SOF - NSO PDF Sample Papers for Class 8

Resources:

Class 8 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.

Sample Questions from Olympiad Success:

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	Which unit is used to measure the loudness of sound?
a)	m/s
b)	hertz
c)	Decibel
d)	Newton

Q.2	Identify the phase of the moon. The moon is in between Earth and Sun and the dark side of the moon faces towards Earth.
a)	New moon
b)	Full moon
c)	Half moon
d)	None of these

Q.3	A bomb explodes on the moon. How long will it take for the sound to reach the earth?
a)	10 seconds
b)	1000 seconds
c)	1 day
d)	Sound will not be heard

Q.4	Which microorganism present in the intestine of human and animals helps in the synthesis and digestion of variety of foods?
a)	Virus
b)	Bacteria
c)	Algae
d)	Fungi

Q.5	Which of the following is NOT a characteristic feature of sexual reproduction?
a)	It involves the fusion of two reproductive cells.
b)	It is common in most organisms.
c)	Fertilisation may take place inside or outsode the body of the female.
d)	The offspring receives its characteristics from one parent only.

Q.6	Choose the pair of numbers that come next in the series 9, 11, 33, 13, 15, 33, 17.
a)	33, 19
b)	33, 35
c)	19, 33
d)	19, 21

Q.7	The bulb of an electric tester does not light up at all. What do you think the material is?
a)	Metal
b)	LED
c)	Conductor
d)	Insulator

Q.8	The phenomenon in the figure below is possible due to _________.
a)	Dispersion
b)	Refraction
c)	Diffused reflection
d)	Regular reflection

Q.9	Choose the correct statement among the following. (NSO, 2013)
a)	The substances which vapourise during burning, do not give flames.
b)	The substances which have a very high ignition temperature are called flammable substaces.
c)	When the match is struck against the rubbing surface, some red phosphorus gets converted into white phosphorus.
d)	The job of a fire extinguisher is to cut off the supply of carbon dioxide, and hence the fire is controlled.