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# Velammal Inter School Science Talent Olympiad Class X Mock Test Paper 2017 : vkp.co.in

Organisation : Velammal Knowledge Park
Exam : Velammal Inter School Science Talent Olympiad
Document Type : Mock Test – 1
Category or Subject : Class X
Year : VISTO -2016 – 2017

Website : http://vkp.co.in/visto-2016/model-question-papers/

Contents :

## VKP Class X Mock Test Paper

Duration : 2hrs
Max.Marks : 100

Related / Similar Question Paper :
Velammal Science Talent Search Exam Question Paper

## Mathematics

Single Response Type :
1. If L.C.M of 4 and 52 is 52 then their HCF is __________
A) 10
B) 4
C) 6
D) 8

2. If the HCF of 657 and 963 is expressible in the form of 657x + 963x – 15 then x is
A) 26
B) 24
C) 22
D) 28

3. Every positive even integer is of the form ________ for some integer ‘q’
A) 2q – 1
B) 2q + 1
C) 2q
D) none

4. For any positive integer ‘a’ and 3, there exist unique integers ‘q’ and ‘r’ such that a = 3q + r where ‘r’ must satisfy
A) 0 = r = 3
B) 1 < r < 3
C) 0 < r < 3
D) 0 = r = 3

5. By Euclid’s division lemma x = qy + r, x > y. The value of q and r for x = 27 and y = 5 are
A) q = 5, r = 3
B) q = 3, r = 5
C) q = 2, r = 5
D) q = 5, r = 2

## Physics

Single Response Type :
41. When the distance between the charged particles is halved, bthe force between them becomes
A) One-fourth
B) Half
C) Double
D) Four times

42. There are two charges +1?C and +5 ?C respectively. The ratio of the forces acting on them will be
A) 1 : 5
B) 1 : 1
C) 5 : 1
D) 1 : 25

43. The electrostatic force between charges of 200?C and 500?C placed in free space is 5×10–2 N. Find the distance between the two charges.
A) 2.34?104m
B) 1.34?102m
C) 6?104m
D) 1.34?10?4m

44. A charge of 5 C is given a displacement of 0.5m. The work done in the process is 10 J. The potential difference between the two points will be
A) 2 volt
B) 10 volt
C) 50 volt
D) 5 volt

Matrix Matching Type :
45. Column – I Column – II
a) Mega ampere (MA) = p) 10?3 A
b) S.I. Unit of charge q) Coloumb
c) S.I. Unit of current r) Ampere
d) Milli ampere(mA)= s) 106 A
A) a – p, b – q, c – r, d – s
B) a – q, b – s, c – r, d – p
C) a – s, b – q, c – r, d – p
D) a – r, b – s, c – q, d – p

46. The resistance of a conductor is R. If its length is doubled, then its new resistance will be
A) R
B) 2R
C) 4R
D) 8R

47. Calculate the length of aluminium wire of area of cross-section 1 mm2 whose resistance is 1.56? 10?2 ? Given, resistivity of aluminium is 2.6? 10?8 ?
A) 60 mm
B) 60 cm
C) 60 m
D) 6 m

48. Four cells each of e.m.f. 2 V and each 2 ? internal resistance are used to send a current through a wire of 2 ? resistance. The cells are arranged in series. The current through the circuit is
A) 0.2 A
B) 0.6 A
C) 0.8 A
D) 0.4 A

49. What are the factors affecting the strength of magnetic field at a point due to a straight conductor carrying current?
A) length of the wire
B) current
C) distance of the point from the wire
D) All of these

50. When a coil carries current in an anti clockwise direction what pole does it create?
A) North pole
B) South pole
C) both South pole and North pole
D) None of these

## Biology

Single Response Type :
81. What is the science that deals with the study of life processes ?
A) Psychology
B) Physiology
C) Biochemistry
D) Morphology

82. Chlorophyll is present
A) in the grana of chloroplasts
B) on the surface of chloroplasts
C) in the stroma
D) dispersed throughout the chloroplasts.

Assertion and Reasoning Type:
83. Assertion : Mitochondria helps in photosynthesis.
Reason : Mitochondria have enzyme for dark reaction.
A) If both assertion and reason are true and reason is the correct explanation of assertion.
B) If both assertion and reason are true but reason is not the correct explanation of assertion.
C) If assertion is true but reason is false.
D) If assertion is false but reason is true.

84. Column I Column II
a) Nutrition p) The increase in cell size and/or number
b) Synthesis q) The movement of materials within the cell or within the organism.
c) Growth r) The process of obtaining food.
d) Transport s) Combining small molecules to create larger more complex molecules.
A) a – p, b – q, c – r, d – s
B) a – q, b – p, c – r, d – s
C) a – r, b – s, c – p, d – q
D) a – s, b – r, c – p, d – q

85. Digestion of food in human starts from
A) Duodenum
B) Small intestine
C) Mouth
D) Large intestine