Unified Council - NSTSE PDF Sample Papers for Class 10

Class 10 sample paper & practice questions for National Level Science Talent Search Examination (NSTSE) 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

The frequency of AC used in India is:

a) 10Hz
b) 100Hz
c) 200Hz
d) 50Hz

Q.2

Why Aluminium is used in thermite welding?

a) aluminium has more affinity for oxygen
b) aluminium is a reactive metal
c) aluminium is a strong oxidising agent
d) aluminium is a light metal

Q.3

What is a scalar quantity?

a) magnitude only
b) direction only
c) both a & b
d) none

Q.4

The human eye forms an image of a object at its

a) pupil
b) cornea
c) retina
d) iris

Q.5

What is vulcanization?

a) science of studying volcanoes
b) processed into durable material with sulphur
c) method to degrade polymers
d) process connected with the making of voltaic cells

Q.6

Food cans are coated with tin and not zinc because:

a) zinc is more reactive than tin
b) zinc is costlier than tin
c) zinc is less reactive than tin
d) zinc has a higher melting point than tin

Q.7

Which of the following is commonly called a ‘polyamide’?

a) rayon
b) orylon
c) nylon
d) terylene

Q.8

When the gases sulphur dioxide and hydrogen sulphide mix in the presence of water, the reaction SO2 + 2H2S → 2H2O + 3S occurs. Here, hydrogen sulphide is acting as ________ .

a) an oxidising agent
b) a reducing agent
c) catalyst
d) dehydrating agent

Q.9

Which of the following causes the rusting of iron?

a) Chemical reaction with oxygen
b) Oxidation
c) Reduction
d) none

Q.10

What is S.I. unit of retardation?

a) m/s
b) m/s^2
c) s
d) m

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Answers to Sample Questions from Olympiad Success:

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

Answers to Sample Questions from Olympiad Success:

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

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