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 |
What would happen if all the producers are diminished? |
| a) |
Herbivore will starve to death |
| b) | All organisms will starve to death |
| c) | Carnivore will starve to death |
| d) | Producers will starve to death |
Q.2 |
What is the relation between my brother and his wife's mother-in-law's daughter? |
| a) |
sister-in-law |
| b) | mother |
| c) | father |
| d) | sister |
Q.3 |
When an object is placed at infinity of convex mirror, image formed will be: |
| a) |
large |
| b) | point sized |
| c) | inverted |
| d) | same size |
Q.4 |
The compound used for white washing is: |
| a) |
Magnesium oxide |
| b) | Sodium nitrate |
| c) | Potassium iodide |
| d) | Slaked lime |
Q.5 |
Which gas do acids evolve when they react with metals? |
| a) |
Neon |
| b) | Helium |
| c) | Hydrogen |
| d) | Oxygen |
Q.6 |
Which among the following protects us from the harmful UV radiations of sun? |
| a) |
Oxygen |
| b) | Ozone |
| c) | Carbon dioxide |
| d) | Carbon monoxide |
Q.7 |
The secretion of which among the following hormone leads to increased heartbeat? |
| a) |
Growth hormone |
| b) | ACTH |
| c) | Adrenaline |
| d) | Prolactin |
Q.8 |
The salts of which of the following metals can act as electrolyte? |
| a) |
K |
| b) | Ag |
| c) | Au |
| d) | Cu |
Q.9 |
If A is at 4 m left to B, B is to 5 m left to C, C is to 10 m 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 the movement can take place only horizontally or vertically? |
| a) |
15 m |
| b) | 18 m |
| c) | 27 m |
| d) | 19 m |
Q.10 |
Copper oxide is: |
| a) |
basic |
| b) | acidic |
| c) | neutral |
| d) | slightly acidic |
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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 : b | Q.2 : d | Q.3 : b | Q.4 : d | Q.5 : c | Q.6 : b | Q.7 : c | Q.8 : a | Q.9 : c | Q.10 : a
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