Pre University Board 2009 P.U.C Physics, Chemistry, Maths & Biology BIOLOGY (y) in Pdf - Question Paper
BIOLOGY(JULY) paper is in Pdf format below
Code No. 36
Total No. of Questions : 42 ] [ Total No. of Printed Pages : 8
June/July, 2009
( Kannada and English Versions )
Time : 3 Hours 15 Minutes ] [ Max. Marks : 90
( Kannada Version )
: i) rtJ.&d d rtDdDAd SA.
6 co * ct y ct
ii) rtDdD,d oXrt>D aedrtod)S<,.
- I (,5)
- a
X> ft drtrt dodX odD dd ddi odD diXd JOA : 5x1 = 5
1. C 3 d ddzrtrd JA/rtDd d>d Aud odd ,OA.
2. O}idDdoddeD ?
6 ti
3. 0oddeD ?
4. XeS$ ddD di,z>,aA.
_o _o ct 6 6
5. Aoi-aXed ( Vein loading ) 0oddeD ?
- b
X> djSrt /d)i- drtrt dodX 2 Ood 5 diX6n> JOA :
5 x 2 = 10
6. flO SIOD4 Drt>Dcl dDO.
7. Xeaeid XedX,d/d Boddid Bd Ae$X(d rtDdDAd Jdb,
e) ca 4 ct y ct
dDO.
8. Xerairt> dDJO oXerairt zd aQFdid wdd XodDdbJ d ?
_D
9. dtf 0oddeD ? on? e, 0oddeD ?
10. e" dbJo <dDyide en> 0ddD $A.
11. ,,.wrt>Y d,dra 0ddD dDJzrtD, dDO.
- c
X> /d)didd 5<o@ djSrtn dS6>d_)d dodX 200 - 250 ddrt>< dDO : 4 x 5 = 20
12. draeXeO d,yiDrt> /d)idd d dDO.
13. d, adDXD rod),r 0>ddXd AdioJdD dOA.
CO J cp t
14. Q.0.0. dSdsdOrartDd dsF ,odd\} adsSdSD ado.
15. ss> XFrt$rt S&do J X>AS ddrtrt driSoR XS :
a) 053?f {od
b) 0odSF {od
c) Jdd ss>Xf
d) dDDd ss>Xf
e) deSOD ss>X f
16. onsdd s.Od $da Od JoJ.qiSdSD ado.
v 4 y cp -X
17. doaDrt$,Dd on> JJ,dSD dDO. dD,,oed} ddd dDe
co ci ci 6 co
dO}idD edod Oraddsdd sscOj csS. ortS, ado.
I. X>AS Oraddsdd o d, JO : 1x5 = 5
18. n .ss," &dOd (e&ssd d;aaJ,dSD doo. 5
y cp y > d L
19. X> AS d$rt ssd rart > So, XS : 5x1 = 5
a) onso X*& JoJ.qiSdS ,o e&J ,,leX,aSrt>SDJ d<eA,DJ-s d.
a) yo co co t t <=i >
b) SeX ,,.n> dDrt < d>rtD n> ,sd/S,dsA X,,,doJ d.
> co r\ r\ 6 _d u *J eJ o
c) {pd ss>n> dDJ isdn izox ysODFds d/dDJd.
d) J$ ,oXeJ aodessd ( Non-ambiguous ) dsftdo Jd.
e) e d,d/rad ossOiaX d,rt,drt> >XDod ,,.rt>D csdoJ d.
* ti y aO 6 -o
ddod XRn>,3 d/j)
II. X>A O/ddsdd o d, JO : 1x5 = 5
20. aXd> ,,.d 0Od d e$XO oddid JdSD ddD, csrtrtSD rtDdo.
6 ca y ot ot
5
21. a) dJdod; d6d,pD oddsdJ,dDRddD, csnrt>DR,0ni 2
b) d > ,,5sod doJo aXd> ,,5sodn> SdoaS oO/ddsdd s<d@
d JSw,rt>SD &$*>. 2
6 6 ol
c) dd ,dDdF ( Maceration ) 0oddeS ? 1
X>A dodd odo dd > odo d>d6d<, tp : 5 x 1 = 5
22. da>drt do, ( Reflex arc ) 0odde ?
23. odedj* drartot dddd doO.
24. do> aedo didoo 0oddeo ?
co
25. do> d ddort> ( Germ layers ) (d/d ddOSod dodo>o tod/riotd ?
26. dodooeddra 0oddeo ?
X> A dn <d/d)d>dd dn 2 Ood 5 drt t,O& : 5x2=10
27. n>rodod 3/do<do <d/d)d>dd ><o4 ddt doO.
28. d Oey>, d ><dood ( Test-cross ) 0od de ? dd dodt,do
oOk C oS
29. d,d do to dy><ort> do <d/d)d>dd 0ddo dt, d d/S.
30. rtOeddraaod ed dpd6t dortond(do <d/d)d>dd 0ddo dO}>dort>o
31. do> dr dertd, ><o, s>drart>o
* 6 6 t
32. de 0oddeo ? de ,oddj}o <d/d)d>dd 0ddo
X> n /d)d>dd 4 dnn dodd ddad 200 - 250 ddrt><), doO : 4 x 5 = 20
33. do>t >$d oddd >rtrt>o rtodod t, ddo, dO.
34. d/d dd dadOs! (Doublecirculation) dO.
co _o &3 <=i
35. d eddPaod ,>,od <d/d)d>dd do d,dtrt>oR doto
dodo d,dtd odo yxdord
36. a) dxdod odod d;edrt>oddeo ? dxdod o<,dod d><do
2
t
b) $doodo <d/rtod(do <d/d)d>dd ><o4 dOra>dort>oR doO. 2
c) t $ ddt ( Genetic diversity ) 0odde ?
1
37. Do" ,oXd 3(DDX(DD 0.
CS> ot
38. Dy3,raD 3,<d<d ea adraDb, 0.
y zs t
e)rt - H
I. X>A </4ad) o 0 : 1 x 5 = 5
39. / %t}F0rt nartrtb, ribdb3n odrod dD0. 5
6 cp ot V
40. a) eel 0odeb ? 1
b) />4a>d) saoj yadrarto /Q. 2
c) rte0</rt yadraro> eDD ,0. dertaoDoiartD 0dD
ot
od.rart>b. 2
<A ot
II. X>A /)ad o 0 : 1x5 = 5
41. X/d naead e$X(D artrt>D rtDd oa dD, 0. 5
42. a) oDrt> >a oDrt> d /)ad a<D4
.sa.rtb, dD0. 2
6 6 ot
b) braoa dd od oa artrt>D ncb
dD0. 2
c) Xod eXert> 0 ya, ? 1
* CO _D
i) Draw diagrams wherever necessary.
ii) Unlabelled diagrams will not carry any marks.
Answer the following questions in one word or in one sentence each :
5 X 1 = 5
1. Name the first stable compound produced in C3 pathway.
2. What is Pasteur effect ?
3. What is callus ?
4. Define Wall Pressure.
5. What is vein loading ?
Answer any five of the following in 2 to 5 sentences each : 5 X 2 = 10
6. Write any four physiological role of gibberellins.
7. Draw a neat labelled diagram of T.S. of angular Collenchyma.
8. Name the speicific nucleic acid in which codons and anticodons are found.
9. Define growth. What is lag phase ?
10. Mention any two differences between prokaryotic gene and eukaryotic gene.
11. Write any two significances of diffusion in plants.
Answer any four of the following in about 200 to 250 words each wherever applicable : 4 X 5 = 20
12. Write any five applications of monoclonal antibodies.
13. Explain the transpiration pull theory of Ascent of sap.
14. Describe semiconservative method of DNA replication.
15. With reference to vascular bundle, define the following terms :
a.) Exarch xylem
b) Endarch xylem
c) Open vascular bundle
d) Closed vascular bundle
e) Radial vascular bundle.
16. Explain the technique of development of golden rice.
17. State Blackman's law of limiting factors. Explain any four external factors affecting the rate of photosynthesis.
I. Answer any one of the following : 1 X 5 = 5
18. Write the schematic representation of glycolysis. 5
19. Give reasons for the following : 5 X 1 = 5
a) Synthetic cytokinins are used in tissue culture technique
b) Axillary buds of many plants remain normally suppressed
c) Xylem vessels and tracheids are also mechanical in function
d) Genetic code is non-ambiguous
e) Excessive use of chemical fertilizers result in wilting of plants.
( Questions only from the Practical syllabus )
II. Answer any one of the following : 1 X 5 = 5
20. With a neat labelled diagram, explain the transverse section of monocot leaf. 5
21. a) Draw a neat labelled diagram of stomatal apparatus. 2
b) Mention any four differences between dicot and monocot stem.
2
c) What is maceration ? 1
PART II ( ZOOLOGY ) SECTION - E
Answer the following questions in one word or one sentence each :
5 X 1 = 5
22. What is reflex arc ?
23. Write the chromosomal complement of Klinefelter's syndrome.
24. What is rain water harvesting ?
25. Name the germ layer from which brain is derived.
26. What is desertification ?
Answer any five of the following in about 2 to 5 sentences each :
5 X 2 = 10
27. Write any four significances of fertilization.
28. What is test-cross ? Mention its significance.
29. List two differences between antigen and antibody.
30. Mention any two effects of urbanization for biodiversity depletion.
31. Mention any four causes for epilepsy.
32. What is wildlife ? Mention any two methods of wildlife conservation.
SECTION - G
Answer any four of the following in about 200 to 250 words each wherever applicable : 4 X 5 = 20
33. With a neat labelled diagram, explain the structure of nephron (uriniferous tubule).
34. Explain double circulation in man.
35. Mention any five hormones secreted by adenohypophysis and give one function of each hormone.
36. a.) What is endangered species ? Give one example for endangered
animal. 2
b) Write any four effects of global warming. 2
c) Define genetic diversity. 1
37. Explain Mendel's monohybrid cross.
38. Explain the process of spermatogenesis with schematic representation.
SECTION - H
I. Answer any one of the following : 1 X 5 = 5
39. Draw a neat labelled diagram of digestive system of man. 5
40. a) What is genotype ? 1
b) List any four causes for hyperacidity. 2
c) Name the causative organism of gonorrhoea. Mention its two symptoms. 2
( Questions only from the Practical syllabus )
II. Answer any one of the following : 1 X 5 = 5
41. With a neat labelled diagram describe the structure of V.S. of gastrula of frog. 5
42. a.) Write four differences between white fibres and yellow fibres. 2
b) Draw a neat labelled diagram of smooth muscle fibre. 2
c) Where are von Kupffer's cells found ? 1
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