Q.1 |
While tracing the path of a ray of light passing through a rectangular glass slab a student tabulated his observations as given. Which one of them is correct? |
a) |
I |
b) | II |
c) | III |
d) | IV |
Q.2 |
D and E are respectively the points on the sides AB and AC of a triangle ABC such that AD = 2 cm, BD = 3 cm, BC = 7.5 cm and DE parallel BC. Then, length of DE (in cm) is. |
a) |
2.5 |
b) | 3 |
c) | 5 |
d) | 6 |
Q.3 |
G has children K, I and J. L and M are children of K and K is married to N. What is the relation between M and G? |
a) |
Grandson |
b) | Sister |
c) | Daughter |
d) | Father |
Q.4 |
Which one of the following is not a quadratic equation? |
a) |
(x + 2) = 2(x2 + 3) |
b) | x2 + 3x = (-1)(1 - 3x)2 |
c) | (x + 2)(x + 1) = x2 - 2x - 3 |
d) | x3 - x2 + 2x + 1 = (x + 1)3 |
Q.5 |
In figure, O is the point of intersection of two chords AB and CD such that OB = OD, then triangles OAC and ODB are: |
a) |
Equilateral but not similar |
b) | Isosceles but not similar |
c) | Equilateral and similar |
d) | Isosceles and similar |
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 |
In figures, find ∠M . |
a) | 30 |
b) | 45 |
c) | 60 |
d) | 90 |
Q.8 |
The distance of the point P(2, 3) from the x-axis is: |
a) |
2 |
b) | 3 |
c) | 1 |
d) | 5 |
Q.9 |
Which among the following is not the function of testes at puberty? |
a) |
(i) and (ii) |
b) | (ii) and (iii) |
c) | (iii) and (iv) |
d) | (i) and (iv) |
Q.10 |
In the figure, the pair of tangents AP and AQ drawn from an external point A to a circle, which has a centre at O are perpendicular to each other and the length of each tangent is 5 cm. Then the radius of the circle is: |
a) |
10 cm |
b) | 7.5 cm |
c) | 5 cm |
d) | 2.5 cm |
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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 : d | Q.2 : b | Q.3 : a | Q.4 : c | Q.5 : d | Q.6 : c | Q.7 : c | Q.8 : b | Q.9 : c | Q.10 : c