SOF - NSO PDF Sample Papers for Class 7
Resources:
Class 7 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 is the best thing to do during heavy lightning? |
| a) |
Lying on the ground in an open place |
| b) | Going into the nearest water body |
| c) | Staying indoors away from metallic doors or windows |
| d) | Standing under a tall tree |
Q.2 |
Which of the following gives rise to new plant by roots? |
| a) |
Sweet potato |
| b) | Ginger |
| c) | Rose |
| d) | Orchids |
Q.3 |
A sea breeze is caused due to __________. |
| a) |
convection |
| b) | conduction |
| c) | radiation |
| d) | All of these |
Q.4 |
While cooking, closing the cooking pan with a lid allows the food to cook faster. Which of the following statements explains this correctly? |
| a) |
The lid reduces the loss of heat through convection to the surroundings |
| b) | The lid reduces the loss of heat through radiation to the surroundings. |
| c) | The lid reduces the loss of heat through conduction to the surroundings. |
| d) | The lid prevents a convection current from being set up. |
Q.5 |
Which of the following statements is/are correct? |
| a) |
The level of expansion of mercury is used to measure the temperature of a substance using a thermometre. |
| b) | A clinical thermometre measures temperature more accurately than laboratory thermometre. |
| c) | The normal temperature of a human is the average body temperature of a large number of a healthy person. |
| d) | All of these |
Q.6 |
Some bases along with their sources are given below. Which of them is incorrectly matched? |
| a) |
Calcium hydroxide - Lime water |
| b) | Ammonium hydroxide - Window cleaner |
| c) | Magnesium hydroxide - Whitewash |
| d) | Potassium hydroxide - soap |
Q.7 |
Find out the two signs to be interchanged for making following equation correct: 6 / 3 + 2 - 8 x 6 = 2 |
| a) |
+ & x |
| b) | - & / |
| c) | % & / |
| d) | x & / |
Q.8 |
Percolation is the phenomenon of absorption of water by soil. Percolation rate of water is least in which of the following soil? |
| a) |
sandy soil |
| b) | clayey soil |
| c) | loamy soil |
| d) | none of these |
Q.9 |
Divya while studying the circuit of an electric fan observes that a plug connected to a fan contains a 3 A fuse. Why is the fuse needed? |
| a) |
To reduce the voltage across the fan. |
| b) | To protect the fan from damage caused by a large current |
| c) | To make it easier for the current to flow |
| d) | To decrease the resistance of the circuit |
Q.10 |
Which of the following can be used for testing acids and alkalis?
|
| a) |
Only 1 |
| b) | Only 2 |
| c) | 1, 2 and 3 |
| d) | 1, 2, 3 and 4 |
Your Score: 0/10
Sample PDF of SOF - National Science Olympiad (NSO) PDF Sample Papers for Class 7:
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Answers to Sample Questions from Olympiad Success:
Q.1 : c | Q.2 : a | Q.3 : a | Q.4 : a | Q.5 : d | Q.6 : d | Q.7 : a | Q.8 : b | Q.9 : b | Q.10 : d
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