SOF - NSO Level 2 Sample Papers for Class 3

Class 3 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.

Resources:

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	We know that the continuous heating and cooling of rocks broke them down into smaller pieces. Which of the following is responsible for continuous heating and cooling?
a)	Air and water
b)	Sunlight and rains
c)	Plants and trees
d)	Plants and animals

Q.2	The figure given shows the movement of the earth around the sun. Which of the following affects the motion of the earth around the sun the most?
a)	Timing of tides
b)	Length of a month
c)	Cycle of seasons
d)	Phases of the moon

Q.3	Which of these shows an action following a safety rule?
a)	Touching an electrical gadget
b)	Playing with broken toys
c)	Pushing each other
d)	Walking on the footpath

Q.4	Observe the figure given below. Identify the function of part 'X'.
a)	Enables the plant to make food.
b)	Enables the plant to absorb water.
c)	Helps in the transportation of food and water.
d)	Fixes the plant to the soil.

Q.5	Which of these birds has talons feet?
a)
b)
c)
d)

Q.6	Water and wind can break rocks into small pieces. What happens to these small pieces when they break away?
a)	Plants use them for energy
b)	They become part of the soil
c)	They become food for animals
d)	They turn into earthworm

Q.7	Which of the following system is found attached to the bone and helps us in moving about and in doing different kinds of work?
a)	Muscular system
b)	Nervous system
c)	Respiratory system
d)	Circulatory system

Q.8	While exercising, our body needs more oxygen. Which of the following systems ensures that our body receives enough oxygen? P - Respiratory system Q - Digestive system R - Circulatory system
a)	P only
b)	Q only
c)	P and R only
d)	Q and R only

Q.9	Wire netting doors are used ____________.
a)	to allow fresh air
b)	to allow sunlight
c)	to keep mosquitoes and flies away
d)	all of these

Q.10

Match the following living things in Column-I with their breathing organs in Column-II.

Column I	Column II
p. Fish	i. Stomata
q. Humans	ii. Gills
r. Trees	iii. Lungs

p-i, q-ii , r-iii

p-ii, q-i, r-iii

p-ii, q-iii, r-i

p-iii, q-ii, r-i

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Answers to Sample Questions from Olympiad Success:

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

Answers to Sample Questions from Olympiad Success:

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

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