NSO Level 1- Science Olympiad (SOF) Class 4: Questions 395 - 397 of 435
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Question 395
Appeared in Year: 2012
Question
MCQ▾Mohit was going somewhere. On the way near a hospital he saw the given sign. Which option justifies its presence near a hospital?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | The given sign is for “hospital ahead” which signifies to slow down the speed of the vehicles. | |
b. | The given sign is for “no honking” as honking creates pleasant sounds which make patients resting in the hospital comfortable. | |
c. | The given sign is for “no honking” as honking creates loud noises which make patients resting in the hospital uncomfortable. | |
d. | The given sign is for “no honking” which signifies to park vehicles far away from the hospital premises. | |
Question 396
Question
MCQ▾Ravi put a coin on a marble-topped table and flicked it with his finger. He used a ruler to measure the distance travelled by the coin. Then he carried out, the same test by laying a piece of sand paper, a newspaper, and a towel in turns, on the table. On which surface will the coin travel farthest?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Marble top | |
b. | Newspaper | |
c. | Sand paper | |
d. | Towel | |
Question 397
Question
MCQ▾Preeta put her hand above the flame of the candle. She could not hold her hand above the flame for more than few seconds. Whereas, when she brought her hands close to the sides of the flame, she felt the warmth of the flame and held her hands in that position for a longer time. Which of the following justifies this?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | The candle flame always burns upwards. | |
b. | The candle flame always burns downwards. | |
c. | The hot air spreads in all directions. | |
d. | The hot air rises up. | |