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 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.2	The loudness of sound coming from murmur in a quite library is about 30 decibel while that from a car horn is about 120 decibel. The ratio of the amplitudes of vibrations producing these sounds is (NSO, 2015)
a)	1:1
b)	1:2
c)	1:4
d)	1:16

Q.3	Embellishing the Truth occurs when a person adds fictitious details or exaggerates facts or true stories. Which situation below is the best example of Embellishing the Truth?
a)	Isabel goes to the theater, and the next day,she tells her coworkers she thought the playwas excellent.
b)	The realtor describes the house, which iseleven blocks away from the ocean, asprime waterfront property.
c)	During the job interview, Fred, who hasbeen teaching elementary school for tenyears, describes himself as a very experiencedteacher.
d)	The basketball coach says it is likely thatonly the most talented players will get a collegescholarship.

Q.4	Which of the following is called the master gland of the human body?
a)	Thyroid
b)	Adrenal
c)	Islets of langerhans
d)	Pituitary

Q.5	Which of the following scales are not linear in nature? (i) Decibel (ii) Richter (iii) Meter (NSO, 2012)
a)	(i) only
b)	(ii) and (iii)
c)	(ii) only
d)	(i) and (ii)

Q.6	Fill in the blank with the option which fits the given pattern:
a)
b)
c)
d)

Q.7	Rubber and coconut belongs to the category of _________.
a)	Oil crop
b)	Sugar crop
c)	Fibre crop
d)	Plantation crop

Q.8	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.9	What is the outcome of the release of carbon particles and smoke from factories?
a)	Increases the rate of respiration in plants.
b)	Decreases the rate of photosyntesis in plants.
c)	Increases the absorption of carbon dioxide by plants.
d)	Decreases the rate of transpiration in plants.