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.
Q.1 |
If the sum of the areas of two circles with radii R1 and R2 is equal to the area of a circle of radius R, then: |
| a) |
R1 + R2 = R |
| b) | R12 + R22 = R2 |
| c) | R1 + R2 < R |
| d) | R12 + R22 < R2 |
Q.2 |
If R stands for addition, S stands for subtraction, T stands for multiplication, U stands for division, V stands for equal to, W stands for greater than, and X stands for less than, choose the correct answer |
| a) |
20 U 4 R 4 X 2 T 3 |
| b) | 20 T 4 U 4 U 2 X 3 |
| c) | 20 S 4 U 4 V 2 T 3 |
| d) | 20 R 4 U 4 S 2 W 3 |
Q.3 |
An electric motor takes 5 A from a 220 V line. Determine the energy consumed in 2 h: |
| a) |
7.82 x 106 J |
| b) | 7.5 x 106 J |
| c) | 7.75 x 106 J |
| d) | 7.92 x 106 J |
Q.4 |
Among O, C, F, Cl, Br, the correct order of increasing atomic radii is |
| a) |
F, O, C, Cl, Br |
| b) | F, C, O, Cl, Br |
| c) | F, Cl, Br, O, C |
| d) | C, O, F, Cl, Br |
Q.5 |
Why are the red danger signals visible even though there is thick fog or smoke? (i) It has the least wavelength. (ii) It has a longer wavelength. (iii) It scatters the least. |
| a) |
Only (ii) |
| b) | Only (i) and (ii) |
| c) | Only (i) and (iii) |
| d) | Only (ii) and (iii) |
Q.6 |
Angle of deviation through a prism of angle 60°, when angles of incidence and emergence are 40° each is _____. |
| a) |
40° |
| b) | 30° |
| c) | 20° |
| d) | 60° |
Q.7 |
A shopkeeper sells items at a mark-up of 10% and his weighing balance shows 800g instead of 1 kg. What is the overall profit of loss %? |
| a) |
10% loss |
| b) | 37.5% profit |
| c) | 12% loss |
| d) | 17.5% loss |
Q.8 |
In an A.P, if d = -4, n =7, an = 4, then a is: |
| a) |
6 |
| b) | 7 |
| c) | 20 |
| d) | 28 |
Q.9 |
The coil of a heater is cut into two equal halves and only one of them is used in the heater. The ratio of the heat produced by this half of the coil to that produced by the original coil is: |
| a) |
2:1 |
| b) | 4:1 |
| c) | 1:4 |
| d) | 1:2 |
Q.10 |
Which type of quadrilateral will be formed with the following vertices: |
| a) |
Square |
| b) | Rectangle |
| c) | Trapezium |
| d) | Rhombus |
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Sample PDF of Unified Council - National Level Science Talent Search Examination (NSTSE) PDF Sample Papers for Class 10:
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Answers to Sample Questions from Olympiad Success:
Q.1 : b | Q.2 : d | Q.3 : d | Q.4 : a | Q.5 : d | Q.6 : c | Q.7 : c | Q.8 : d | Q.9 : a | Q.10 : c
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