SOF - NSO Level 2 Sample Papers for Class 9

Class 9 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.

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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	It has been found that major plant diseases and insect outbreaks are less likely to occur in a natural field than on a conventional farm because _____________.
a)	In conventional farming practices, use of pesticides, kill both useful and harmful insects indiscriminately. Therefore, insect outbreaks are often seen in conventional farms.
b)	Fertilisers are used in conventional farming to increase yield. The increase in crop yield will consequently increase the diversity of pests.
c)	In natural field, the biodiversity sustains a complex system which checks and balances insects at a manageable levels.
d)	Both (a) and (c)

Q.2	A force of 0.6 N acting on a particle increases its velocity from 5.0 ms^-1 to 6.0 ms^-1 in 2 s. What is the mass of the particle?
a)	1.2 kg
b)	2.2 kg
c)	4.2 kg
d)	6.2 kg

Q.3	Sohail cycles on a circular track in an anticlockwise direction as shown in the figure. He travels with a speed 'V' to cover the path AB, next with speed '2V' from B to C and with a speed of '3V' from C to A. What is his average for the total journey?
a)	2V
b)	6V
c)	3V
d)	V/2

Q.4	The figure given below shows part of the carbon cycle. K, L and M are processes that take place in the carbon cycle. Which of the following combinations represents K, L and M correctly?
a)	K - Combustion, L - Respiration, M - Photosynthesis
b)	K - Respiration, L - Decomposition, M - Photosynthesis
c)	K - Decomposition, L - Respiration, M - Decomposition
d)	K - Combustion, L - Decomposition , M - Respiration

Q.5	Based on the statements given below choose the correct answer. P: Some sugar can be added to a glassful of water without causing an overflow. Q: Liquids have spaces present between the molecules
a)	P and Q are true and Q explains P.
b)	P and Q are true but Q does not explain P
c)	Only P is true.
d)	Only Q is true.

Q.6

Which of the following protozoan causes amoebic dysentery?

Entamoeba histolytica, Giardia lamblia, Escherichia coli and Entamoeba coli

Entamoeba histolytica

Giardia lamblia

Escherichia coli and Giardia lamblia

Entamoeba coli and Entamoeba histolytica

Q.7	A 20 kg ball is thrown upwards with a speed of 6 ms^-1. Find the maximum height it reaches. (Take g = 9.8 ms^-2)
a)	2.86 m
b)	1.88 m
c)	3.82 m
d)	1.84 m

Q.8	Which of the following represents X and Y?
a)	X - Animal cell, Y - Plant cell
b)	X - Plant cell, Y - Animal cell
c)	X - Fungal cell, Y - Animal cell
d)	X - Animal cell, Y - Fungal cell

Q.9	How many gram-atoms and atoms are there in 10 grams of calcium?
a)	0.25 gram atoms, 6.023 X 10 ²³atoms
b)	0.25 gram atoms, 1.50 x 10 ²³atoms
c)	0.1 gram atoms, 6.023 x 10 ²³atoms
d)	0.1 gram atoms,1.50 x 10 ²³atoms

Q.10	Suppose you go up a tower 80 m high and throw a ball horizontally with a velocity of 20 m/s. What will be the shape of the path followed by the ball? While falling, the motion of the ball will be a combination of two independent motions.
a)	Parabolic
b)	Straight line
c)	Circular
d)	Rectilinear

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Answers to Sample Questions from Olympiad Success:

Q.1 )d	Q.2 )a	Q.3 )a	Q.4 )d	Q.5 )a	Q.6 )a	Q.7 )d	Q.8 )c	Q.9 )b	Q.10 )a

Answers to Sample Questions from Olympiad Success:

Q.1 : d | Q.2 : a | Q.3 : a | Q.4 : d | Q.5 : a | Q.6 : a | Q.7 : d | Q.8 : c | Q.9 : b | Q.10 : a

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