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 |
Fermentation of yEast to alcohol is: |
| a) |
aerobic respiration |
| b) | natural process |
| c) | anaerobic respiration |
| d) | none of these |
Q.2 |
Find out from the four alternatives as to how the pattern would appear when the transparent sheet is folded at the dotted line.  |
| a) |
B |
| b) | D |
| c) | C |
| d) | A |
Q.3 |
The brown hair of Seem is an: |
| a) |
acquired trait |
| b) | natural trait |
| c) | Darwin's trait |
| d) | inherited trait |
Q.4 |
Which among the following is a sexually transmitted disease? |
| a) |
HIV |
| b) | AIDS |
| c) | syphilis |
| d) | all of these |
Q.5 |
The salts of which of the following metals can act as electrolyte? |
| a) |
K |
| b) | Ag |
| c) | Au |
| d) | Cu |
Q.6 |
If A is at 4m left to B, B is to 5m left to C, C is to 10m North of D, and D is to 12m North to E, and F is to 18m South West from C, then what is the distance from A to f, if movement can take place only horizontally or vertically? |
| a) |
15 |
| b) | 18 |
| c) | 27 |
| d) | 19 |
Q.7 |
Which gas do acids evolve when they react with metals? |
| a) |
Neon |
| b) | Helium |
| c) | Hydrogen |
| d) | Oxygen |
Q.8 |
What is the SI unit of CNS? |
| a) |
Neuron |
| b) | Dendrites |
| c) | Axon |
| d) | Cyton |
Q.9 |
The part of the kidney used for ultrafiltration is:  |
| a) |
B |
| b) | C |
| c) | A |
| d) | D |
Q.10 |
Rust is: |
| a) |
hydrated ferric oxide |
| b) | ferric oxide |
| c) | sodium chloride |
| d) | calcium carbonate |
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Answers to Sample Questions from Olympiad Success:
Q.1 : c | Q.2 : a | Q.3 : d | Q.4 : d | Q.5 : a | Q.6 : c | Q.7 : c | Q.8 : a | Q.9 : b | Q.10 : a
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