SOF - NSO Level 2 Sample Papers for Class 7
Class 7 sample paper & practice questions for the level 2 of National Science Olympiad (NSO) are given below. Syllabus for level 2 is also mentioned for these exams. You can refer these sample paper & quiz for preparing for the exam.
Q.1 |
Based on the information given below identify P, Q and R? P - Transports blood to the heart Q - Unite into large vessels, venules to form veins R - Transport blood away from the heart |
| a) |
P - Capillaries, Q - Veins, R - Arteries |
| b) | P - Arteries, Q - Veins, R - Capillaries |
| c) | P - Veins, Q - Capillaries, R - Arteries |
| d) | P - Capillaries, Q - Arteries, R - Veins |
Q.2 |
Identify the soil suitable for growing cereals like wheat and gram.
|
|
| a) |
Clayey and loamy |
|
| b) | Sandy and clayey |
|
| c) | Sandy and loamy |
|
| d) | Silt and sandy |
Q.3 |
Expansion of a substance on heating depends on: |
| a) |
nature of the substance |
| b) | rise in temperature |
| c) | both A and B |
| d) | colour of the substance |
Q.4 |
Which of the following is due to global warming? (i) An increase in the water level in the sea (ii) The melting of snow on mountain peaks (iii) A decrease in food production by plants |
| a) |
(i) only |
| b) | (ii) only |
| c) | (i) and (ii) |
| d) | (i), (ii) and (iii) |
Q.5 |
Why is tungsten used as a filament in electric bulbs? A. It is sonorous. B. It is metallic. C. It has a high melting point. D. It has high density. |
| a) |
A |
| b) | B |
| c) | C |
| d) | A and D |
Q.6 |
The classification table given below shows how different organisms breathe. Which of these organisms are correctly represented by X, Y and Z?  |
| a) |
X - Tadpole, Y - Whale, Z - Earthworm |
| b) | X - Fish, Y - Crocodile, Z - Cockroach |
| c) | X - Frog, Y - Shark, Z - Toad |
| d) | X - Prawn, Y - Grasshoper, Z - Cockroach |
Q.7 |
Study the following statements about ozone: 1. It is essential for breathing of living organisms. 2. It is used to disinfect water. 3. It absorbs ultraviolet rays. 4. Its proportion in air is about 3%. Which of these statements are correct? |
| a) |
1 and 3 |
| b) | 2 and 3 |
| c) | 1 and 4 |
| d) | 1, 2, 3 and 4 |
Q.8 |
A student identified the following characteristics in animals. (i) Strong claws and broad hip girdles (ii) Spines to prevent from slipping (iii) Ability to climb trees |
| a) |
Terrestrial animal |
| b) | Aquatic animal |
| c) | Amphibian animal |
| d) | Arboreal animal |
Q.9 |
Match the entries in column-I with those in column-II.
|
||||||||||||||||||||
| a) |
a-1, b-3, c-4, d-2 |
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| b) | a-2, b-4, c-3, d-1 |
||||||||||||||||||||
| c) | a-3, b-1, c-4, d-2 |
||||||||||||||||||||
| d) | a-4, b-1, c-2, d-3 |
Q.10 |
Razia conducted an experiment in the field related to the rate of percolation. She observed that it took 1 hour for 1200 mL of water to percolate through the soil sample. Calculate the rate of percolation. |
| a) |
200 mL/min |
| b) | 20 L/min |
| c) | 0.02 L/min |
| d) | 2 mL/min |
Your Score: 0/10
Answers to Sample Questions from Olympiad Success:
Q.1 : c | Q.2 : a | Q.3 : c | Q.4 : d | Q.5 : c | Q.6 : a | Q.7 : b | Q.8 : d | Q.9 : d | Q.10 : c
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