SOF - NSO Level 2 Sample Papers for Class 7
Resources:
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 |
Which of the following conditions enables heat to flow from one body to another identical body? |
| a) |
The difference in the temperatures of the two bodies |
| b) | The difference in the pressures exerted on the two bodies |
| c) | The difference in the densities of the two bodies |
| d) | The difference in the sizes of the two bodies |
Q.2 |
Which of the following statements is/are true? 1. Digestion of starch starts in the stomach. 2. The tongue helps in mixing food with saliva. 3. The gall bladder temporarily stores bile. 4. The ruminants bring back swallowed grass into their mouth and chew it for some time. |
| a) |
1 and 2 are true |
| b) | 1, 2 and 3 are true |
| c) | 2, 3 and 4 are true |
| d) | 1, 2, 3 and 4 are true |
Q.3 |
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.4 |
Which of the following is a physical change? P - The rusting of iron nails Q - The breaking of a glass bottle R - The burning of diesel S - The heating of iron with sulphur |
| a) |
Only P |
| b) | Only Q |
| c) | P and Q |
| d) | P, Q, R and S |
Q.5 |
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.6 |
Identify the group of neutral substances. P. Common salt solution, mustard oil, oxygen, carbon dioxide Q. Sugar solution, apple juice, oxygen, nitrogen R. Glucose solution, kerosene, petrol, oxygen S. Salt solution, mustard oil, lime water, nitrogen |
| a) |
P |
| b) | Q |
| c) | R and S |
| d) | R |
Q.7 |
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.8 |
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.9 |
Which of the following statements is true about convection? |
| a) |
In solids, heat is transferred only by convection. |
| b) | Convection occurs in cold liquids. |
| c) | Convection requires a medium for transmission. |
| d) | Heat flows from the cold end to the hot end in a substance. |
Q.10 |
Anita gets a home assignment to prepare a file of fabrics made up of different fibers. She takes a piece of fabric and burns it to identify the fiber. It burns with a smell of burning plastic. What does this show? |
| a) |
The fabric is made up of cotton. |
| b) | The fabric is made up of expensive material. |
| c) | The fabric is made up of pure wool. |
| d) | The fabric is made up of synthetic fibers. |
Your Score: 0/10
Answers to Sample Questions from Olympiad Success:
Q.1 : a | Q.2 : c | Q.3 : d | Q.4 : b | Q.5 : b | Q.6 : d | Q.7 : c | Q.8 : a | Q.9 : c | Q.10 : d
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