SOF - NSO PDF Sample Papers for Class 9
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Class 9 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 these is the largest living invertebrate phylum? |
| a) |
Arthropoda |
| b) | Annelida |
| c) | Mollusca |
| d) | Echinodermata |
Q.2 |
Arrange the given words in ascending order. 1. Dictionary 2. Alphabets 3. Synonyms 4. Encyclopedia 5. Library |
| a) |
1, 3, 2, 5, 4 |
| b) | 2 ,3, 1, 5, 4 |
| c) | 2, 3, 1, 4, 5 |
| d) | 2, 1, 3, 4, 5 |
Q.3 |
If the resultant of applied forces is equal to zero, then what force does it resemble? |
| a) |
Unbalanced force |
| b) | Balanced force |
| c) | Both a and b |
| d) | None of the above |
Q.4 |
Law of constant proportion is also known as _______________. |
| a) |
Law of definite proportions |
| b) | Proust’s Law |
| c) | Both a and b |
| d) | None of the above |
Q.5 |
If R stands for addition, S stands for subtraction, T stands for multiplication, U stands for division, V stands for equal to, W stands for greater than, and X stands for less than. Choose the correct answer: |
| a) |
15 U 5 R 3 V 2 T 3 |
| b) | 15 S 5 T 3 W 2 R 3 |
| c) | 15 U 5 W 3 R 2 T 3 |
| d) | 15 R 5 U 3 V 2 R 3 |
Q.6 |
Fill in the blank: The atom becomes ____________, when it gains an electron. |
| a) |
negatively charged |
| b) | positively charged |
| c) | remains neutral |
| d) | Can't say |
Q.7 |
Find the number of moles of sodium nitrate which contains 1.5 moles of oxygen atoms. |
| a) |
0.5 moles |
| b) | 1.5 moles |
| c) | 2.0 moles |
| d) | 1.0 moles |
Q.8 |
What is the purpose of cattle farming? |
| a) |
Milk production |
| b) | Farm labour |
| c) | Both a and b |
| d) | None of the above |
Q.9 |
Which type of cycle does this image represent?  |
| a) |
Biogeochemical cycle |
| b) | Nitrogen cycle |
| c) | Carbon cycle |
| d) | Water cycle |
Q.10 |
The rectangular components of a force are applied to move a body. One of the components is 30 N. What should be the other component to obtain a resultant force of 50 N? |
| a) |
30 N |
| b) | 40 N |
| c) | 50 N |
| d) | 90 N |
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Sample PDF of SOF - National Science Olympiad (NSO) PDF Sample Papers for Class 9:
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Answers to Sample Questions from Olympiad Success:
Q.1 : a | Q.2 : c | Q.3 : b | Q.4 : c | Q.5 : a | Q.6 : a | Q.7 : a | Q.8 : c | Q.9 : d | Q.10 : b
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