1. No category

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2075
X STD.STATE
TEUET
PREPARATORY
EXAMIilAIIOIIMARCHI 2OT5
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Subject :
SCIENCE
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6nnod / Date :
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Dear Students,
The presentQuestionPapercum AnswerBooklethas beendesignedon the basis
of 2015 S.S.L.CPublic Examination.Read the instructions carefully b-fore answering.
Handoverthe Questioncum Answer Bookletto the Room supervisor before leavingthe
examinationhall.
Extra Fifteen minutes have been given for euestion paper Reading,
Instructionfor the I Main
For each of the following question/ statementfour answersare given. Choosethe most
appropriateanswer and write it along with its alphabetin the space providedbelow each
question.
Instructionfor Matchthe followinq :
choose the correct answer from bolumn 'B' and fill in the blanks under column ,c'
K S S S H M S& C P U C P A- S C I E N C E- M A R . 2 0 1 5
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eg-deqPd EuEidd{
€g-fluo-Eliuo\dgdc".0ed-eaLaE-aqrE-dgde
4rr_qxaodrds€d_osc
er_D;,*d-d-d-g4podddood;d-c--w-d=dd-d;f-.oqQil&E/g4p|dqgbe-Qd-dr0'
Four atternativesaregiven far
'AlphaOetatonq with Answer'
write it's
1xl0=10
li1e Provided:
of Karnataka is
Agricultura! produce hetpful in Transport department
*{'d$d gob
sdciad"ld {d;oob
;jaorl f.r.9dd- wdotpdjtorrdJd ddobel
(B) Fermentation drdrrbat
A) Biomagnification *rA* -;Eeddea
drLlteddo
c) Transesterification l^r9ut adD{refe-urd (D) Grystalisation
1.
Anslwdd :
2.
CuHu d dddobdl". &eBd sga (c
(B) Kekule f-*.D-,e
(D) FredrickWohler det'De# d.ndoJ.r;t'
CuHu structure was given bY
-+ardde
A) FaradaY
C) Berzeliusudrdexf
Ans/wdd :
3.
catalyst is
Hydrolysl's of fats reguires the Catalyst, the commonly used
wdotr:d;nd
aer&eddeadd
'
d.nc3d
-- - -ZJ'r
c't
A) Magnesium
;)
dre[&obo
deddfrd
(B) Manganese
(C) lron
(D) Nickel
( t'3)drrod&exf
( 3) da3",o
( A) &ddetc
(C) Allergons
(D) Allergies
Ans /erudd :
4.
Ptaima cells Produces
D.fa, d.n ed rld-l e ddJ"r truuorDdrd-,d
A) Antigens
a)
uoh,Sdd
(B) Antibodies
(
")
ro{'
uot^lua8ddr ( 3) elevoclG
( A) ererdrrldc
Ans /erudd :
S. X+Water------x + &edr
(B) Non metalsonly erelned
A) Metarsonry elned
C) Both metal and Non metal etned dJdf eleLned
D) Metalicoxides only eJ.nedduf^,rd
Ans /erudd
.2015
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6.
The complex fissue among fhese is
edddO
ofDddr
doteear aododelorroodaofld
A)
Collenchyma
(B) Paranchyma
(C) Sclerenchyma (D) Vascular
a)
t oee-rofod"r
( d) dedofrd-r
( l)
Ans /wdd
t*,_edotrd;
( a) andd.lejr
:
J
7.
PH of Rain water ts 5.5 then the chemical nature of water is
drdob &eDd pH d dfrer, 5.5 qrrJ udd oa;oojc&d rbsadl
A) Acidic Only er$r_eob;nfldrdd
B) Alkaline in nature only {enr$.l,_eob;nndJdJC
c) both Acidic and Basic elsl..eob dJdJ
{uorsr_eoJr;randJ{d
D) Neutral dbsd;rDfldrd$
Ans /uudd
., :
-
8.
Which one of the following Mathematical relation represenfs
"Einstein's mass energy relation,'.
*
A)
fdnddlddd-
c
.lE
anf{nf
d 4d, drdr d*ob
(B)
c
E
rlsCdeob doz^lot';nfld
(c)
c -.m
l-_
(D) c -_l t
\m
rTt
Ans /wdd :
-5
9.
The principal of working of Echo-Ranging is
{JdJoJ, ;Drr"?lo$d eld.riDird d*
A) Refraction
(B) Reflection
(C) Dispersion
(D) Interference
.r) dlezJdd
( t) ejdrdrsf
( a) ood:aart
( .1){..rfrerd
Ans /wdd :
10' ln Mendleev's Monohybrid cross experiments, Monohybrid ratio is
d"loddeer6d ad d€eddecd0 urrotsahdrd sd;md
A) 3:1
(B) 1:3
(c) 2:3
(D) 3:2
Ans /uud-d :
KSSSHMS& CPUCPA- SCIENCE - MAR - 2015
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il.
'A' wilh-lhe a
en in column
Match the followi
'C'
column 'B' and column
riate answer from
1x4=4
d.no83 ?Jdob0.
a)
1) SPIRoGYRA
{.Jd.n.t*
2l cYcAS
b)
Thalloid Structure
Grorerxfdaid
c)
Seeds are not
enclosed by fruits
aSeesrld.ldedd
MUSTARD
mld
4) ADIANTUM
elBolnoUJd.J6
ContainsXanthoPhYll
in excess
rorodne.irs6 ,il..
i)
ddt38od
ii)
d*d; donaeruadd
has Reticulate Veins
aaod.,o.lnnd Srn i
iii) Rhizoids are absent
dramoLldrle$ 8o;
eldrd,;nflel-
is
d) Gametophyte
prothallus
donoeu add d*dJ
{q,egnel# shd.
e)
Adult plant is a
GametoPhYte
4d
erQdaah d.no8d
d*=f
3)
c
B
A
11)
Seeds do not
show symmety
alecsrldr dtu8obdr"L
iv) Adult plant is a sPoroPhYte
4A d+dJ a3euaear
adduohd
v) Has ParallelVeins
ddnanodd oad .tnord
d.noEd
d.noDd.ldtAer_
f)
Sporophyte is
Prothallus
aleesDea)add f-td
'".{Preqtatoxf erhd
vi) Micro Spores contain
male ganetes
-^inddo aleeodlrl$
rlodr
d o rroealdddlo d.n o E d.ld d.
Answers:
1.
2.
3.
4.
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ttt. Answertle flliowina in a sentence:
edrrlddJ"rwdp'3i
1x7=7
why ?
12.Jaggeryis betterthan Non Amorphoussuger.
t'5tJedd.odddudflod erudd"r'af ?
eseridJ
13.What is vermiculture ?
;ro.arr dosrcfaoddedJ ?
effect'
14. Name the device which works on Photo volatic
3€3'
&rJ SeJaaoddd dddd dreeJ uooJcr &drtod'ld raddddJ"r
by Neutron star.
15. Name the kind of electromagneticradiations emitted
3€3'
d"rhrgilo dd;f Aod d.nd d.ndld Sd?,d uoo8eob ele3obdc*
16.Name the halogen deficiencyfor simple goitre
rldrlou3 rooSre-3rluodearad aaetnecinf dil", ddD'3'
why ?
17.DC is preferredthan AC in electroplating.
4.3., 4.R,.flod wdd'l af ?
eJedddd.rdJ^sc
('t
?)
1 8 .G i v e t h e m e a n i n g o f " P l a n e t a r yN e b u l a "
rJ$edr &aa0d "roddedr ?
.2015
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D
I 6x2=32
IV. Answer the followinq in 2-3 sentences each :
nddrds11L3_ a$d {vu{Q,_,'
d_d
19.Write the two differences between James Watt engine and
NicholasOtto Engine
ddJ6d -,rS dJdJ &f.n-eer# ert3.nefld.ld druorirldilo 3d3.
20. What are the general characteristicsof Caucasoid races of humans ?
Where do we see such races in the world ?
rarmobd d.rDddd ;;adt* er-d.rrarlddJ"r
3€3 aarln qddr deJofrEndrd {dotJd
{dedrlddr"L 393.
21. Write two precautionarymeasure to be taken while carry out of
Electrolysisof Aluminium from Alumina.
elernr.lre&obodr",uernrsr nnd .fd?rd Sd-edd SroSJobe)sdrd0SdJd
dJdS ,'d d,dJrlddJ"L .get.3.
l
a\)
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HrO----E-22.C1rHrrQ.,+
I
-A ''
rn
CuH,,rO,------::----+ ?.C2H'OH+ ZC_Ori
Y'
f.famethe Biological catalyst for X and
sd3'
Eq X drdl Y ilo dr{ dBild ibsd *ec;{dd1
returnsfrom sea bed and receives
23. Aship transmitsa ultrasonicsound and
the total distance
the same by receiver(Detector)after 4 sec. Find
of'Ultrasonicsound = 1'5km/hr)
travelledand also a depth of a ocean (speed
dd6od 43dO3
'*4
{ea$dp * d"1]*
aod.r ddrndo,-drdmaseddg0ord.ro
rd 1'58'ar e'flde)
4 dfodrrtd dodd :"oedrtuid. oeojo- ur*raaoeaOJ*
d'oa.
id\,qd eld dJdr LJoSd bsu d.ndddJ4elra*uod
- sclENcE- MAR - 2015
& cPUcPA
ksssHluts
iI
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24.Write any two applicationsof Boyle's law in our daily life.
upoJ.:fd &obdrd dS, drdo8d AddO eldriD-e^:dtl{oflddil* 3€3.
25. Draw a neat diagram of exhaust stroke of steam engine.
daSob;odQp ;nrf.nee3dd./addd erod;;od,39ddt udobD.
26. Mention the two applications of lead glass in Optometry
,?,eddrpc;c eltdndd SaaddO derl odotudaahd.
& C P U G P A .S C I E N C E- M A R . 2 0 1 5
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27.Writetwo reasonsfor layerOzonedepletion.
td.ped dddd treeddrsdrladdr uadorlddJ4.9O3.
28. How Amorphous silicon is different from CrystallineSilicon (any two)
ddrJddndd Sdtrad o{Od d.odd SOnadflod ded al{aand aodr {uorirld,
drnerd .t€3.
2g.al
b)
;)
E)
Motionin a SimptePendulumconsideredas SimpleHarmonicmotionWhy ?
Write the Mathematicalrelation between V n and l" of a motion.
idd dorldoJc aierdobill",d.no8d. ad
eLneerdd eJerdoJo
V n drdr- l, Rdrd rleadeobdoooflddr* 3€3.
30.How Voluntarymusclesare differentfrom Involuntrymuscles.
you answer.
Substantiate
;o".oJ.urldr.r€d;Dnd. ddrQrS.
aaSddrdr el{eSud
Ci-serg)€L-oLOR
Write the biological functions of Lymph.
K S S S H M S& C P U C P A .S C I E N C E- M A R - 2 0 1 5
dotf d d.JSdaobsrlddr"r 3€3.
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f.na.
r dHa&d uodea
31,Give scientific'Reasons
a) Raju is working in Baba[tomic ResearchCentre.The authoritiesare
advicedhim to wear lead Jackets'Why ?
uJci; ?,DeJossa) agad dDd.neddobd- rooJrr&dd uud.nreRqrtDRuaoJrr
&dduofldr iof oJ:ddr Seid end*r6dr",dDi*. .g.et3dro;J edd* rodeodedl ?
is used as a Nuclear fuel. Why ?
b) Enriched"lJran-ium
e3.Jdd-eodduoDustd;uod' ad ?
dod*dead.ndd otlde&ob$
OR
How much of enery is releasedduring 1mg of Nuclear substance undergo
NuclearReactions.Calculate
ddrB 1mg .Ldd goboJro odriDirorl eruobgarbdbsu dtfi,
*^r*srrr
aldJddob 4dDeadql duo*t^oddDA.
32.Adrenalineis called as emergencyharmone.Why ?
el8rddedd.:o drdrr dndd aad.nredr adrt, rodpdedr ?
OR
elddrd. af ?
Hydroponics are very essential. Why ? drd-ge€ne,0{ droe,ua
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33. Draw a neat sketch of electroplatingof 'brass vessel'with silver
doa3ddilll€Il L3€s,obeJedd d.JEdJd.tdJdd eJedd qoboJ, elodand dgddJ"r
uddr q:nrfrlddr*fudJ.gl.
34. Draw a neat diagram of Single stage Rocket and label the parts.
ad a'odd oft^ld erodand esgddJ4uddr qnrlrlddrorbdr.gi.
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35.Drawa diagramof HIV and labet the Parts'
dJ33'
HIV d elod;rod c3gddr"ruddr r;n rlrldd.l",fu
36.Give Reasons' dp&d radsof'nB :
fuo.rdd-;aidd'rodd3dJ:d
1) Hydrogenis pracedin I Group aeraddddJ*uodde
2)d-b|ocke|ementsaretransistionelements
A - m;f pd;rlddr". do{,d'lsa pdrrldr adrdd't
from 58 to 71 are called
3) The seriesof erem"it" havingatomic nurt",
lanthanides
qDdJrld&".*rlodd.JdJdufutQpd.)
dddnear doel, 58 Dod 71 dddRd ;cto..
OR
&oldrddr"L 3€3'
1 ) state Modern Periodic law eldcr0duddrd
2l f-block elements are placed separately
f- and qodrrldil",4dr.1T ldi P^ 1od"1 t,*.,?,
Innertgases'
3) ntorfricnumbe,i {o: 18,36, 54, 86 are called
d.lrd
r
r
o
^-9
qodrrlddf fut
ddd.neal doal. 2, 10, 18, 36, 54, 86
JJ,
4'geQdJdd'
?t
uodsaded.l?
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3x5=15
V. Answer the followinq in 3-4 sentences each :
ddnddrl€fl 3-4 ;nd,dd,_ w_d=D,lr.
37.Draw a neat diagram of Blast Furnace
enodr drs.ld"lo$ uodaod dgddJ{ udo}rD.
38. What happens when : dr fddod{.lrlsldJ4e3dlcnrl truobrorbd }obob
a) Phosphorousis added to pure silicon
doaddil", S* d,odd Sduaof rl e3d,3trorl
b ) A l u m i n i u mi s a d d e d t o p u r e s i l i c o n
elernr.a:r0obod1 dJA dndd ,t,drodd a3d,3oarl
c) Alternatlngcurrent is passed into Dipole Anteena
dotDrojc .fdJzr€fdJ4
eloLlnrod.rneld aaobSaod
Edgd
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39. a) Who is called the father of Modern Genetics
erdr&d ge agPdd .luod-rd otDd.l ?
eldrddrdt1 ?
b) Why is DNA replication is necessary B.ad.a. d d4.leddea
3€3'
{r} t+ste the law of Independent Assortment *do9 .Sorlddob &obdrddr4
OR
a) Write the contributionof Wilmut
Sgt6dr*'6d €Sd agadf* d'obs* uosddojcdr43er3'
ad ?
b) Biotechnology is a boon. Why Z qbsd dodrgaddl t'odr ddaofld
c) State the law of Segregation
3e)3'
4'rseddojc &obdrddr"L
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4x3
Vl. Answer the following in 5-6 sentences.each :
D
=
12
f,9-nddlltgiJ-€_-=Id-q.dOlluEO3.
-- -?)
- '-.lr----_t-
40. Draw a neat diagram of V.S. Human Brain and label the parts.
eJddr qnrlrlddr",rbdr8,s.
dDddd drdrerd 0ed qSeddd e3gddJ"r
41. Define : adlrlddJ"r;rorarorob&3
1) Homologonsseries d.ned.neetorl#dreeJ
(3) Fermentationdrdrrb$f
2l Catenationuort^l&eddm
4l Allotrophy ud.tdndd
OR
Define : iloereJE?rob&3
1) Functionalgroups golD fuo{lrle$
2l Substitutionreactionseldedd t,obrle$
3) Organicchemistry;;adobd cnobda{
4l AromaticHydrocarbonsud.nedgtJ# €@.uoalrdrldr
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.
coil and magnet
42.1l state the laws proposed by Micheal Faradayfrom
experiment.
uood drdr- d.ld€e 4olned6od dr.,detoQardde {,Sao8id addr
&obdrrldfu",3er3.
2l Draw a neat diagramof AC DYnamo
sod;rod e3gddJ"r:jo].lO'
"r.3. drddned
OR
emf in a coil
influence
1) Mentionthe two factorsthat
uqo03drd addr elodrlddJ+3se3'
z^roOd
drderobO,-Sdre,€t5
3?dP2l Draw a neat diagramof D.G.Dynamo
4.3. druod.nedeloduod c39ddr4udoLl0'
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