Pre University Board 2009 P.U.C Physics, Chemistry, Maths & Biology Biology e/y - Question Paper
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 dartrto, rtodoftd Sft.
6 co * y t
ii) art rtodo,d oXrt>o aedaartod),-
- I (,5)
- a
X> ft drtrt ddodX odo dd ro> odo daX6d< JOft : 5x1 = 5
1. C 3 d ddzrtrd JjJdrartod d>d ftd odooXodod ,Oft.
2. da.S.d"' O}adododdeo ?
6 ti
3. yao," 0oddeo ?
4. XeS$ J ddo da.za.aft.
_o _o c 6 6
5. ftda-aX/d ( Vein loading ) 0oddeo ?
- b
X> drtS drad)dadd) drtrt ddodX 2 ood 5 daX6rt> JOft:
5 x 2 = 10
6. saoo4 <dort>oct ddoO.
7. Xeaedo Xed"X,d/d oddad d fteXdo rtodoftd Jdo,
e) ca 4 t y t
ddoO.
8. Xeda"rt>o doJo oXedartb d/d aardad dos" wdd XododoJ d ?
_D
9. d> dtf 0oddeo ? on? e," 0oddeo ?
10. tygyde e" doJo dooyades" en> 0ddo dJarto $ft.
11. ,,/> ty,dra 3/dodo 0ddo doJrto, ddoO.
- c
X> d/d)d"add 5<o@ drtrt dSdd ddodX 200 - 250 ddrt>< dddoO : 4 x 5 = 20
12. dzeXeO d,yadort> d/d)dadd do <dort>o >ddoO.
13. d, adoXdo nad,,&r 0>dooXdo ftdaoJdo dOft.
CO J Cfi c
14. a.0\0. ddadti/rtod dasr ,odX\}a >dado don.
15. a> Xrrt$rt o&doJ X>A ddrtrt dart Xa :
a) 05a?F {od
b) 0odar {od
c) Jdd a>Xr
d) dood a>XF
e) deatio a>X r
16. onadd S.tio tio JoJ,qado don.
v 4 e; cp ysr> t
17. aasJDs d0o3rt$,od on> JJ,do doO. do,3,o ed} ddd doe
co oi t 6 co
d0}ado edod ti/S)ad a<o@ wa6 ort>o don.
I. X>A drt>0, ti/S)ad o d, Jon : 1x5 = 5
18. rt .yaSn," Stiotio ti>e&ad daaJjdrfo do0. 5
y cp ZS > d L
19. X> A d)rt5ad rart > 0r Xa : 5x1 = 5
a) Bonao X*& JoJ,qadS ,o e&J ,,leX.a*rt>o dtieA,oja d.
a) yo co co t t <=i >
b) BeX ,,.n> dort <o drto rt>o ,ad/,daA S3 X.o.doJ d.
> co r\ r\ 6 _d u *J eJ o
c) {pd a>rt>o doJo ladrto ti/o3,X satiord d/doJd.
d) J$ ,oXeJ aodesad ( Non-ambiguous ) daAdo Jd.
e) e d,d/rad da,atioaX d,rt,drt> >Xood ,,.rt>o rodoJ d.
* ti y aO 6 -o
djdjdod XRn>,3 d/j)
II. X>A ti/d)add o dn Jon : 1x5 = 5
20. aXd> ,,.d 0tib Bd neXtio Boddad J,do ddo, artrto rtodo3n.
6 cs> y t t
5
21. a) dJdodx ddtio oddadJdolddo, artrtSon 2
b) ad > ,,yaod doJo Xd> ,,5aodn> do ti/d)dadd coa<o_@
6 6 <*
c) djd ,dodr ( Maceration ) 0oddeo ? 1
d>A dnn dodda odb dd dda odb dad6d< JO : 5 x 1 = 5
22. doadrJ do, ( Reflex arc ) 0oddeb ?
23. odaxedj* drarJoJb dddd d(bO.
24. db> aedb dadbb 0odde ?
co
25. dba d ddbrt> ( Germ layers ) d/d ddOod dbdb> Jjd/rtbJd ?
26. dbdD$a&beddra 0odeb ?
- f
d> drt>< d/>d)dadda dnn 2 Ood 5 dad JO : 5x2=10
27. rt drodbd 3/dbdb d/>d)dadda aco@ dbSJrtb d(bO.
28. d Oeya, d adbbd ( Test-cross ) 0od de ? dd dbSJ-db $.
oOk oa oS
29. d&d dbbo dyadbrt> db d/d)dadda 0ddb dJartb d d/s.
30. rtoeddraaod ed dpd6J dbrib>ddb d/d)dadda 0ddb dOraadbrt>b $.
31. dba dr d/ertd, aco, yadrart>b .
* 6 6 ot
32. de 0oddeb ? de ,odd\}(b d/d)dadda 0ddb dartb $.
- g
d> d/>d)dadda 4 dnrt d,daodda@ dpdad 200 - 250 ddrt>, d(bO : 4 x 5 = 20
33. dba>J,& a$d oddad dartrt>b rtbdbd ddb, dO.
34. d/d dd da.dOOdb (Doublecirculation) >dOn).
CO 0 oi <=i
35. daed-dod ,>,bd d/>d)dadda db d,daJrt>bct dJb
ddaodb d,daJd odb sadbrdb $.
36. a) dadbd o,dbd ddrt>oddeb ? dadbd o,dbd dadb
odb dad}dbb $.
2
ot
b) ddod a&d/rtb>ddb d/d)dadda a<b@ dOraadbrt>b d(bO. 2
c) J $ ddJ ( Genetic diversity ) 0odde ?
1
37. dood" ,Odd >d ><ooXoo dOft.
CS> R
38. doyrao 3,<o<o ed add}<oo dOft.
y y cp r
e)rt - H
I. X>A dn /dddd o d, 3,0 ft : 1 x 5 = 5
39. d/d %t}Fort d.d, <o rtrt>o rtodoftd oddd 3, doO. 5
6 cp ot V
40. a) eeld 0odde ? 1
b) 3&o,eo3rt (/dddd <o@ y3drart>o d d/S. 2
c) rteO</rt ydradd eoo ,Oft. dertaodooi>rtod 0ddo
ot
d,rart>o 2
<*A cR
II. X>A /d)d o d, 3oOft : 1x5 = 5
41. ddjo ncd d fteXo rtrt>o rtodoftd oddd do ddo, dOft. 5
42. a) $(o 3o3ort> doo >a 3o3brt> do /d)dd 3o@
d,3,,rt>o doO. 2
6 6 oi
b) braodsd ,<oo 3o3 oddd rtrt>o rtodoftd do doO. 2
c) d* dodd* edXert> 0 y,3 d ? 1
* co _o
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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