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 |
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.2 |
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.3 |
What role does the insect play in the insectivorous plant? |
| a) |
Fertilization process |
| b) | Provides nutrients to the plant |
| c) | Dispersal of seeds |
| d) | Provides carbon dioxide to the plant |
Q.4 |
The figure given below shows a part of the human alimentary canal.  |
| a) |
J and K |
| b) | J and N |
| c) | K and L |
| d) | L and M |
Q.5 |
Which statement is true about parasitic plants? Statement 1: Organisms which break glucose into alcohol and carbon dioxide. Statement 2: Organisms which draw nutrition from living tissues of other plants. |
| a) |
Statement 1 is correct |
| b) | Statement 2 is correct |
| c) | Both the statements are correct |
| d) | Both the statements are incorrect |
Q.6 |
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.7 |
Which of the following seeds is NOT dispersed by wind?  |
| a) |
P |
| b) | Q |
| c) | R |
| d) | S |
Q.8 |
Study the given reaction. Identify the salt in the above reaction. |
| a) |
NaCl |
| b) | H2O |
| c) | HCl |
| d) | NaOH |
Q.9 |
Which of the following are the characteristics of enzymes? |
| a) |
Substances which are broken into simpler substances during digestion. |
| b) | Substances which are made by the combination of carbohydrates. |
| c) | Substances which break complex food molecules into simpler food molecules. |
| d) | Substances which break complex substances and they themselves undergo dissociation reactions. |
Q.10 |
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 |
Your Score: 0/10
Answers to Sample Questions from Olympiad Success:
Q.1 : c | Q.2 : d | Q.3 : b | Q.4 : d | Q.5 : b | Q.6 : c | Q.7 : d | Q.8 : a | Q.9 : c | Q.10 : d
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