Plus Two March 2014 Botany Question Paper

8/10/2019 Plus Two March 2014 Botany Question Paper

1/12

\.

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irrintcli i)agei : 12

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U\+

PATTT - III

pneurlar9lureu

/

BOTANY

(pdlF

LoSg

Li

4ra$lo:

org

/

Tamil & English

Versions)

www.ka t

iso$ai'c6-.

I

Cl

DnFs D0 C

,atrsd'

:

liO

pqLc:3LoemfJ

Time

Allorred

: 3 Hours

] lMarimum

NlarLs

: 150

gflqoory

:

(1)

(,2)

(2)

Inshll(:tions

: (1)

gr

6ir6ir5g

e$Lemn&sqggb erfluna il$'ernd

zoiorpn

erdrllpeoor

e

rfl

r

n

ri

p

g

ri

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e noirorrel

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+1

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r

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er9l

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p

u9

g

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dr

+l

aopri;

selnsnrofl

rrncnfl rLb rreorquna,$

Gpifler9tiseqrn.

$erb

eteleu5t

sqSrq arLcu9enen

Lor@Gm erlgglarp$6gLr

Lrueirr@$p

Gora;or@ Lb. r uriradr or en

lerpDlg

G rrh8eb u ueirL

@$pell

Lb.

Check

the question paper

for

fairness

of printing. If

there is any lack

o{

faimess,

in{onn

the

Hall Supelvisor illr]nediately.

Use

Black

or

Blue ink

to wdte and pencil

to draw

dlagrams.

30x1=30

u(55l

-

)l

/

sEcrIoN-A

gdlnll

:

(i)

9l6i)5 r5gl

e$eoirri;oqgrigib o9larruroflouelLo.

(ii)

sflurrsii

e0eoroourli Gp,:$Gp@d;g

olLggto.

Note:

(i)

Ansrver

all

the

questions.

(ii)

Choose

and

write

the correct

answer.

r.

SgGer

6)r,ufl@

genparu

.+fl19oslru@$pLr

pnarqra6udo

eglgri-:

("st)

sGrn6D6iD alldncaru-r

o,i.r

(g)

oneiuun@

L.

npufletr

($)

en Ggr+u rn rein groOrisir (r.r)

:rlLra,llr

6rdr6nir

The

iloiaiist rvho introduced

binomial

system

is

:

(aJ

Carollrs

Linnaeus

(c)

Sir

Jot-'ph

Dalton Hooker

(b)

Gaspard Bauhin

(d)

Actolf

Engler

wwwkalvisolai'Gom

I

$)15Lrla

/

Turn

over


2/12

3843

2

2.

Lorll6rrgSl

or6oeuLrnLq6in

slELrLrcoLLrqd

egel9l$$l6olrp

Frorr

6r(5ur9)6i

GLDbLTtrO

.sleor$g

6@LbuLb

:

(=lr) LIlSGoocr,Sl

(+)

elrflGs6l

(@)

qri6,6lcr6l

(n')

goiuuGTd)

The

highly

advanccd

family

in

monocotyledons,

according

to Phllogenetic

system

of

classificalioll:

(a)

Mtsaceae

(b)

r\recaceae

(c) Orchidaccae

(d)

Asteraceae

3.

"'.GrGrfl

gOLbLr$Fr6)rI

l5eus$$d

sr6irrL]t.r@Li

gdu

9r@

g:eop

:

(ell)

o,lllai

Oq

6cl

gr@

genp

(+)

el+e

6eu

9r@

geop

(6)

.g+sgO

gLO

@6op

(r')

aorrigdo

8L0

(96D1'

The

iype

ol

placentation

seen

in

the members

of

Fabaceae

is

:

(a) marginal

placentation

(b)

axile

Placentation

(c)

basal

placentatiotl

(d)

patietal

Placentation

4.

$riGeonln

snrionSlodlu

nolleiir

Slaoeuuleinrooq

:

(er)LonlfleoeuuenLoq

(+)(59tigLo9&6o$lrlaoauu-rorLoeq

($L) errr

$ooeuu..:eoroeq

(r-r)

opr

$areuualLoeil

I he ph\'lola\\

in

l.o"J

'oc :n'd

ic

'

(a)

Aliernate

(b) Opposite

dccussate

(c)

Whorted

(d)

Spirat

5.

6ornG;n@6g

615

er@$5&arL

@

:

(gr

)

L9)6D6Dnpp6iD

erLbrgoflrisn

(q)

Gryot enoiu

oLbgafloiu

($)

gL-Gqn"".rn

gnsnoiu (n)

g'"'Grnir9un

$69ri;soiiai

An

example

for cladode

is

:

(a) Phvllanthus

Emblica

(b) Ricinus

Communis

(c)

Iairopha

Curcus

(d) Euphorbia

Tirucalli

vw{nir. ka

lvis

o E

a

i

"csr}?


3/12

3

'6DLlfl

$f

Lb' 6r6inp

Glsre

a,9prq

Glrpur@Lb

pneuTLb

:

(

":l

)

61eo1en$pioLb

denGTrfl

"""GrrefluLb

(g)

gnqddun

onrflrALon

($t

)

snri$pnLooiu qrarGrnrfl uoiu

(

r-r,) erdefl1.lrr qG9n,;iurGprrn

"PyrethrLlm"

a

mosquito repellant

is

obtained

fuom

this

plant

:

(a)

Cltysanthemum

cinerari

folium

(b)

Artemesia ma.itima

(c)

Carthamustinctorius

(d)

Eclipta

prostrata

'

up@are6rfl

6irr

Glsnririo

roeuf

'

ereinpatprioLr

r

@elgt

:

(et)

rdgaun

Lrr[L+er{lu]rr5n

(

g) aiu6ufl

er5lrdun

G[e]G6bT

r@',

r-

ou6erci,er,n

Lo e.-r slr

6i 461,

(

'-r,)

GgacflGonodlur

AEd6.rrb

''Ihe

bird of

paradise

flower' rcfers

to

:

(a)

N4usa paradisiaca

(b)

Strettzia re8inae

(c)

Ravenalamadagascadensis

(d)

Heliconia

sp.

3843

6.

7.

8.

prer:[S$l6in

pnrag

periooh

erainleoeu

')t)

un,einans

D

j)))

6..d

6r,d)

The

suppoltillg

cells

of

the

plants

are

:

(a) Parenchyma

(b)

Xylem

(@)

qGornu.l6

(r+)

pnriooh

(c)

Phloem

(d)

Fiben

S.

11lSlil,6.g

eaieuarrrigpnur

a,gooflel,

eeleuao

ugi

pLO56rfl6i

Ldr6r

g6D6IT66D6n

sl6i)Lri(gb 6l

ngeir

r

(et)

gr

flei'r

(.9)

GoGeoneiu

(St)

G+engGarrieiu

(n)

Gluriqoiir

The substance

which

blocks the

pores

in

the Sieve

plate

of mature

Sieve element

is

:

(a)

Subedn

(b)

Callose

(.)

Cellulose

(d)

Peciin

www.kalvisclai.corn

[

$llquqo

/

Turn

over


4/12

3843

10. 6 g5lsc1.r6

n6i

greFcptr6]t6D

6r6inTLr

Lr

Gdl6i,rp6i1.

(e)

919

a'i$$eoeu$

pnarl

$rcoo

(4)

$g

e'5l$$teoeu$

prerl$

pain@

($)

$O

6fi1$$.DGD$

pnorqr

Geri

(r.r)

9g;

er9l$$leoeu$ pro

[$

p66n@

The

passagr:

cells are forrnci

in

the

endodermis

of

--"

11.

65

G6]ri6d'

66f

dlO,ogr

Gpneirg8oi'rpeor

:

(st)

i. eo

qrGsrdlonneir

r

(q1)

eo

qGerGlrn

dloiLr

($)

Glrfleooridlcir

(r'r')

.ole,$Gsnd

L r.rdl

1.

,l-

r_"

or,grl.rt,

J fr'or

:

(a) Monocot

leaf

(c) Dicol

rool

(a) Trichoblasl

(c)

Peicycle

12.

9119

Lr

l$pi)eir

6rrul6up

slp6ii

sainr

Serg

:

(sl

)

6rdrrG[r

l5Gqr6iJrrog]

(@t)

r9'4luneug)

'The

determinallon

of

ihe

age

of

a

(a) DenrlrocronologY

(.)

Physjcloi{

(b) Dicot

slem

(d) Mono.oi

siem

(b) Rhizortermis

(d)

Endodermis

g

ai,r@

or at

ar

u rl

a

a{l efi

rraioradl

li

6D s eo ul

al el

$

gl

(q1,)

eorrGrnGr$5reog )

(n') rne0eorneogl

l]ee by counting

the

annual

dngs

is

called

:

(b) I']hytopathoiogY

(d)

Polynolog',-

-t

i.

$einoe'fleiir

Gleuelu

n r@

(er) rdgrrneir

(@t)

G)[li;on6i1

Tl.e

functional

uni'.

oI Gene

is

:

(a)

Muion

(c)

Recon

14.

r-Ll6irL-6l6iflL6iD

6GprGLonGenLb

$$eu

(.r)erqGL'no'r

$'+

($)

rdP$rie+ruEl

Dur,ble

rnrr;,e

rhr'

lo'ome

o'curc

:n

(a) Adipose

lissue

1c)

Salivary

gland

Jll6D(5

6r6irL-r9

:

(-5) Cloiu r[r6i,r

(n)

r-6l91r

r nG

g

eins

eir

(b)

Cistron

(d)

Nlutagens

L6r'r61r5l

l

(+5) estaoer

(Fr) LtbgrcprLr

Cls6l56ir

(b)

Oocyte

(d)

Cancer

cells

www.kalvisolai.com


5/12

RNA

-

5

m-ltNA

-

6gl6ir

st6Jral

(+)s

10%

(6

)

3,s'v"

of

thc l(NA

contellt of

tllc cell.

(b) 5-10""

(c)

3-si

16.

Ll[pe

G+irrieos;ou.g

6pnrru6

aoarrigLb

69rpeu

eriGopo

sr6l6D51

g]6 .461i

erircapLb

-2,61D

(g)AAG (6t

ccc

(ii,)

UGA

or starting codon

of protein

synthesis is

(b) AAG

(c) CCC

(d)

UGA

3843

15.

Clsde0d roiron

(sr

)

10-209/"

m RNA is

about

(a)

10-20%

(lf)

20-309/,

(1)

20 307"

\Mich

ol

the

following

product

decreases

blood

ptessure

?

(sr)

AUG

'fhe

irrltial

(a)

AUC

(er

)

@eirrfdlg&6lair

(@)

@einri.""6Llneir

(

g

)

Clparfld

p@Lrrneinseir

(m)

@tab+e0eir

(b)

Renin

inhibitors

(d)

Insulin

(g)

eo[GerL ]u-r

6

(n')

eiuarr.lggcfleon

(b)

Rhizobiun

(d)

Spirullna

(a)

Interleukin

(c) Interferon

18. Clrolrr

eroanGrn rnri8eir" eronLrr@Li

peeLrqqB$eop

r$rpp GleurqLb

zuSlflenLi

(

et

)

eroiuG)erfla$u

r

Gener5)

(

-)

eiu

uGllLr Grnao

Lod oiu

dlooy$luoiu

,$,

G-d

eter,"'ir

gfl@aL

enClen

(

r-r,)

et6Gfr

rnrir-rflu6 qq

6.""GrF ueinoiu

A toxic

protejn "Delta

Endotoxill" is produced

by :

(a)

Es.herichia

Coli

(b)

Streptoml-cesBrieseus

(c)

Bacillusthuringiensis

(d)

Agrob?.lPnLn-

nrnp rc ie n.

19. 8$d;oarterSgcir erg

periGeol

L1rp

Lullfl6irLb

?

(st)

oiu

Clr

q

L.l

G

r

nar

Lo

6

oiu

($)

Goa\lu:

rn

(a)

Stleptomyces

(c)

Galium

\4{rich

one

of

the

following

organisms

is a SCP ?

www"$(alvisolai.com

[

6]OLrLlr6

/

Turn

over


6/12

3843

6

20.

Lr+6oeur$Sl6i

a

D'-rg6,4g

GpeoorLrr@6

gl6d)LrrG)rr19dr

:

(er) rug

(:g) r"

(6)

cl

(

t-r')

Mn

The

essenilal cornPonent

for

the

formation of

chlorophyll is

:

(a) N4B ft)

Fe

(c) cI

(d)

Mr

21. (geDdG6rt616D

r ireiu

r rfleqremoaoru&Geul

gl gqgtiGsnoiu-

6 r r neilGu

rrno

-p

-o6i

d6'r-bC96

(et)

gdGL-nGeuoi:

(.9) erGerrnGeuciu

($t) eorge$6

eoeGaroiu

(n')

6po&Gor;r

rosGenoiu

Glucose

is phosphorvlated

to

glucose-6

phcsphate

bY the

enzyme

:

(a)

Aldotase

(b)

Enolase

(c) Py'ruvic

kinase

(d)

Hexo

kinase

22.

goieGeri

d,arsu0a

$qelr

ai eoansanonri

satrrfl$per

n

:

(gt)

obrain

Lo$gri

GLourri

(e.r) 6

Loeua9ein ane"ier9loir

(@l)

dllLroiu

(Fr') Lrri6,r6[)

'lhe

dark

reactions

of

photosvnthesis

were

disccvered

t'r

:

(a) Embden

and N'{eyer

[b)

\le\ in

Call.in

(c) Krebs

(d)

Parnas

23.

Geufoos

.+i;Clgi,g

gir o$l$96arr@

:

(s,)

IAA

(+)

PAA

(g)

ABA

(Fr) NAA

\r

.

'Jmple

rolvn'h.li'

dL\in,

:

(a)

lA.A

(b)

PAA

(c)

ABA

(d)

NAA

24. Ca

pr6 [nr661]eir

esarp

rarp Geebsofleu

L6iTcrr

cor

-E

qD(56

ClLr

rgcir

:

(.el)

RUBP

(+)PEP

(g)

PGA

(Fr)

DHAP

The

CO2

acceptor

mclecule

folnd

in

the

Bundle

Sheath

cells

oI

C4

plant

i' :

(a) RUBP

(b)

PEP

(c) PGA

(d)

DHAP

2a.

,

6 $aa

"

r,$$

eir s6r'Is

''61.1

:

(sr) 0.36

(+)1

(g)

1.33

(")

U+ouppgr

The

respiratory

quotient of

malic

acid

ls :

(a) 0.36

(b) i

(c)

'l

33

(d)

InfinitY

www.kalvisolai.com


7/12

7

zeqs

26.

GlreirGL_neiu

L:rooGr

-

erg $o-6

$$ai

ror@GLo

$agdlpg

:

(et)

arerGrn

r9enne6

(g)

aoLorGrnsnanL-rFlur

($)

CtrlnriarllGerLb

(r,)

r+rarsoofla6

Pentose

phosphate

pathwa\.

takespiace

only

in

the

:

(a) Cltoplasm

(b)

tv4ftochondria

(c)

Pero;tisome

(d)

Chtol.optast

27.

Glo:]iremaxrGseqeiir

aroirp

GL:ueo7

e$l

(9rsLr

r@$$uorri

;

(.s)

G CgarL-irGeuainl

("+)T.D.

eoer6eeirGar

(S))

ggGenarn

(n)

L16s6ir6ru

The

ierm

'vernalization'

v,,as

lirst

introduced

by

:

(a)

G.

Haberlandr

(b)

T.D.

Lysenko

(c) Kuruso \,'a (d)

Dickens

28.

oiu 16

qrLr

Grnen

Lofleir

_._

o 6$91

6lrprr@6pg.

rer

(l

ref

SoE

Lb Gpr

G

,

i

(g)

eiu16TLrGrneomftoi:

dlrfl8uiorr;

(@l)

arr16[LrGrr6i)o6oiu

grflGunGl6ueiroiu

(

n

)

oiurG)1r

G-nenLo6en_r

6loretf

aGar

Sh-eptomycin

is obtained

frcm

_-

(a)

Penicilliumnoratum

(b)

Shcptomyces

griseus

(c)

Streptom],cesaureofaciens

(d)

Streptomycesvenezulae

29.

LD6irLb

DEgLb

LL6t

6gAsg$i6n

@9$gl

6rq@irr

ru_eiug)$p,r

r@Lo

rD(gp$r

_._.

(-:;t)

r$g?rdi6nt6i'r

(q)gu9meneit

(S)

Lonn"".Liafr

(r-r)

$einGleor

-

drug

is

used for

mental

and physical

str-"ss

relaxaiion.

(a)

Digoxin

(b)

euinine

(c)

Morphine

(d)

Ginseng

30.

"6rrG6"

erelrr

l$)Lit rog]uremLi

Spaoar

6pnp6e

ateu$g

punrfl6ellu@dp5l.

(et)

Gsr'geoLo

(+),.,O5p1

er$eog

(@)

e1R6 (r-r)

peuBsrareu

'Sake'

is

an

alcoholic

beverage

prepared

by

the

fermentation

of :

(a)

Urheat

(b)

Cottor

seert

lc)

Rlce

(cl)

Groundnut

ri{rrdw.

ka

EvE

$e

i

a i'

C

o

rm

|

$plLrqo

/

Turn

over


8/12

3843

ugSl

-

SlSECTIoN-B

Odl,f,

6r6olo.rGurgl6u$leoorrp5lo0ornriaqg66o,9eoruafltioeqLb.

15x3=45

Note:

Ansr^,er

any

fifteen

questions-

31.

qg8rfluri

6ruri

gf1$gan ereiiipneu

eretrem?

or@$5l6otu@

p19s.

What

is

called

auihor citation

? Give

an example.

:2.

LoneuGerdlu9lair

dr6o5uurLo

@areuoou

erqggLs.

Mention

the

systematlc

posilion

of

Malvaceae.

ss. floirGlgaofla$uoiu

Looq$ppncir

ereinpnel creiran

?

What

are Syngenesious stamens

?

34.

rne0GoLoefu

areirpncl

ereirein?

er@$5l6onL-@

pgo.

\{4rat

is

poll,gamous ? Give

an

example.

35.

LIG[rLGLr66i5leuLb

@enrGleuofl

ereinpnel

ereirien

?

l4/hat

is

proto\ylem

la.nna

?

36. dc6nn6

dl6irnu

rm .

Define

Genome.

37.

una$lrqain

6GlnGonGenr-0ein

LrLb

ar6DDIbSl

lnomoooon6

1gfl.

Draw

dre

structure of

polytene cl,romosome

and 1abel

the parts.

38.

lrr+u-rriisti

6r6inp[6iD

6r6itr6i1?

\Mlat

is transcription

?

39.

U)6r)6&'g

gL0p6D

6r6inDr6i

6r6ijr6ir?

DeIine splicing.

40. Luqlflur

SpeoroLrrnrisib

ereirpneu ereineu

?

W

r.rl

is meant

b)

bio

remedi,tion

l

rritww.

kalvisolai.Gom


9/12

3843

41.

42.

45.

ea6(q66luLl

+Dp6l

6r6inpr6l

6r6i,r6ir

?

Define

er1etgy

of

activaiion.

oorid

Gs

.

d6i-e

,6l6ir

o-.t

OGlLorr$p

s

D6inLrc.

6i_

"

U.og6.

Wdte

the

overall

equation

oI photosynthesis.

@rgei'-

o9ailerreo

u

orao

7ug.

Define

Dark

reaction.

6npdl6l6in

oelne$$)ein

e6)l re

n:q

prqorgie

elrp5].

5ntr6Idrlb

e,gt.

The

respiratoly

quotient

for

anaerobic

respiration is

infinity.

Give

reason.

grio{lgGai$p

unoiulrfl

oTrror6

areingnel

areiiran

?

14hat

is

oxidative

phosphorylation

?

46.

=l1116l$16

etr-6leu$$ri,r

qGpgl6

greirg

arnplergludu

o,slaroroqoeoor$

p19s.

Write

any

three

physiological

effects

of

abscisic

acid.

47.

g6rfl

65it6Dpig]6 Lb

ouorlu.rg.

Define

photopedodism.

48,

goflrilpelrLb

6r6iirpn6i

6r6iJr6ur

What is

vemalization

?

49.

zu9

riLt6

l n1goir

G)sneiroron

oreirpnci

oroino

\{4ut

is

meant

by

bio-piracy

?

43.

44.

50.

CleneunorLir

6rr.E6[p5]6in

W

te the

medicinal

uses

L,olg$5lar

u

ueiireeoar

orqg5Ls.

of

Solanum

niglum.

WWwkalvisotai'6orffi

I

$l6Lrqo

/

Turn

over


10/12

10

843

u66

-

g1/sECTroN-c

(gdnH

: (i)

cr6r:dcurg1d

6r(,

e,9cnr6oqgdg

o.9laor

p1gs.

.gerSgoh

e9


11/12

59.

60-

61,

I1

s84g

:*T

*-*o

GlLrlp

gnerqrt,aerftdt

se,onriGtsn6t60

opnrqg$pefi

r f)

a156+Lona

Cive

a

brief

account

of

herbici.le

resistance

in

transgenic

plants.

"gpdl

g;fl

rneiurrflsneml$$[rqLb

op 6u9


12/12

3843

66. DNA

sl6DrDLr6ou

6,916r-rfl.

Des.ribe the shucture of DNA.

67. pt6rf$51s,

otr6niLrLql6in

gtEuLr6rlL

Geu-.lel

gt rr

roroeo6n 6rEl6fi6(go

(urniee;ir

Gp eoor ullcleooo

)

Explain

the basic techniques

of plant

tissue

culture.

(Diagrams

not

necessary)

6s.

Glpr6]56ir

GleuonfgLb

or9p$arp

o$ontsgd

Gorun@aaoen

or5)orrdgo.

Explain

the

theodes

oI enzyme

action.

69.

61trLr6iD

*g$Au9eu

$)eqgrb

efleoc"rearar or 1o.

rfl

(orllorr;;oLb

.slaiog1

ereolurLb)

Desc

be

the

sequences

of

reactions

of Kreb's

rycle.

(Explanation

or

flowchart)

70. Luqfl

*qb

oeinpnd

6r6iir60r?

LLrq fl

rqroooflein peireoLooeoon a,9orri1ge.

What

are

biofertilizers

? Describe

the trenefits

toom

biofertilizerc.

ffi,tralcdsolai.corn

L2

Plus Two March 2014 Botany Question Paper

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