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


The frequency of AC used in India is:

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


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


What is a scalar quantity?

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


The human eye forms an image of a object at its

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


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


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


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

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


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


Which of the following causes the rusting of iron?

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


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:


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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