Botany Mock Test 3

8/10/2019 Botany Mock Test 3

http://slidepdf.com/reader/full/botany-mock-test-3 1/12

IAS Prelims 2009 Solved Paper

l.

2.

3.

4.

j _

IIDT NY

With referen

ce

to env

ironm

ental pollution.

consider the l

(l

llowjng s tatetllen

ll;:

I.

Ac

id ra ins 'e<mscd

by

~ S o

nl

y.

2.

Whilt S 2

j;;

hi

g

hl

y injurio

us

lo

plan

ts.

N01

i , ~

oot

in

jurio

ll

s

to plant:>

.

Wb

ich of lh

l'l

statements giv

eyj above

is.'

ar

e

con-

eel'/

a. l

onl

y

b. 2 o

nJ

y

c. Bo

tl1

l and

2

d. Neither 1 nor

2

"· d

Cons

ider

the

foll

ow

in

g stilteme

tll$:

1. nacre

a

re

no

xeroplytic epip

hy

tes.

2.

There

e

11

0

epiph Hie o

rcb

id

s.

Which uf the s.tatem

en

ts giv

en

abo

ve

is/arc

c

orr

ect'

a.

1

only

b.

1

o

nl

y

c. Hoth 1 ami

2

d. Neither 1

nor

2

e

l. Lignin

co

ntains long-c

hain fatty 3Cids

:/.

, C

utin

l$ ;a Cl l'

lx

>l

ly

lir

all pnlyn•et·.

Wbich

of lh

<

statements given ah lj

are

co

n·ect?

n.

l only

;f

. 2 only

c, Rnlh l and 2 ...

d.

Neither

1

nor

2 'CJ

e. I

Consider lhe fnll slal tmenis:

J.

Jcs in f

<::c t.

roo ts lo

ycorrh

iza

.

2.

r

oo

ts

take up 11utri

enl

' i l " ~ IJafected roots.

taiements

giv tlll

ab

ove

i;J

/

nr

c

l i l l l

. . . l . ~ ~

n1

y

c. Both l and 2

d. Nci

th -r

1 nor 2

e. b

Com i

ci

er the following pairs:

Pl

aflt

-

Area

of atured occum mce

s

1. t u l a u t l l i ~

-

\\ 'e;;tem

Himalayas

2. D t : n d . r o

~ l a m u s

,\ blabar region

strictus

- Temperat

< :

l.o

le

6.

7.

s.

melanoxylon

Wh

ic

h of the

j>ll

.I 'S gi

ve

n

ahove Is/

ar

e

ComlCI1

y matched?

II.,

1

only

b.

J

2 o

nl

y

c..

2

n d

o

nl

y

d

1.

2 alld

:1

l '. .. ....

Match

L

w

ith

,a and g

inge

r

a

o il

an lemon g

rass oil

B c

5

I 2

b. 2 I

c.

2 1

d,

J

2

( . -.

Consider Ut

e fo

llowing

stalcm.:

ot

s:

I.

R u ~ l

dise:.ses ;arc c

:n1sc

d by

Ua

e fungi

of o.r

der

U

redina

1

es.

4

~

l U l disea

ses ar

c c ;tused l' Y the fungi

of orderUs tila

g

iJHal

es.

Which of the

giVt:tl

o v e .

are corr

ec

t ?

a. 1 only

h. 2 on I)'

c. Do tb 1 an.d

2

d..

Nei

ther I nor 2

c.

c

Co

n

si

der the

t

oll

owing

s

tat

emen

ts:

1.

Ag

robacter ium

t w n e f a

• i ~ :a soi1

bacterium .

2 . Agrobac.tedum tumtlL1

Ci t.a1S

can lnf

uc

r

the

p1anl ill th

e

juncti

on bet

wee

n roo t

and stem (crown) onl

y.

\\lhicll nf

l;he

sllltemenl• g)vet.• ahove is/ao·e

co rroct7

3 l u

nl

y

1, 'J onl y

c. Do

th 1

and 2

d. l our 2

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19

20.

2

1.

23

·

2

c. b

.J

2

3

4

4

MaJch Llst-1 wit

l1

List-n

and

select lite

cosrect an swes u.5ing the code given below

lists :

Li

., t-1

F

ru

jt)

A.

r\o;ne

B.

C)'llSela

C. Fillllcle

D. Siliqua

Lilll-ll (Plant)

I.

Ca otmpis

l

N

el

utnhium

:).

Mustard

4. l'ridax

Code:

A B

it

2 1

b.

]

4

c.

3

I

d. 3 4

e b

c

D

4

3

I

3

.I

2

I 2

Deo-gllo-woo-gen is tb.e name of a varl<Jty

vr:

a.

R.iw

b.

W h ~ 1 t

c. Maize

d. Chi

na

,>,ras$

\; . a

V

anillin". a p

opu

lar

tlavoUI

·

ic.e

is

obtained ~

J

~ ~ - ;

a. L&af

b. Latc;x

c. 13;lrk.

d. Pruit +

" · d

e.

wll

.ich

one of the

,

" 'l'lnu

ttcls

is used '?

Wl1ich

one

of

following J l l ~ n t s

is

a

sour

ce l l chewing gum, the basis uf

chcwin:g gum industry '

a. Ilwea brasiliensis

b.

AC<(cia

senegal

c, Alecl ca

te.:b

u

d.

Ac

hms zapota

e.

b

25.

26.

28.

2.9

.

30,

uc

1

one o e

to wmg

pn II S o

tree

s p e c i e Is a

representative

of tropical wel

evcrg

rt:en fore.sts

in1nd

i

n?

;s. p t ~ ~ - o c ; s g n m d i l o r u ~ and Hopca

n d o r ~ t a

b. Cuprc:ssus lnrulos3 aud Picea mtwioda

utilis. tmd Diplel'llearpu$

grantliJJorus

c.l. 13C•Swellia

se

Trata and

Anogc:;lssus

latifolia

e. c

Wu lwi

ts

c

hi

a

sn

irfib ilis. unc

P'-cttliar g y m

n

o s p t : n n o u ~

nn.ly in:

11, South W e ~ l Afrk

b. Western

Ausu·a

li

c.

Rajmahal hi . r

d.

West Ind

ies

is s

hown

A parlitula:r plant has various atlaplatioM

nnmely. (i) presence of soft spongy stem

(ii)

(lrcsllTtce uf 1 ir cavities in tlse leaf (iii)

lteavv redustion Qf vascu

lar

tissues

and

(lv) absence uf'cuticle in lh<l epltlermls.

Fu

which

group tloes

ll1

e

plunt

belong?

n. Hpipyle

h. 1ly

dr()

pil) 1.e

c. Xerophyte

d. ll:i.lopbyte

e, b

P l a n t ~ w

hi

.ch grc1v IJn U1e fort:sl J l o o ~ in

tmpic;sl r

ain

forests h.a1·c:

a.

.Leaves 11itb lb.ick

cuticle

h.

:)uccuJenl small e a v e ~ ;

c. Large ligh t ~ - e 1 l J 1 ~ v e s

d.

La

r,gc,

dark

grce11Lc:rves

e.

d

Which one

of

the

following groups of

gases

contribute

to

the

gfe<::nhouse effe-c

t 2

:t . N

H

OJ.. R3S

b.

N01 co,

o ~

c

c1

t \ 2 0 so2

d.

0 .;. C

H.. n

nd

CO

e c

What i ; ~

L e correcl

order in whicli the

roJ low .ng four pl3nt species occur

011

the

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33

.35.

lll lf ~ Y l 1 ' ~ 1 ' 1 U l f \ · OJn oe

.foothilltu lhe alpine zone upwards?

J.

Pinus roxburgh.ii

2. h l n i p u

m ~ c r u p u d a

3. Pinus

wa

Ulcb.iana

4, S h o r e ; ~ robusta

SelecJ lhe

I.JOrre<:l

iloswcr u

;;

ing

th

e code

givo,;n bclo\\ :

3 , 4. l. 2. 3

b.

4, L 3, 2

c. 2 ,. 4.

J.

l

d. l, 4, 2.. 3

e.

wft.

Consider the following:

1. Coral reefs

2. Flood

J'l

ain.s

3. Mangrove areas

As per Ramsar Conwntlon, which u ' ~

abtJIIC is

l

:ore cownnl under U1 0 definition

of we11and;;'l

a.

b.

c.

d.

c.

d.

c.

e.

d.

c.

d.

l and

; on

ly

2·

am1

3 o

nJ

y

1

o

nJ

y

l .2and3

n m t ~ t r a t . e Ute occurrence

p n perms

in th

e po t t ll of:

~ ~

(', :

\vluch on.e of the following features is not

associa1ec1 will1

gra$Ses

'I

a. A l e u r o n c t L ~ s u e

b. S c t ~ l e l l u m

c. Cellular e

nd

osperm

d.

3-.:e

lled pollo;p

e.

l

37.

38.

39.

1

.

4L

a a muumum o l \ ~ many mctOuc

d i v i

~ i o n s are required to

form

100 sexunl

s ~ . : < l d s

?

· 5

b. 50

c.

100

d. 125

c.

ln

ypems

De

oJtlr

op

tl toe

3 Zen

Code:

A

B

a.

I

b

]

I

c:

.

I

3

d.

2

. d

is

c

-

2

2

..

The advcntii:e cmryo i n i t i a l in cimiS

d i f f e t ~ l l i a

a, Retbre pollination

h Aile£

pollina

ti

on

c. Aftt:rfert

il

izntion

d. After the divisionofzygo te

e. a

What i;; un ique abuul the embryogenesis

Pa.::onia

?

.

ln

lrasem

iM

I

I;Irnwth

b. Long. dormancy

or

zygnte

c. Free nucle

ar t fvi.<;fo

ns in the T . y g o ~ e

d,

QbJi400

division of the qgo l<o

e. d

lt1 lh.e l ) s p e r m n u ~ ~ e e d s the growth of

the embryo staru:

a.

ConcWTen l-y wjU

, the

endosperm

b. lkfure the endosperm starts gro\\ing

c. After lh.: end osperm has started

growing

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42.

43.

44,

45 ,

Which one of

th

t: luUowing

stru..:tun:s

arises fru rn the

fl

mjculus during po;;l

(ertiliz.alion development oflhe ovuic·

a. ( ' ~ c u n c J e

b. Aril

c.

Operculum

d.

Periwerm

e. h

fn sporopbytic

selb'

locomj)alibility.

S

1

S

1

plants w u ~ t l d be c c u n p ; ~ with the plan ts

c ~ c r r y i n g ,

a.

StS

1

b.

SJS1

c. hS3

d. S t : > ~

e. b

Which

one of the

lo

ll

owic

g

types uf

i n f l o r e s c e t t c e i ~ found

inl3anana'l

•t.

Ca

tkin

b. Corymb

c. Sp:ld.i:lr

d. Spike

l.is l used ve

pr

op:r

l

ntion )

.1. Plower bud

2.

RJtizome

3. Runner

Co

d..:

J

n

1

.3

m1g_iospem1s

normally

arter

re

rtili7..al.iom

<L Ti

cc zygo

te v i t i ~ < S

bcJ(m.: lh.e divis

io

n

of

U1e

primary endospcnn.

b. 11 1':

primary

e n d o ~ p e n n : ·

n u c l e u . ~

di

Yidt.

-s

before Ute division

of

lbc

zygote-

c. Bo U1 the zygute and the pnmary

cqdosperm nuc leus di\'ide

simultaneously.

47 .

48.

50.

5l.

o 1 e -zygoru an 1C J1f

ry

endosperm nucleus. undergo a -resting

p<iriod and

l b ~ n

divide.

Sirnult:mcousiy,

e. a

Tn na1ure. the qrchid

e e L _ ~

germinate

on

ly

in association

u. MyxomycctC S

h. M_ycorrhi

7..;

c

r<

13

1ue green

algae

d. Acltnomycetes

e. b

Restriction o;nzymes

cm£lneering because:

JJ.

They can

jo

ON"\

f r ~ g m e n t . s

h. They can

al

a specific

targ,cls

t< >

can _ ,

e bJrmJill

eozvmes

·.

'c .

c)

nc

of fo

llowing term s

a

ibes

the jncrease

in

the

performance

t cross when two

differen(

iqb ced l i n e

u:rc

c r o ~ ~ o o

o. Herurozygotic

b. Heterosis

c.. Heterogametic

d. Homogametic

c.

b

Hardy-Weinberg equilibrium refers

to

:

0\. S l ~ b l e

mubt

inn f.1c-tor for

.s

peciation

and

evolution

b..

Popu ~ l i o n

Mendelian

go: e t i c

laws

.,.volulionary praceo ss

\)I)

to in terpret

c. 1\ lic;,w

geogr< phic-

mces key

con tri.but<lrs to divergent. evolutionary

t . ; n d e t l ~ i e

d. Random b u t i n n ol' species in time

and

spncc

e. b

McselsDn and Stahl used an isotope to

d.:monSIJ'ate

se

mi-consei'Vati

ve nature

of

D

NA duplication.

Whi

ch

iso to

pe did

lhe)'

use?

b. . p{

J1 p

0.

d.

'

'N

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53.

55

~ 0

57.

a,

a.

b. Cy._:a

dales

b.

man)

c. Bel\llettilaks sirunens

d. C'onifeml

f<\l

c.. Gyuohasic style and

four

ovpfes

P. a tl

.

Two l i g m a s and

regular

coro lb

What S

tl1

e correct sequ._:ncc

irt

which

lht:

c. c

fo

Uo

w.illg

p l a n 1

n p p e ~ r e d on the eal1lt 'l S >.

W i l b ~ n r n n i f e r ~ b e l o u ~

to U1e tiunily:

L Rhyn.ia a. Malvacea.e

1

Williamsonia b.

1 \ . f n o i b c a . . :

.:1.

Ly irtotlr.:ndnl1.1 c. Solanacca..:

'

J.

Magnolia d. Sten:uliaceae

Selee the cocrecl n ~ w e r

u ~ i n g

the.

code

e. t '

given below: 60. Whid1 one of the \ pmrs is

a.

l,

2, 3 .t com:clly ma1 ched?

b.

1, \

2, 4 a , So lanaceae

, condit1on

c.

L

3

4 b.

Malvace

ae : ng esloug condition

d. 1. 3.

J.

2 1.1. Br;u;sic<lccaiJ:

•ntnnuus

coodilioo

e.

d

~

~ ~ ~

' ' ~

J I ~ l e r 3 1 v ~ ~ c l l l . ; ~ hun;;lley occur

•

which one of the

lo ll

owl

n

:unilies'?

6 1.

C'

s lle

t o llnwing

pairs.:

a, Crudfcrac h l o e : Invo lved

in 0

1

v o l u t i o n

b. Gn1mineae;: .nng photQ lyntbesis

c. Solanaceae ·on : Constituent of cytochromes

d. C'actaceae _. Sulplmr : C'otJstl :u:e•Jt of coe.v:yme A

..;, a Which of

tho;

pairs giv

en

above t

PheUoids differ from

phc1Jcm

coils .in : corrcc.tly .matcltcd'l

a. Lacking Ut e t ~ b e r i n l l : • e a. 1 ~ n d

2

only

b. Lacking the lignin deposition Jj h. l and 3 only

"'- Having a dil'f.,renl orlg,n . . . c. 1and 3 ~

tl.

Bcmg-1hc product

of

c:a

mb

al

•

lt

v d. 1.2 nnd

:1

a e. d

The phetloger•

prnduce$

: ()2. \Vh;tl is

llie

edlhJe paxl in Jacld'rui 'l

a. PheUodctm

lo

wnr

<ls

J . Tfullamus

Sl'co

o.d;u.

y :-.")'

let

war

b. Ov;try (ripened)

b. Phellodenn ds c. Perianth and ~ e e d

~ l ' ) u e r s f d e d. Flc.:shy

aril

c. its

outer nnd

<;.

if

·"ir:Qi lil OWard its inner si:de 63. Wllidt one of

1 u ~

following

geuerd

sltows

d, rwn

r;;l.

5 nuter

and

v e s ~ e l 3 .in 1\ylem?

x-y lem towards its

inn

er s.ide a. Cycas

,\ ''ll..,.,hvo

whorls Qf ~ m e n ore inserlt:d

in su.ch a

way tlJ.al

the members

of

the

outer

IV.horl

qre opposite tl1e p ~ l q

~ n d

innor whul'l uppus

ih

: the pela s., the

comlil

l.on

is

known as :

a.

D h l l o ~ ~ e ~ n o n o u .

b.

D i a d c l p h o u ~

c. D i c l y n ~ m o y s

d. OhdjploN

1emon

ous

c. a

64.

b. Pinu"

c.

Gm:n11

n

d. M a r s i . l e ; ~

e . c

\Vhich one of ihe lo llgwing ls

tlv

·voitl of

n n c l c u ~

n.

Marure

sieve

element

b. Guartl ccUofstonwtn

..:.

Co leuchytlw cell

d. Co

mpanion

ce ll

c. a

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67.

68.

n. er w

nk

r s l;re

s$

, t e v e l l

Q p

:tre

fouud Lo contain higher concentmlmn o

f"

:

a. Gihbcfd l

lc

acid

b.

Cy tvknins

c. Au.:ins

d. Absc

is

ic acid

'· tl

Wilb

rdl'\)ren

cc

to

c.

PaUn

vay of

ph

otosynth

esis.

'

lt

ieh one

f

the fo

ll

owing

s

bt

ements is not co

tT

ed?

a. Ahnos pheric C O ~ is accepted

by

a 3-

t arbon.compound

b.

Tlu:

JtrSL

product

fonne.d aOGr

atm

cJs

phel'ic

C:O

,

as

slro.lJJ tf

on is

acid

c. 1\ W

ic

:

Cl

d

is

l:rP

r

iJi

porte4 from

m e

p h

y coell

s

In

bundle she

atJ1

e

d. The c:llv

ln

cycle lakes ,pla..:e in bundle

shea

th

ccllM

b

a.

b.

multi

-ceJ

iuJar

c.

d.

b.

•

.

d.

state

men

ts ;

l c j a t J

c)f fatty ad ds i

nv

olves

oJ'

v

0 2

to

l

bO

nod

ot I NADH and 1 PA.DH: .

each

:teet

y'l

C'oi\

pro

du

ce

d.

2.

In

plant seed s tornge tissue,

th

e

eOZ)

mes

associated witb

p-oxidDt

io

n

are Joc;.

ll7e

d in 1 1 1 i t o c h o t \ d r i

Whi

ch

of

lh

ll

·talemenls given above is/

arCCOJTCCl?

a 1. ouly

b. 2 only

c.

Roth l and 2

tl.

Neither I nor 2

70.

71.

72.

74.

75.

76.

e. a

rs

ab

sorbed

m ~ r i l y in

the

form ul' ortho-phosphak

s.

bot

in

which

fo

rm

doc::s

it u C

in so

il

?

a.

M o o v

only

b. v

o

nl

y

c. T rival

c,11l

J.

Both monovalent and divak11t

e. c

'P

h

os

phorus a$

32

P is one of

the

rad

io

active

•sotnpes commo

nl

y u

se

d

to

biological.

~ t u c l i

ft

s half-Jjfc :

1

.

14

da

ys

h.

~

cL'lvs

c.

8.07

d

aYs 0

:·2I l l ) ' ~

\ co

mpo.:t

itiv

in

itur

or

y

n < . ~ -

d j l l t c d

lhys.iol 1:1

nlr

cs

puu

sc

is:

a. Car o fl• ide

h. d

d

ll..

u A human chrom oso me can

c

in

bacterial cell

b. The

m m

of gene

o n

id

eoti

o.1l in

h u m a n and

ba

ct

OJ

ia

c. Bacterial cell

can

carry oul

the

RNA

splicing

o n

d. n1c genetic code is

uni

versal

c. tl

\Vhich one of lbe followirtg bacteria bas

fouud ex-tensive tt

se in genetic engbteerins

work fnplant

s?

a. AgrobaciLTium tumefnci

.:

ns

ll.

Clostrid.itnn

septicum

c. Xanlbomonas citl'i

d. ; ~ c i l u coaguJens

e. a

Which or th

o:

foll

ow

in

g codons do not

e - c i h

nmino acids

(lnd

kn >W

n M

non

se

nse

co

cl

o ?

a.

GUU

. Gl

X

.

GUA

b. 1JAA UAG,

UGA

<l. Gt U GCC. GCA

d

OO

tt. GGC. Gt.rA

c.

b

\\lh

k iJ

one of

(he

lo

llowi

ng

h:chniques is

employed to

detect

the

proteins

of a

particuhtr

a. W

cslem

blotting

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77.

7R

c

Con$ider

the

fo

Uo

wing s t ; ~ t e m ~ ; : n t s

l There no s e > . . " ' ~ l repf'()dttction n

blue-gr"loln a l g a ~ :

2.

There arc no marine ~ p c c i : < . : s of bloc-

green algae.

Wbich

of the statements givm

ab

ove is;are

correct?

a l

Ottly

b. 2

only

c. Both

J

and 2

li

.

Nei

lh

t:r 1 nor 2

e

a

L o d i c u l e ~ represent lhe red11c

ed periaoth

in:

a.

Sedges

b. r < ~ s s c s

c.

Rushes

d.

Co

mposites

e.

b

i J. Distant bybti.dizalion studjes Indicate

IlLli

c nctm:st

rttl>llivl.'

or Wheat, among

to llow ing.

a.

S

or

gb

um

b.

Oa t

c.

Rye

d.

Rice

e.

b

80 . Cl nslder

th

e

f o l l o w

I

proteins

2.

arc correct

/

a. 1 unly

b. 21lnJ v

c, Oolb l aud 2

essentiAl for

proliferate through the

fission of p r e - ~ i i . s t i n g

giwn

abovu is.

d Neither l nor 2

e.

c

Fungi wi tltout sexual or perfect stages

are

classified

:t

s :

S4

-

85.

a.

ty.-;oruycetes

b.

Dt

JID

fl

lOillY4. Cb.:

·S

c. Dcutcromycetcs

d.

Ascomyc,;tes

f.l.

C

Consider the fo[lowillJp;tau:;menl-•

I, A.u:xil 1\:h• a

role

in debying lhe onset

ofleafabscission.

]

1AA

is

synlh

es

ized

prinuril

y

in

I

he

I O O L ~

Which oflhc ~ ~ l i : m c n t giv ·

corre;l ?

a, 1 onJy

b.

?.

only

c.

Boll

.1 1and

d. Neither 1 no

._.,

e.

d

~

List-II

nntl

sdect

th

.:

v

a : e ~ e

2.

Brass

a c ~ ; : a ~ :

' As

tcraccae

4. .Poaceae

5,

Apiaceac

Code:

A

[3

a. 2 4

b.

2

3

(,),

1

•I

J. 3

:·

b

In

whi:ch o11e

bet.eroqysts

seen·r

u. NostOi:

b. Ch•1ra

c. Pol}slphonla

d, Spi:rogyra

"- a

c

D

5 I

4

[

5 2

J 2

of

U1e following. are

Wltieh

one

of the

fO

llo

wi

ng is a r n o t l e s ~

f o ~ s

pl11nt

?

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IAS Prelims 2009 Solved Papera

b.

c .

Rhynia

d. W i

lliamso nia

c

ln tl e

spotnphytc nf

arc h

esporium

o r i g i n a frn tn

a End

othecium

b.

Endoth e liu m

c. Am

philln:caum

<L

P

edtho:ciuna

e c

ll7 . C on

si

de

r th e

foiJo" ing :

1. Selagi

neiJa

2 .

lsoctcs

3

J\lurs

h;a

l

..\7.olla

1 3 r p

90.

b

.

c.

d. Paraamin

obenzoi c acid

e -

W bl

cb nrte Qf

the follo

wing

ts th

e cOtTe.:t

seq

uence of

th.e thre

e cell

o l l e ~

invoL\ ed

in ph

otore,piration

'l

;t.

Chloropl l$t

4 o c h o n d r

i o n -+

e r ~ ; ~ x i s o m e

b. P ~ : T o x

i s o m c

~ 1 i t o e h u n d r i o

Chlo

ro pL il

M:ilochondn

d. M

i.lochond

Chloroplast

W hi c

h

of

UHl ab

o , ·c arc h

el<:rospoallus

L

pteridophytes'/

a . 1.

2

and

3

on

l y

b.

2, :

uul

4 un

y

c. la

nd 4 onl

y

d . 1

.2 .J nnd4

('

, d

Ma t

c

h

L

is t I w

illa l . is t· ll :

and se lec t

2 .

3.

a

b.

2

c.

3

d . 3

e.

c

B

-l

I

-l

I

"ria

tJu.:

tic 3 1 1 3 ~ T O b

l ~ T I

a n ~ c r

o b i c bJctcr ia

c

I )

3

j

3

2

•

Which o

ne o f tla

e

fol

lowin g chetn i

cll ls is

used for co

n

vcr

tmg

iron

into absorbable

lo

nn

by

pl;mt

s?

~ o r r e c

u.

1 o

nly

1 L

7.

ouly

c. Both

I

an

d 2

d. Neilher lnor2

e.

c

9: .

Titc p

rcx:c··• o f

p h l o r c ~ p i n • l i o n in

p l ~ n

l

eads

to

:

93

_

a. Rel

e

3S

e of mhanc

ed 1.:,

·\l

ls of

( ()l

b

Rem oval of as

tc m etabol it.:s

c.. Lowerin

g or

the

e f f i c i ~ m c y o f

pho losy

nlh etic carh

on fixation

d

. nhanced

pl

ant

y

ie

ld

t

.

c

1,\Ttth referen

ce

lo

phu

to

sy nlla.:si

s

in

higher

pla

nt-s. which one o

f the f

ollowing

s

t t

m nts

is co rrect?

11te C3 Pa

th\\'D) re<1

ires 2 1 A I P

m ol

ec

ul

es

or

tho:

• y

ttlhesis

•

f one

mukctdc of

glu.:ose.

b . T h ~ C

4

l

1

a ili1

1 ay ac,lu.in:s

3 11 ,\ J'P

molecul

es

l\ 1r

th

o

. ~ i s or OII

IJ

o

lec.u Ic ofg luc

ose .

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94.

95

97

c.

bundle sheath

to mcsophy

ll

d. In CJ Pathway. six mole.:ules- of

phosphoglyceraltlebyde and lwn

o c u l e ~

nf ATP are requ.

ir

ed to

re

ge

nerate

R11BJ?

.

e.

c

\Vltich one of lh

ll li>il

owin

,g

slalemcnls

rc f.trding lhe pbotop-eriudism in pl11nls is

norC0f1"CC

I

'J

a.

ln plants. Ute phytochrome is involved

in

measuring tbe lengtlt ofday.

b. Phyt

}C

hromc

o n t a i n

protein u.

nd

St lphur.

c. Xanlhium slrumarium is a long

da

y

plant

and

il

llow<.{S if

nights are s

h.orl

et

I

han

4

hours.

.

"· n u

mi.

c

nlUllb

4tla JI.:;

'

atomic we ight.

cl. D i l l : ~ · e n t almnic num

aiOmic weight.

f'

_

A.

+

The

y 1 ~ r o s taUs..

~ i S l l · develqped

wflhlu

a.

osmosis and/or

ibilioi1 .1.a,exert

,o

d on it s.

"all

is:

e. d

Wll ich

on e of the ti)

ll

o

win

g enzy mes is

u o ~ Q c i a t c d with the conv.:rsicm of nitrate to

nitriLe m the cytosol?

a.

Nitrate redudase

b.

Ni

trite

re.

ductnse

c. Glutamine sy

ntlu1

se

d.

Glut;unnl

e;;sy

ntha

se

98.

99

.

e. a

Which one oJ' thu fo

ll

<.l\\ classes of

pigments is not found

wi thin

the

v JloroplasVehJOmalophore m

phoLO

synt.lwli.: c

ul.n

ryot

c?

o

t . e n

n

Ao

thocyan if l

c .Pitycocyanio

d.

Phycoerythrin

l

'.

b

With t n l : tu

( l ~ : ~ o n the t'ol

I.

.Proposa

of

2. D

is

cove

ry

of

polymcraJ;.:.

3 . h m

c.

d

l

ur

RN A

TIH photoperiod required to induce

llowering is rd l rred

to

'\. Shott

-dn

y leng1h

b.

L o

n

~

- d . t

y

leng

th

c..

Cri

t q

l da y length

d. Jnlcrvening ligbl period

e c

101

W

hi c;

h oue

of

the fo

ll

owing

ba

eteri

:' iH

associ.;lled

wl

U•

th

e

d

ga(l netnalo(le

(Anguilla $p.) responsible for "E:•r Cockle

ofwheat'•l

11 .

Clavibn

-=t

cr tritici

b. r w i n c.arto vo ra

c. C

Ja

vihacler

rn

lc;lrlg;J.nense

d.

.Rul,Loniil so

lanacearum

e

·

102. JV(;llch Lis t- Twith List IT ;md suk'ct. the

CO in.

C

t

anBWI.T us

in

g tl,

..,

codu

¥ ~ 1 1

belnw

the lists :

List I (Nl

nh

' of the

.l\.

St

e m

rotof

paddy

B. Wilt of co lton

C.

R ~ d

rot

of

s·

ug;m

::3

ne

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Erwirua

carotovora

2. C'olletotri tJhmn tl lcatum

•

Fusarium uxysporum

4 ,

Sc .;rotlutu oryzne

o c l e

A B c

D

a.

3

4 I

2

b.

'I

3 2

I

c.

'

-t

2

I

d.

4

'

1 2

e. b

103 . Heterospory and origin of seed l1abit was

n o t i c ~ : d

forlhe

L T ~ t tlm1.:

in :

J .

[s OCtt.:S

b. Lycopodium

c..

Selaginel la

d. MarRi

l

ea

e.

c

104.

Wh

ich

one

o

the

following l•ryophyte

ha

s

s

tomata

present

in

tht: sporophyte?

;t. Riccio

b. Dumortiera

c. Marchantia

d. A n t l

O C < : I

C

d

l05. Rcscl]llnC.

an active alkaloid

from :

106.

:l'. Airopa belladonna

b. Calharnntlius r

os

us.

c. Digitalis Jlll'll

re

+

d.

- ~ - . . .

e \ ·

n:l

~ a J

(HI SS)

inerl.(195S)

c. Braun (1959)

d.

Gulla

and Mabeshwnri (.1964)

<

. a

107. Consi

der the follawing statements:

Liokage is a phenomenon lo \Vlcich

1. linked gene.does not

show

independent

segregation .

lOll.

tle

mtensJty o

ln

. age et\veeu

two

g o : : n ~ : s

s directly proportional

to

thu

distance betwe.en them.

3. the effecl of linkage is more clearly

noticeable

in

buck-cross generation.

.

the f r e c l

l l ~ Y

of recol lbina ion

between ~ w o Unked genes qrUJot

excet;£

1

5

0°'..

\\lltich.ofthe

statements given above is/.are

com:ct?

:1 J only

b. 1 artd 4

c. 1, 2 nnd 3

b.

c,

d. 5 rnnp i l s

e. a

109. Wlto for lhe

fw;t time

<.:Xpcrimcntally

demonstrated Lbat

only

DNA

of

Lhe

bact.:riophagc

en

ten. the hust cell antl not

ll1e p b ~ g

[lrotein'/

a. ]3eadlt: af]d T

atu

m

b. Jacob and i\ lonod

c. Luria and Delbruck

d. l:len;lu:y

~ n d

Chase

d

l Hl , T h ~ diploid

chroroq;;.on1e

Jl

U

fill er of

th

e

garden p i ~ is 2N

= 14.

How many

difiereui trisomies could be fanned in this

:t.

7

b. 14

c.

l

d. ~

e. a

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a.

by

tbe

b

.

non

-condo.:

ns..:d

t n O S I J l l ~

C.

E3

ch chrmnosome t

hou J'

3llparently

loul..s

Ilk..: a ;i

nglc ihrc3j ,

1

> u a U y

mndc up

oft

wo

threads .

d . Tho chrom

osome is i ~ h in 01\A

.

, a

The centr

omere or pnm

ary

con

J>trictJOn lhe

ch

romosom<.: con

tains

rin

gs

r

protein s that

are inlimJt

e ly 3Ssocilltod

with a spin

dle

libr

c. 'These

rings arc l l . : d

J

a. Cen

trioles

b. Sec

ondary constri

ctions

c.

Aste. s

.

d . Kin etochore

d

• . 2 4

b. 2

8

c

d.

115

.

rol-.:n o.:hromo<omal

ettds a re

3nd

Lend to fmc . I lnwwCT

.

lhe

en

d,

of inl3ct

o.:hromo<nm.:

s

ar..:

stublc a

nd do

not fu

se:

in

of o s ~ ICC

of Nt\ lia

;a5c

in the nu

clt:us . \Vlticlt o

f the o w i n ~

coultl e,-t[l

lain tbe st:•hllity nf

~ o m a i

end

s'/

u. resco

ct: o c.:o om

..:nc

se

q ucncc

s

h. P I"GC

nce or repeale<

l SOCfUC

nccs

c. Pn:s c

nce of p t : e i l i c

nu:mhrnn t: a

round

th e chromoso

mes.

d.

P r e s e n c ~ of

eJomeric sequ

ences

1 .

d

I JCi. Se

mi-conservati

w rcp li.:a

tion of

.:ubryotic

genet ic m

ntc:nal

first

demons

trated by fayl

or el a1 u;ing roo

t tip

cells of

117.

memb

rane?

:1 .

b.

•

I I

the followin¥

e , U J C I

I t e i . ~ s u e

fonns U1c

outcrmnst

l

a

yer

11f

endo s

p erm in m a b

2. A

le urone t is su

e he lps in l h ~ ;

nutrition

ofembryo

dnrin

g germination

.

Whic

h oflhe sta tem

e

nt

s given ~ h o v

isl :•ro

correct?

a.

I only

b. on ly

c:.

lloth I nnd 2

d. Nei

t

her l

nor 'J

e.

c

l l J .

Which

ooe ofl11e

folio,,

ins ~ s o e b

i oot

a

nutritive tis sue'?

a. T3p

i:lum

b. En

dospc:nn

c.

Endothelium

d. F..tldQtlle

ciu(l'l

l .

d

J

2 0 .

The

protein

in

lhc

poll<:n

all

1 ~ 1

s c ~

; ~ l l c r g y

is con

tributed by :

a . Exine

b. Po

llen cytoplasm

c. Tapetum

d . lntinc

l

1

•

c

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Botany Mock Test 3