and 4
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| 7 |
Matter |
- A. Has no mass but occupies space
- B. Has mass but has no occupy space
- C. Also has mass and also occuipies space
- D. Has no mass and no occupies space
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| 8 |
When a substances in changed in state of atter without making a new thing is called. |
- A. Physical change
- B. Chemical change
- C. Rusting
- D. Decaying
|
| 9 |
What type of change is it when mtal expand on heating. |
- A. Permanent
- B. Chemical
- C. Physical
- D. Temporary
|
| 10 |
Wet clothes dry out. |
- A. Due to melting
- B. Due to evaporation
- C. Due to boiling
- D. Due to freezing
|