Rajasthan Board Class 12 Question Paper 2019 Agriculture Biology

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No. of Questions – 30 SS–39–Agri. Bio.
No. of Printed Pages – 07

Cƒ _mÜ`{_H$ narjm, 2019
SENIOR SECONDARY EXAMINATION, 2019

TEAR HERE TO OPEN THE QUESTION PAPER
H¥${f Ord {dkmZ
AGRICULTURE BIOLOGY

àíZ nÌ H$mo ImobZo Ho$ {bE `hm± \$m‹S>|
g_` : 3¼ KÊQ>o
nyUmªH$ : 56

narjm{W©`m| Ho$ {bE gm_mÝ` {ZX}e …
GENERAL INSTRUCTIONS TO THE EXAMINEES :
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Candidate must write first his / her Roll No. on the question paper compulsorily.
2) g^r àíZ H$aZo A{Zdm`© h¢&
All the questions are compulsory.
3) àË`oH$ àíZ H$m CÎma Xr JB© CÎma-nwpñVH$m _| hr {bI|&
Write the answer to each question in the given answer-book only.
4) {OZ àíZmo§ ‘| AmÝV[aH$ IÊS> h¡§, CZ g^r Ho$ CÎma EH$ gmW hr {bI|&
For questions having more than one part the answers to those parts are to be
written together in continuity.
`hm± go H$m{Q>E

SS–39–Agri. Bio. 1331 [ Turn Over

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5) àíZ nÌ Ho$ {hÝXr d A§J«oOr ê$nmÝVa ‘| {H$gr àH$ma H$s Ìw{Q> / AÝVa / {damoYm^mg hmoZo na {hÝXr ^mfm Ho$ àíZ
H$mo ghr ‘mZ|&
If there is any error / difference / contradiction in Hindi & English versions of the
question paper, the question of Hindi version should be treated valid.

6) IÊS> àíZ g§»¶m A§H$ à˶oH$ àíZ
A 1 - 13 1
~ 14 - 24 2
g 25 - 27 3
X 28 - 30 4
Section Q. Nos. Marks per question
A 1 - 13 1
B 14 - 24 2
C 25 - 27 3
D 28 - 30 4
7) àíZ H«$‘m§H$ 27,28,29 d 30 ‘| AmÝV[aH$ {dH$ën h¡&
Question Nos. 27,28,29, and 30 have internal choices.

IÊS> - A
SECTION - A

1) MZo Ho$ ’$br N>oXH$ H$m d¡km{ZH$ Zm‘ {b{IE& [1]
Write the scientific name of gram pod borer.

2) amï´>r¶ ~rOr¶ ‘gmbm AZwgÝYmZ Ho$ÝÐ H$hm± pñWV h¢? [1]
Where is National Research Centre on Seed Spices Situated?

SS–39–Agri. Bio. 1331

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3) ewÕ d§eH«$‘ {gÕmÝV H$m à{VnmXZ {H$gZo {H$¶m Wm? [1]
Who introduced the principle of pure line?

4) H$nmg H$m "åbm{Z amoJ' Ho$ amoJOZH$ H$m Zm‘ {b{IE& [1]
Write the name of pathogen of cotton wilt.

5) AZma H$s {VVbr, nm¡Yo Ho$ {H$g ^mJ na AnZo AÊS>o XoVr h¡? [1]
Anar Butterfly lays their eggs on which parts of the plant?

6) ^maV ‘| nmXn amoJ {dkmZ H$m OZH$ {H$go ‘mZm OmVm h¡? [1]
Who is known as the father of plant pathology in India?

7) {d^Á¶moÎmH$ g§dY©Z Ho$ {b¶o nm¡Yo H$m H$m¡Zgm ^mJ H$m‘ ‘| {b¶m OmVm h¢? [1]
Which part of the plant is used for meristem culture.

8) {^ÊS>r ‘| nrV {eam ‘moOoH$ amoJ {H$g H$sQ> Ûmam g§M[aV hmoVm h¡? [1]
Which insect is transmit yellow vein mosaic disease in okra?

9) "Am¶[ae Xþ{^©j' Ho$ {b¶o H$m¡Zgm amoJ CÎmaXm¶r Wm? [1]
Which disease was responsible for 'Irish Famine'?

10) H|$MwE H$m ‘wI eara Ho$ {H$g IÊS> na nm¶m OmVm h¡? [1]
Earthworm mouth is located on which segment of the body?

SS–39–Agri. Bio. 1331 [ Turn Over

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11) amOñWmZ ‘§o ‘Ëñ¶ {d^mJ H$s ñWmnZm {H$g df© ‘| hþB© Wr? [1]
In which year, the department of fisheries was established in Rajasthan?

12) ^maV ‘| "J|hÿ± Ho$ ‘moë¶m amoJ' H$s ImoO gd©àW‘ {H$gZo H$s Wr? [1]
Who discovered 'Molya disease of wheat' first time in India?

13) ‘N>br Ho$ Vob ‘| H$m¡Zgm {dQ>m{‘Z àMwa ‘mÌm ‘|§ nm¶m OmVm h¡? [1]
Which highest content vitamin is found in fish oil?

IÊS> - ~
SECTION - B

14) àmH¥${VH$ daU Ed§ H¥${Ì‘ daU ‘| Xmo AÝVa {b{IE& [1+1=2]
Write two difference between natural selection and artificial selection.

15) H¥$ÝVH$Zmer ³¶m h¡? H$moB© Xmo H¥$ÝVH$Zmer¶m| Ho$ Zm‘ {b{IE? [1+½+½=2]
What is rodenticides? Write the name of any two rodenticides.

16) OrdmUw H$mo{eH$m H$m Zm‘m§{H$V {MÌ ~ZmB¶o& [1+1=2]
Draw a labelled diagram of bacterial cell.

17) {H$Z gyMZmAm| Ho$ AmYma na J«m‘-J«mhr Ed§ J«m‘-AJ«mhr OrdmUwAm| H$s nhMmZ H$aoJ§o? [1+1=2]
(H$moB© Xmo {~ÝXþ {b{IE).
On the basis of which information, Gram - Positive and Gram-Negative bacteria
will be identified? (Write any two points)

18) ^y«U g§dY©Z d namJ g§dY©Z H$mo n[a^m{fV H$s{OE& [1+1=2]
Define embryo culture and pollen culture.

SS–39–Agri. Bio. 1331

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19) Xr‘H$ {Z¶§ÌU Ho$ {b¶o eñ¶ à~ÝYZ Ho$ H$moB© Xmo Cn¶wº$ Cn¶m ~VmB¶o& [1+1=2]

Write any two suitable measures of cultural management for the termite control.

20) gpãO¶m| ‘| O‹S> J«pÝW amoJ Ho$ H$moB© Mma bjU {b{IE& [½+½+½+½=2]

Write any four symptoms of root knot disease in vegetables.

21) ‘Ëñ¶ nmbZ H$s EH$b Ed§ {‘{lV {d{Y¶m| ‘| H$moB© Xmo AÝVa ~VmB¶o? [1+1=2]

Write any two difference between monoculture and polyculture Methods of
pisciculture.

22) {nñgw H$m d¡km{ZH$ Zm‘ ³¶m h¡? Bg‘| {H$g àH$ma Ho$ ‘w§ImJ nm¶o OmVo h¡? [1+1=2]

What is the scientific name of flea? Which type of mouth parts is present in flea?

23) H$sQ> H$m H$f©U {Z¶§ÌU ³¶m h¡? H$f©U {Z¶§ÌU H$s {H$Ýhr Xmo {d{Y¶m| Ho$ Zm‘ {b{IE& [1+½+½=2]

What is cultural control of insect? Write the name of any two methods of cultural
control.

24) brda âbyH$ {H$g g§K go gå~pÝYV h¡? Bgo AnZo OrdZ MH«$ H$mo nyU© H$aZo Ho$ {b¶o {H$VZo na nmo{f¶m| H$s
Amdí¶H$Vm hmoVr h¡? [1+1=2]

Liver fluke belongs to which phylum? How many hosts are required to complete
its life cycle?

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IÊS> - g
SECTION - C

25) O¡d - àm¡Úmo{JH$s H$mo n[a^m{fV H$s{OE& H¥${f Ho$ joÌ ‘| O¡d-àm¡Úmo{JH$s Ho$ ‘hÎd H$mo Xem©Zo dmbo H$moB© Xmo
CXmhaU Xr{OE& [1+1+1=3]
Define the biotechnology. Write any two examples which show the importance
of bio-technology in the field of agriculture.

26) gyÌH¥${‘ H$m Zm‘m§{H$V {MÌ ~ZmB¶o& nmXn naOrdr gwÌ H¥${‘¶m| Ho$ H$moB© VrZ Zm‘ {b{IE& [1½+½+½+½=3]
Draw a labelled diagram of nematode. Write name of any three plant parasitic
nematodes.

27) ‘Yw‘³Ir H$s {H$Ýht Xmo Om{V¶m| Ho$ Zm‘ {b{IE& ‘Yw‘³Ir H$s amZr Ed§ l{‘H$ Ho$ à‘wI H$m¶© H$m¡Z-H$m¡Z go
hmoVo h¡? [½+½+½+1½=3]
AWdm
H|$MwE H$m Zm‘m§{H$V {MÌ ~ZmVo hþE BgH$m H¥${f ‘| ‘hÎd {b{IE& [1½+1½=3]
Write the name of any two species of honey bee. What are the important works of
queen and worker of honey bee?
OR
Draw a labelled diagram of earthworm and write its importance in agriculture.

IÊS> - X
SECTION - D

28) nmXn àOZZ H$mo n[a^m{fV H$s{OE Ed§ BgHo$ {d{^Þ CÔoí¶m| H$m dU©Z H$s{OE& [1+3=4]
AWdm
CËn[adV©Z H$mo n[a^m{fV H$s{OE& CËn[ad©VZ Ed§ CËn[adV©OZ Ho$ àH$mam§o H$m dU©Z H$s{OE& [1+1½+1½=4]
Define plant breeding & describe its various objectives.
OR
Define mutation. Describe the types of mutation and mutagens.

SS–39–Agri. Bio. 1331

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29) g’o$X bQ> H$m d¡km{ZH$ Zm‘, OrdZ MH«$, j{V E§d à~ÝYZ H$m dU©Z H$s{OE& [½+1+1+1½=4]

AWdm
~oa ’$b ‘³Ir H$m d¡km{ZH$ Zm‘, OrdZ MH«$, j{V d à~ÝYZ H$mo g‘PmB¶o& [½+1½+1+1=4]

Explain the scientific name, life cycle, nature of damage and management of white
grub.

OR

Explain the scientific name, life cycle, nature of damage and management of bar
fruit fly.

30) Zt~y Ho$ H|$H$a amoJ Ho$ bjU, amoJ OZH$ Ed§ amoJ à~ÝYZ H$mo {dñVma go g‘PmB¶o& [1½+1+1½=4]

AWdm
~mOao H$m h[aV ~mbr amoJ Ho$ bjU, amoJ OZH$ Ed§ à~ÝYZ H$m {dñV¥V dU©Z H$s{OE& [1½+1+1½=4]
Explain in detail about symptoms, pathogen and management of citrus canker
disease.

OR

Describe in detail about symptoms, pathogen and management of green ear disease
of bajra.

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SS–39–Agri. Bio. 1331

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