SilverZone - IOS PDF Sample Papers for Class 10
Class 10 sample paper & practice questions for International Olympiad of Science (IOS) level 1 are given below. Syllabus for level 1 is also mentioned for these exams. You can refer these sample paper & quiz for preparing for the exam.
Q.1 |
Which among the following can be used as an additive in petrol? |
| a) |
ethanol |
| b) | ethyl |
| c) | ethnic acid |
| d) | ethane |
Q.2 |
Copper oxide is: |
| a) |
basic |
| b) | acidic |
| c) | neutral |
| d) | slightly acidic |
Q.3 |
Amoeba undergo which mode of reproduction under the unfavourable condition? |
| a) |
Multiple fission |
| b) | Binary fission |
| c) | Fusion |
| d) | Regeneration |
Q.4 |
The salts of which of the following metals can act as electrolyte? |
| a) |
K |
| b) | Ag |
| c) | Au |
| d) | Cu |
Q.5 |
The SI unit of refractive index is: |
| a) |
dioptre |
| b) | no unit |
| c) | cm |
| d) | m |
Q.6 |
Washing soda is: |
| a) |
sodium carbonate |
| b) | sodium hydrogen carbonate |
| c) | sodium hydroxide |
| d) | calcium carbonate |
Q.7 |
Which among the following is not an allotrope of carbon? |
| a) |
Ethanoic acid |
| b) | Buckminsterfullerene |
| c) | Diamond |
| d) | Graphite |
Q.8 |
Which among the following is an amphoteric oxide? |
| a) |
Zinc oxide |
| b) | Copper oxide |
| c) | Magnesium oxide |
| d) | Sodium oxide |
Q.9 |
Floods can be prevented by |
| a) |
Afforestation |
| b) | Removing top soil |
| c) | Deforestation |
| d) | Agriculture |
Q.10 |
Which of the following burns without smoke? |
| a) |
Petroleum |
| b) | Coal |
| c) | Wood |
| d) | Biogas |
Your Score: 0/10
Sample PDF of SilverZone - International Olympiad of Science (IOS) PDF Sample Papers for Class 10:
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Answers to Sample Questions from Olympiad Success:
Q.1 : a | Q.2 : a | Q.3 : a | Q.4 : a | Q.5 : b | Q.6 : a | Q.7 : a | Q.8 : a | Q.9 : a | Q.10 : d
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