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SOF - NSO PDF Sample Papers for Class 3

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Class 3 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

Select one pair from the options such that when all the numbers are added gives the number in the centre.
a)

3, 5
b)

2, 3
c)

2, 4
d)

3, 4

Q.2

Read the following statements and identify the statements which are correct.

  1. A houseboat is a house on wheels
  2. Stilt houses are made on wooden poles
  3. Nomads live in an apartment 
  4. Pucca house is a hut
a)

Only 2
b)

Only 2 and 4
c)

Only 3 and 4
d)

1, 2, and 4

Q.3

Complete the following pattern.
a)
b)
c)
d)

Q.4

Which of the following group of animals do not lay eggs?
a)

Dogs, elephants, man
b)

Fish, frogs, reptiles
c)

Birds, frogs, fish
d)

Frogs, fish, platypus

Q.5

Fill in the blank and choose the correct option.

A carrot plant differs from a marigold plant because it ______________.
a)

has fibrous roots
b)

has tap roots
c)

does not store food in its roots
d)

can only absorb water but not minerals

Q.6

Our stomach expands when food enters and contacts when it goes out. Thus, the stomach expands and contract. This is possible because our stomach is made of _______. 
a)

Bones
b)

Muscles
c)

Blood 
d)

Iron

Q.7

At an age of 7-8 years, which of these works you could do in your family to help your family members?  (Set-B NSO, 2014)
a)

You can cook for them.
b)

You can earn money and bring things from the market.
c)

You can set table for meals.
d)

You can paint the doors.

Q.8

Match the types of soil in column-I with their properties in column-II.

  Column-I   Column-II
1.    Loam A.     Hardest layer of the soil
2.    Topsoil B.

   The layer below the soil
3.    Subsoil C.     Best for the growth of the plants
4.    Bedrock D.     Roots of plants lie in the layer

a)

1-C, 2-D, 3-A, 4-B
b)

1-C, 2-D, 3-B, 4-A
c)

1-B, 2-D, 3-C, 4-A
d)

1-B, 2-D, 3-A, 4-C

Q.9

Animals that have been trained to live with people are said to be ______________.   (Set-A NSO, 2012)
a)

Wild 
b)

Tamed
c)

Carnivore
d)

Omnivore

Q.10

The students at Springdales Public School are having a reading competition. The third-grade students read 1, 302 books. The fourth-grade students read 987 books. The fifth-grade students read 1, 203 books. 

How many books did the third, fourth and fifth-grade students read?  (NSO, 2011)
a)

3, 492 books
b)

3, 482 books
c)

2, 492 books
d)

2, 482 books

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Sample PDF of SOF - National Science Olympiad (NSO) PDF Sample Papers for Class 3:


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Answers to Sample Questions from Olympiad Success:

Q.1bQ.2aQ.3cQ.4aQ.5bQ.6bQ.7cQ.8bQ.9bQ.10a

Answers to Sample Questions from Olympiad Success:

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

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