SOF - NSO Level 2 Sample Papers for Class 8

Class 8 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.


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 type of tissue is responsible for receiving, interpreting and producing a response to stimuli?

a)

Muscle tissue

b)

Nervous tissue

c)

Epithelial tissue

d)

Connective tissue

Q.2

Which of the following cannot be charged easily by friction?

  • A plastic scale
  • A copper rod
  • An inflated balloon
  • A woollen cloth

a)

A plastic scale and copper rod

b)

An inflated balloon

c)

A woollen cloth

d)

A copper rod

Q.3

Rohan burned a substance X and collected the evolved vapours in a test tube making sure that they do not escape. Then he added a small amount of water to the test tube. The solution so formed turned blue litmus red.

Rahul burned a substance Y, collected the white ash formed and dissolved it in water. The solution so formed turned red litmus blue. Substances X and Y could be respectively.     (NSO, 2017)

a)

P and Mg

b)

Ca and P

c)

Mg and S

d)

S and Mg

Q.4

Complete the following sentences.

(i) To draw water from a well we have to _________ at the rope.

(ii) A charged body ________ an uncharged body towards it.

(iii) To move a loaded trolley we have to _________ it.

a)

(i) Push,  (ii) Attracts

b)

(i) Pull,   (iii) Either push or pull

c)

(i) Push (ii) Repel

d)

(i) Pull, (ii) Repel

Q.5

Harish rolled a small steel ball at one edge of the glass bowl as shown below.
If there is no friction between the surfaces of the ball and the bowl, what will happen to the ball?



a)

The ball will roll out of the glass bowl near edge 'Q'.

b)

It will stop at centre point 'R' after a number of to-and-fro motions.

c)

It will keep moving between point 'P' and 'Q' and will never stop.

d)

It will not move at all since friction is required for movement.

Q.6

Which fundamental particles are not present in the normal hydrogen?

a)

Electron

b)

Proton

c)

Neutron

d)

All of these

Q.7

Which of the following is the consequence of man's interference with nature?

a)

Increase in natural resources

b)

Biological imbalance

c)

Increase in the ozone layer

d)

Reappearance of extinct species

Q.8

In humans, after fertilisation, the structure that gets embedded in the wall of the uterus is called _________.

a)

Ovum

b)

Embryo

c)

Foetus

d)

Zygote

Q.9

Identify the process shown below.



a)

Fission

b)

Fertilisation

c)

Conjugation

d)

Ovulation

Q.10

Which of the following has the lowest percentage of carbon?

  • Lignite
  • Bituminous
  • Anthracite
  • Peat

a)

Peat

b)

Bituminous

c)

Anthracite and Lignite

d)

Lignite and peat 

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Answers to Sample Questions from Olympiad Success:

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

Answers to Sample Questions from Olympiad Success:

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

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