SCIENCE INSTITUTE
SCHOLARSHIP EXAMINATION (SSE - 2019)
FOR 10
th
STANDARD STUDENTS JANUARY - 2019
1 The question booklet will be sealed at the middle of the right margin. candidates shoud not open the question booklet until
the long bell is rung at 10.30 am to start answering.
(10.30
am
\v
Long Bell
tI«-Xn\v tijw am{Xta
Question paper seal
s]m«n¡m³ ]mSp-Åq)
2. Write your name and roll number in the specific column given under the first page of question paper (\n§-fpsS t]cpw tdmÄ
\¼dpw Xmsg AXn-\mbn X¶n-«pÅ Øe¯v FgpXpI).
3. White paper, Logarithm Table, Slide ruler, Calculator, Mobile Phone & other Electronic devices etc.. will not be allowed to
bring in the examination hall ( t]¸À, temK-cn-Xw tS_nÄ, ssÉUv dqfÀ, Im¡p-te-äÀ, samss_ t^m¬, Ce-Ivt{Sm-
WnIvkv kwhn-[m-\-§-fpsS aäp cq]-§Ä F¶nh ]co£m lmfn A\p-h-Z-\o-b-a-Ã).
4. 80 qeustions are given in the question paper (Cu tNmZy-t]-¸-dn 80 tNmZy-§-fp-m-bn-cn-¡pw).
5. Each correct answer carries 1 mark. There is no negative mark. Even though there is no negative mark for wrong answer,
ranks will be given considering the minimum number of wrong answers ( CXn Hmtcm icn-bp-¯-c-¯n\pw 1 amÀ¡v Bbn-
cn-¡pw. sXämb D¯-c-¯n\v negative mark Dm-bn-cn-¡p-¶-X-Ã.
sXämb D¯-c-¯n\v
negative mark
CsÃ-¦nepw sXämb
D¯-c-§-fpsS F®-¯n-epÅ Ipdhv ]cn-K-Wn¨v sImm-bn-cn¡pw dm¦p-IÄ \ÂI-s¸-Sp-¶-Xv.)
6. Questions are given in English and Malayalam.
(English Medium
hnZymÀ°n-IÄ¡v
Question
Cw¥ojnepw
Malayalam Medium
hnZymÀ°n-IÄ¡v
Question
ae-bmf¯nepw \ÂIn-bn-cn-¡p-¶p.)
7. There is only one correct answer for any questions choose the correct one from the given choices.
(X¶n-cn-¡p¶ D¯-c-§-fn icn-bmb D¯cw H¶p am{Xambn-cn-¡pw. AXv sXc-sª-Sp¯p \nÝnX \¼-dn\p t\sc-
bpÅ \nÝnX Ipanf am{Xw Idp-¸n-¡p-I).
VERSION CODE
SUBJECTS
D
PCM B
hnZymÀ°n-IÄ¡pÅ \nÀt±-i-§Ä
INSTRUCTIONS TO THE STUDENTS
Name:......................................................................................... Roll No.
OMR joänse CS-Xp-`mKw ]qcn-¸n-t¡ hn[w:
METHOD OF FILLING THE LEFT HAND SIDE OF THE OMR
1.
VERSION CODE: Version code is given on the top of the right side of the question paper. Darken the bubbles corresponding
to the version code
(VERSION CODE: Cu t]Pnsâ apI-fn he-Xp-`m-K¯v sImSp¯ Version code s\ kqNn-¸n-¡p¶
Ipanf Idp-¸n-¡p-I).
2. ROLL NUMBER: Write your roll number in the specific column and darken the corresponding bubbles (ROLL NUMBER:
\n§-fpsS tdmÄ \¼À tImf-¯n Fgp-Xp-Ibpw, XmsgbpÅ Ipan-f-IÄ AXn-\-\p-k-cn¨v Idp-¸n-¡p-Ibpw sN¿p-I).
3. DATE: Xn¿Xn 2 7 0 1 1 9
4. SUBJECT CODE: Darken the bubbles corresponding to the subject code PCMB
(SUBJECT CODE: PCMB F¶v ap{ZWw sNbvX-Xn\v t\sc-bpÅ Ipanf Idp-¸n-¡p-I).
No. of total questions: 80 Maximum Marks : 80 Time : 2.00 Hours
2
VERSION : D
3
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
1. In the figure ABC is an equilateral triangle. PQ, PR and PS are the perpendiculars drawn from P on each
sides. In this
3 ,
PQ cm
4 ,
PR cm
PS cm
. Then area of the triangle is ..........
[a]
2
27 3
cm
[b]
2
9 3
cm
[c]
2
81
cm
[d]
2
24
cm
[e] None of these
2. As in figure PA is the tangent line. In this
2 , 3 .
AB cm AC cm
then
: ..........
PB PC
P
A
B
C
[a] 2 : 3 [b] 3 : 2 [c] 4 : 9
[d] 9 : 4 [e]
2 : 3
3. Which of the following is not the ratio of angles of right angled triangle?
[a] 1 : 2 : 3 [b] 1 : 1 : 2 [c] 3 : 4 : 5
[d] 4 : 5 : 9 [e] 1 : 5 : 6
4. Which of the following is not correct?
[a]
0
x
,then
| |
x x
[b]
0
x
,then
| |
x x
[c]
0
x
,then
| |
x x
[d]
0
x
,then
| |
x x
[e] None of these
5. Which of the following is equal to
3 3
10 9
?
[a]
3 3
11 2
[b]
3 3
12 1
[c]
3 3
8 7
[c]
3 3
13 5
[e]
3 3
19 1
6.
2 2
4, 28
a b a b
then
.....
a b
[a] 24 [b] 10 [c] 7
[d] 12 [e] 14
VERSION : D
4
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
7. 15 persons need 10 days to complete a job. Then number of days required for 150 persons to complete
the same job is ...........
[a] 24 [b] 10 [c] 7
[d] 12 [e] 1
8. In an arithmetic sequence (A.P), 1947th term is 2019 and its commendifference is -1. Then its 2018th
term is .........
[a]1947 [b] 1948 [c] 1946
[d] 2017 [e] 2019
9. A solid metal cone of radius
r cm
and height
hcm
is melts and recast into another cone of radius is
hcm
, then its height will be .........
[a] r [b]
r
h
[c]
2
r
h
[d]
2
r
h
[e]
2
2
r
h
10. If a two digit number is written, what is the probability that it is a multiple of 3, but not amultiple of 5
[a]
2
15
[b]
3
10
[c]
1
15
[d]
4
90
[e]
24
99
11.
2
2
1
2
x
x
then
4
4
1
.........
x
x
[a] 6 [b] 2 [c] 6
[d] 8 [e]
1
2
12. Find the centre and radius of a circle
2 2
8 6 0
x y x y
[a] (3, 4), 5 [b] (4, 3), 5 [c] (3, 5), 4
[d] (3, 4), 25 [e] (4, 3),
5
13. In
, (5, 2) (11, 6)
AB A and B
. There is a point C in the line AB. If
: 1: 3
AC CB
, then the co-ordinate
of C is
[a] (8, 4) [b] (4, 2) [c] (2, 1)
[d]
13
,3
2
[e] None of these
5
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
14. As in figure
0
90
B
1 ,
AB BC cm
: 3:1
AP PC
then
..........
CP
A
B
C
P1
1
[a]
2
[b]
1
2
[c]
1
2 2
[d]
1
3 2
[e]
1
4 2
15. Which of the following may be the exterior angle of a regular polygon?
[a]
0
50
[b]
0
100
[c]
0
18
[d]
0
42
[e]
0
1
2
18
16. The sum of two prime numbers is 99. Then the difference of that two number is ........
[a] 97 [b] 93 [c] 89
[d] 85 [e] 95
17. The ratio of the seventh terms of two different arithmetic sequences is 2 : 3. Sum of the first 13 terms of
the first sequence is 494. What is the sum of the first 13 terms of the second sequence?
[a] 494 [b] 741 [c] 617.5
[d] 742 [e] 1111.5
18. In the figure AB is the diameter of the semicircle.
0
30
PAQ
AQB P
. PQ = 3cm. Area of the
rectangle ABCD is
[a]
12 3
sq:cm [b]12 sq:cm [c]
12
3
sq:cm
[d] 36 sq:cm [e] 9 sq:cm
VERSION : D
VERSION : D
6
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
19. In the figure AB, AC and BC are tangents of the circles. I and O are the centres of
the circle, And
0
80
A
,then
..........
BOC
[a]
0
40
[b]
0
100
[c]
0
50
[d]
0
60
[e]
0
70
20.
1 3 5 7 ............ 2019
a
2 4 6 8 ........ 2020
b
then
a b
= .............
[a] 2020 [b] -2020 [c] 1010
[d] -1010 [e] 2019
21.
1
x
is the reciprocal of
1
x
. Then x is .........
[a] 0 [b] 1 [c]
1
2
[c]
1
1
2
[e]
1
1
2
22. The radius and height of a cone are equal and its volume is 17 cubic meter. Then the volume of a
sphere having same radius as the cone is
[a] 17 [b]
17
[c] 51
[d]
51
[e] 68
23. In an arithmetic sequence (A. P) the sum of 1st 19 terms is 209 and sum of first 22 terms is 473.
Then its 21st term is
[a] 472 [b] 211 [c] 88
[d] 44 [e] 55
24.
11; 8;
a c b d
Then find the remainder . when the polynomial
3 2
ax bx cx d
is divided with
x + 1
[a] -3 [b] -19 [c] 19
[d] 3 [e] 0
25.
1
x
is the factor of
1
n
x
, Then the value of ‘n’ may be ...........
[a] 1947 [b]1950 [c]2018
[d]2020 [e] 1956
VERSION : D
7
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
26. As in figure the lines
, , , ,
PD QE RF SG TH
are parallel with BC. BC = 12cm. Then TH + PD =
P
Q
R
S
T
B C
H
G
F
E
D
A
12cm
[a]
cm
[b]
8
cm
[c]
12
cm
[d]
14
cm
[e]
16
cm
27. As in figure, O is the centre and PA & PB are the tangent lines. If
8 2
PA cm
and OC : CP = 1 : 2.
Then radius of the circle is ...........
[a]
2 2
cm
[b] 4cm [c]
4 2
cm
[d] 8cm [e]
8 2
cm
28. In a triangle ABC
0 0
40 , 30 .
A C
The point O is the centre of circum circle. Then
.............
OAC
[a] 30 [b] 40 [c] 15
[d] 20 [e] 10
29. The area of the square is ‘asq.cm and its perimeter is b cm and a+b = 32. Then find the lengths of its
side.
[a] 8 [b] 16 [c] 4
[d] 2 [e] 1
30.
( )
x x
x x
then x = ..........
[a] 9 [b] 2 [c] 4
[d]
2
[e]
3
VERSION : D
8
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
31.
( )
P x
is a first degree polynomial. If
(10) (5) 15
P P
. Then
(20) (5) ........
P P
[a] 15 [b] 25 [c] 35
[d] 45 [e] 55
32. The area of the triangle is
P
sq cm and its perimeter is p centimeter. Then the radius of incircle of the
triangle is ........
[a]
1
2
cm
[b] 1cm [c] 2cm
[d] 4cm [e]
2
cm
33. In the triangles ABC and PQR;
,
A P B Q
and more over
3 .
AB PQ
If area of ABC is
81 sq.cm, then the area of PQR is ......
[a]
2
9
cm
[b]
2
27
cm
[c]
2
40.5
cm
[d]
2
243
cm
[e]
2
3
cm
34. As is figure
0
1
2
22
PCB PCA
then
: ..........
AP PB
A
B
P
C
[a]
1: 2
[b]
1: 2
[c]
2 :1
[d]
2 :1
[e]
3 :1
35. The diameter of incircle and side lenths of a triangle respectively are consecutive natural numbers. The
find the legth of sides of the triangle
[a]2, 3, 4 [b] 3, 4, 5 [c] 4, 5, 6
[d] 5, 6, 7 [e] 6, 7, 8
36. a, b are one digit numbers and
2
10
a b a
,then b = ..............
[a] 1 [b] 8 [c] 3
[d] 4 [e] 5
37.
2
1
x
is the factor of the polynomial
3 2
ax bx cx d
. Then
.........
a b
c d
[a] 1 [b] -1 [c] 2
[d] -2 [e] 0
38. In an arithmetic sequence the sum of first ten terms is 4 times the sum of first 5 terms. Then the ratio of
first term and commen difference is .........
[a] 1 : 1 [b]2 : 1 [c] 1 : 2
[d] 2 : 3 [e] 3 : 2
VERSION : D
9
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
39. In a
PQR
;
30 , 34 ,
PQ cm QR cm
16
PR cm
.The triangle divided the circle by four parts;
A, B, C and the triangle. Then
.........
C A B
P
R
BA
C
Q
34
30
16
[a] 340 [b] 480 [c] 240
[d] 300 [e] 160
40. As in figure O is the incentre of the
;
ABC
If
0
80
A
then
..........
BOC
[a] 130 [b] 160 [c] 100
[d] 40 [e] None of these
41. There are some green beads, blue beads and red beads in a box. If we take a bead, the probability to
get red is
1
7
. Then the probability to get it as, green bead or blue bead is .........
[a]
2
7
[b]
3
7
[c]
4
7
[d]
5
7
[e]
6
7
42. AB, CD are the two chords of a circle intersects at P. If
3 2
PD CD cm
. and
4
PB cm
. Then
AB = ...........
[a] 9cm [b] 5 cm [c] 14cm
[d] 6cm [e] 4cm
VERSION : D
10
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
43. As in figure PQ is the diameter and
0
90
D A B
,
3 , 1
OA cm AQ cm
then find ABAB
A
P Q
B
C
D
O
[a] 3cm [b]
3 2
cm
[c] 4cm
[d]
3
cm
[e]
3 1
cm
44.
2
4 1024
x
then
4
2 ..........
x
[a] 512 [b] 1024 [c] 2048
[d] 4096 [d] None of these
45. In a
0
; 30 ; 10
ABC A BC cm
. Then the radius of circum circle of the triangle is
[a]
10 2
cm
[b]
10 3
cm
[c] 10cm
[d] 5cm [e]
10
cm
46. The area of a circle is
1
square centimeter. Then perimeter of the circle is ..........
[a] 1cm [b] 2cm [c]
cm
[c] 2
cm [e]
1
4
cm
47.
.9999....... ............
[a] 3 [b] .333...... [c] 9
[d] .111....... [e] 1
48. In the figure AB is the diameter
0
40
ABQ
. Then
...........
QPB
BA
P
Q
40
[a]
0
40
[b]
0
90
[c]
0
50
[d]
0
80
[e]
0
60
VERSION : D 11
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
49. In a rectangular prism, area of three different faces are p, q and r. Then volume of this prism is
[a]
2 2 2
p q r
[b]
pqr
[c]
pqr
[d]
1
pqr
[e]
p q r
50. A solid metal sphere having surface area = A sq cm melts and then make
x
small identical spheres and
each having radius 1cm. There is another solid hemisphere of surface area
3
4
A
, which melts and makes
small spheres of same radius as above 1cm. Now number of small spheres formed in this case are.......
[a]
x
[b]
2
x
[c]
3
4
x
[d]
1
2
x
[e]
2
x
51. How much electrical energy in kilowatt hour is consumed in operating ten, 50 watt bulbs for 10 hours per
day in a month of 30 days?
[a] 15 [b] 150 [c] 1500
[d] 15000 [e] 150000
52. High power electrical appliances are earthed to
[a] Avoid shock [b] Avoid wastage
[c] Make the appliances look beautiful [d] Reduce the bill
[e] Both ‘a’ and ‘b’
53. Commonly used safety fuse wire made of....
[a] Tin [b] Lead [c] Nichrome
[d] An alloy of tin and lead [e] None of these
54. Which is the main constituent of L.N.G.
[a] Methane [b] Propane [c] Butane
[d] Propane and butane [e] None of these
55. Calculate the energy obtained if 1g matter changes into energy during nuclear fission
reaction
8
( 3 10 / )
c m s
[a]
8
3 10
J
[b]
13
1.5 10
J
[c]
13
3 10
J
[d]
8
9 10
J
[e]
13
9 10
J
VERSION : D
12
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
56. In a hydroelectric power plant electrical power can be generated if water falls from a greater height
because
[a] its temperature increases
[b] larger amout of potential energy is converted into kinetic energy
[c] The electricity content of water increases with height
[d] More water molecules dissociates into ions.
[e] None of these
57. Which is the radiation that causes globel warming
[a] Visible light [b] Ultraviolet [c] gamma rays
[d] X-ray [e] Infrared
58. How much is the calorific value of hydrogen?
[a] 150000 kJ/kg [b] 15000 kJ/kg [c] 1500000 kJ/kg
[d] 1500 kJ/kg [e] 150 kJ/ kg
59. The unit of inductance is
[a] Farad [b] Ampere [c] Candila
[d] Henry [e] Joule
60. Select a semiconductor from the following
[a] boron [b] copper [c] aluminium
[d] silicon [e] Iron
61. The gas evolved when steam react with iron is
[a]
2
O
[b]
3 4
Fe O
[c]
2
H O
[d] H
2
[e]None of these
62. pH of solution having greater contraction of hydroxyl ion is
[a] 6 [b] 5 [c] 4
[d] 3 [e] 2
63. Ammonium acetate is a salt of
[a] Strong acid and strong base [b] Weak acid and strong base
[c] Strong acid and weak base [d] Weak acid and weak base
[e] None of the above
64. Chemical name of baking soda is
[a] Sodium carbonate [b] Sodium hydrogen carbonate
[c] Sodium sulphate [d] Sodium nitrate
[e] Sodium oxalate
65. Which is not included in the property of metals
[a] Good conductor of heat [b] good conductor of electricity
[c] Malleability [d] ductility
[e] None of the above
VERSION : D
13
SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
66. Metal that can displace copper from aqueous copper sulphate solution is
[a] Mercury [b] zinc [c] silver
[d] gold [e] all
67.
4
2 2 7
3 2
Alkaline KmnO Heat
or Acidified K Cr O Heat
CH CH OH A

the name of A is
[a] Methanoic acid [b] Ethanoic acid
[c] Propanoic acid [d] Formic acid
[e] None of these
68. Chemically rust is .........
[a] Iron oxide [b] Hydrated ferric oxide
[c] Ferric oxide [d] Hydrated ferrous oxide
[e] Ferrous oxide
69. Formation of water from hydrogen and oxygen takes place according to the following equation.
2 2 2
2 2
H O H O
If 64g oxygen and 10g hydrogen are allowed to react, the mass of hydrogen left
after reaction is,
[a]
4
g
[b]
3
g
[c]
2
g
[d]
8
g
[e]
6
g
70. Group number and period number of an element with atomic number 8 are respectivley ........
[a]
6, 2
[b]
16, 4
[c]
6,8
[d]
16, 2
[e]
2, 6
71. Part of the gynoecium which receive the pollen is called
[a] Ovary [b] Ovule
[c] Style [d] Stigma
72. If one parent belongs to “Ablood group and other to “O” blood group, their children possibly represent
[a] A and B group only [b] AB only
[c] A and O groups only [d] All four groups
73. The function of kidney in mammal is to excrete
[a] Excess salt, Urea and excess water
[b] Excess salt, excess water and excess amino acid
[c] Excess water, Urea and amino acid
[d] Excess Urea, salt and excess water
74. In our brain vomit centre is present in
[a] Hypothalamus [b] Medulla
[c] Cerebellum [d] Cerebrum
VERSION : D
14 SUBJECT CODE : PCMB
Science Institute Manjeri : 0483 2768340 , Perinthalmanna : 04933 223221
75. Which one of the following come at the same trophiclevel
[a] Grass and Grasshopper [b] Deer and grasshopper
[c] Eagle and Frog [d] Scorpion and Eagle
76. Double circulation is not found in
[a] Man [b] Shark [c] Tiger [d] Crow
77. If the sugar levels in the blood rise, they are detected by the cells of the pancrease which respond by
producing
[a] More insulin [b] Less insulin [c] More glucagon [d] No insulin
78. Which one of the following is a viral Disease
[a] Gonorrhea [b] Syphilis [c] Malaria [d] Genital warts
79. To control the emission of ozone depleting substances, Montreal protocol was signed at Montreal of
Canada in
[a] 1980 [b] 1986 [c] 1987 [d] 1972
80. Saliva contain enzyme for the digestion of
[a] Fat [b] Protein [c] Nucleic acid [d] None of these
SPACE FOR ROUGH WORK