SOF - NSO PDF Sample Papers for Class 8
Resources:
Class 8 sample paper & practice questions for National Science Olympiad (NSO) 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 of the following scales are not linear in nature? (i) Decibel (ii) Richter (iii) Meter (NSO, 2012) |
| a) |
(i) only |
| b) | (ii) and (iii) |
| c) | (ii) only |
| d) | (i) and (ii) |
Q.2 |
Two or more crops that are grown together in same field to fulfill the nutrient requirement of each other is called ________. |
| a) |
Transplantation |
| b) | Crop rotation |
| c) | Mixed cropping |
| d) | Fallowing |
Q.3 |
The property due to which non-metals break up into pieces on hammering is called _______. |
| a) |
Malleability |
| b) | Ductility |
| c) | Sonority |
| d) | Brittleness |
Q.4 |
An object placed 4 m from a plane mirror is shifted by 0.5 m away from the mirror. What is the distance between the object and its image? |
| a) |
4 m |
| b) | 3.5 m |
| c) | 9 m |
| d) | 5 m |
Q.5 |
What does the blue zone in an L.P.G. flame indicate? |
| a) |
Unburnt vapour |
| b) | Partial decomposition |
| c) | Moderately hot |
| d) | Hottest zone of complete combustion |
Q.6 |
Which of the following is a property of thermosetting plastic? |
| a) |
Flame resistant |
| b) | Non-corrosive |
| c) | Mouldable |
| d) | All of the above |
Q.7 |
Chemical compound whose molecules ionize into positively and negatively charged ions in a solution are called __________. |
| a) |
Electrolyte |
| b) | Non-electrolyte |
| c) | Molten metal |
| d) | Salt solution |
Q.8 |
Choose the pair of numbers that come next in the series 9, 11, 33, 13, 15, 33, 17. |
| a) |
33, 19 |
| b) | 33, 35 |
| c) | 19, 33 |
| d) | 19, 21 |
Q.9 |
Choose the correct statement among the following. (NSO, 2013) |
| a) |
The substances which vapourise during burning, do not give flames. |
| b) | The substances which have a very high ignition temperature are called flammable substaces. |
| c) | When the match is struck against the rubbing surface, some red phosphorus gets converted into white phosphorus. |
| d) | The job of a fire extinguisher is to cut off the supply of carbon dioxide, and hence the fire is controlled. |
Q.10 |
Fill in the blank with the option which fits the given pattern:  |
| a) |
 |
| b) |  |
| c) |  |
| d) |  |
Your Score: 0/10
Sample PDF of SOF - National Science Olympiad (NSO) PDF Sample Papers for Class 8:
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Answers to Sample Questions from Olympiad Success:
Q.1 : d | Q.2 : c | Q.3 : d | Q.4 : c | Q.5 : d | Q.6 : d | Q.7 : a | Q.8 : c | Q.9 : c | Q.10 : c
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