Rajasthan Board Class 12 Question Paper 2024 Geology

RAJASTHAN BOARD

QUESTION
PAPER
2024

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Zm_m§H$ Roll No.

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Sl.No. :

No. of Questions – 20
No. of Printed Pages – 11 SS–43–Geology

Cƒ _mÜ`{_H$ narjm, 2024
SENIOR SECONDARY EXAMINATION, 2024
^y-{dkmZ

TEAR HERE TO OPEN THE QUESTION PAPER
GEOLOGY
g_` : 3 KÊQ>o 15 {‘{ZQ>

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

narjm{W©`m| Ho$ {bE gm_mÝ` {ZX}e …
GENERAL INSTRUCTIONS TO THE EXAMINEES :

1) narjmWu gd©àW_ AnZo àíZ-nÌ na Zm_m§H$ A{Zdm`©V… {bI|&
Candidate must write first his / her Roll No. on the question paper
compulsorily.
2) g^r àíZ H$aZo A{Zdm`© h¢&
All the questions are compulsory.
3) àË`oH$ àíZm| H$m CÎma Xr JB© CÎma-nwpñVH$m _| hr {bI|&
Write the answer to all questions in the given answer-book only.
`hm± go H$m{Q>E

SS–43–Geology 5035 [ Turn Over

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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.

5) àíZ-nÌ Ho$ {hÝXr d A§J«oOr ê$nm§Va _o| {H$gr àH$ma H$s Ìw{Q> / AÝVa / {damoYm^mg hmoZo na {hÝXr ^mfm
Ho$ àíZ H$mo hr 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) àíZ H$m CÎma {bIZo go nyd© àíZ H$m H«$‘m§H$ Adí¶ {bI|&
Write down the serial number of the question before attempting it.

7) àíZ H«$‘m§H$ 16 go 20 ‘| Am§V[aH$ {dH$ën h¢&
There are internal choices in Question Nos. 16 to 20.

SS–43–Geology 5035

3
IÊS> - A
SECTION - A

~hþ{dH$ënr àíZ :
Multiple Choice Questions :

1) {ZåZm§{H$V àíZm| ‘| {XE JE ghr {dH$ën H$m M¶Z H$a CÎma nwpñVH$m ‘| {b{IE :
Write the answer of following questions in answer book by selecting the correct
option :
i) {ZåZ ‘| H$m¡Zgm H$maH$ Anj¶ Ho$ {b¶o CÎmaXm¶r h¡ - [½]
A) dm¶w ~) {h‘ZX
g) ^y{‘JV Ob X) Cnamo³V g^r
Which factor is responsible for Weathering -
A) Wind B) Glacier
C) Groundwater D) All of these
ii) nopÝO¶m Ho$ Mmam| Am¡a ’¡$bm {dñV¥V ‘hmgmJa H$m¡Zgm Wm? [½]
A) n¢Wmbgm ~) AQ>bmpÊQ>H$ ‘hmgmJa
g) àem§V ‘hmgmJa X) {hÝX ‘hmgmJa
Pangaea was surrounding by which ocean?
A) Panthalassa B) Atlantic Ocean
C) Pacific Ocean D) Indian Ocean
iii) ¹$m©Q>² g H$m amgm¶{ZH$ g§JR>Z h¡ - [½]
A) Si2O6 ~) SiO2
g) SiO4 X) BZ‘| go H$moB© Zhr
Chemical composition of Quartz is?
A) Si2O6 B) SiO2
C) SiO4 D) None of these

SS–43–Geology 5035 [ Turn Over

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iv) ‘moh H$s H$R>mao Vm gmaUr ‘| Ho$ëgmBQ> H$s H$R>mao Vm h¡ - [½]
A) 4 ~) 3
g) 5 X) 2
Hardness of Calcite in Moh’s hardness scale is:
A) 4 B) 3
C) 5 D) 2
v) ߶mboZ‘w m ‘¡½‘r¶ AmH¥${V H$mo ³¶m H$hVo h¢ - [½]
A) bmonmo{bW ~) b¡H$mo{bW
g) ~¡Wmo{bW X) {gb
Bowl shape Igneous structure is known as
A) Lopolith B) Lecolith
C) Betholith D) Sill
vi) {ZåZ àH«$‘m| ‘| go S>m¶OoZ{o gg H$m ^mJ Zht h¡ - [½]
A) g§hZZ ~) à{VñWmnZ
g) nwZ…{H«$ñQ>b X) CËn[adV©Z
Which is not a part of Diagenesis process?
A) Compaction B) Replacement
C) Recrystallization D) Saltation
vii) ’$moam{‘{Z’o$am H$mo {H$g dJ© (³bmg) ‘| aIm J¶m h¡ - [½]
A) gmH$m}S>rZm ~) ñnmoamoOmoAm
g) âbo{OboQ>m X) ‘oñQ>rJmo’$moam
Foraminifera comes under the class-
A) Sarcodina B) Sporozoa
C) Flagellate D) Mastigophora

SS–43–Geology 5035

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viii) {ZåZ ‘| go {H$go {gamo{hZ ‘| aIm J¶m h¡ - [½]
A) Q´>mBbmo~mBQ>m ~) BH$mBZmoB{S>¶m
g) J«oßQ>moOmoAm X) bo{‘{b~«|{H$¶m
Which of the following comes under Acephala -
A) Trilobita B) Echinoidea
C) Graptozoa D) Lamillibranchia
ix) Jm|S>dmZm ‘hmg§K ‘| {H$gH$s ~hþVm¶V h¡? [½]
A) OñVm ~) hram
g) H$mo¶bm X) Mm§Xr
What is abundant in Gondwana Super Group?
A) Zinc B) Diamond
C) Coal D) Silver
x) ‘bmZr Am¾o¶ g§Om{V H$s MQ²>Q>² mZm| H$s Am¶w {H$VZr Am§H$s JB© h¡? [½]
A) 105 H$amoS‹ > df© ~) 75 H$amoS‹ > df©
g) 55 H$amoS‹ > df© X) 35 H$amoS‹ > df©
The age of the rocks of Malani Igneous suite:
A) 1050 Million Years B) 750 Million Years
C) 550 Million Years D) 350 Million Years
xi) am°H$ ’$mñ’o$Q> H$m ‘w»¶ CËnmXH$ joÌ h¡ - [½]
A) Pm‘a H$moQ>S‹ >m ~) Zr‘M ‘mVm
g) {nnbmoXm X) YmZnwam
Main producer of rock phosphate is -
A) Jamar Kotda B) Nimach Mata
C) Piploda D) Dhanpur

SS–43–Geology 5035 [ Turn Over

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xii) {Oßg‘ H$m amgm¶{ZH$ gyÌ h¡ - [½]
A) Fe 2O 3 ⋅ H 2O ~) CaSO 4 ⋅ 2H 2O
g) C6H6 X) P2O5
Chemical formula of Gypsum is-
A) Fe 2O 3 ⋅ H 2O B) CaSO 4 ⋅ 2H 2O
C) C6H6 D) P 2 O 5
xiii) hÿda ~m§Y {ZåZ ‘| go H$m¡Zgo àH$ma H$s loUr ‘| AmVm h¡ - [½]
A) J«{o dQ>r ~m§Y ~) AmM© ~m§Y
g) ~Q>ag
o ~m§Y X) Cn¶w³© V g^r
In which category Hoover Dam comes?
A) Gravity Dam B) Arc Dam
C) Buttress Dam D) All of these
xiv) {gbrH$mo{gg H$s ~r‘mar {H$g àH$ma Ho$ n¶m©daU j¶ H$m ZVrOm h¡ - [½]
A) IZZ joÌ ‘| O{ZV ~) ~m‹T> go O{ZV
g) ^yñIbZ go O{ZV X) ^yH$ån go O{ZV
Which environmental depletion causes silicosis disease?
A) Mining related B) Flood related
C) Landslide related D) Earthquake related
xv) Jmobm^ AnaXZ H$s AmH¥${V {H$g MÅ>mZ Ho$ gmW OwS‹ >r hþB© h¡ - [½]
A) g§J‘a‘a ~) MyZm nËWa
g) J«Zo mBQ> X) ~mbyH$mí‘
Which rock is related to the formation of the spheroid shape due to weathering -
A) Marble B) Limestone
C) Granite D) Sandstone

SS–43–Geology 5035

7
xvi) {ZåZ ‘| go nmXn Ordmí‘ hmo gH$Vo h¢ - [½]
A) O‹S>, VZm Ed§ n{Îm¶m± ~) ~rO’$b
g) namJH$U X) Cnamo³V g^r
Plant fossils from the following.
A) Root, stem & leaves B) Seeds / Spore
C) Pollen D) All of these

2) [a³V ñWmZm| H$s ny{V© H$s{OE :
Fill in the blanks :
i) ZXr Ed§ g‘wÐ Ho$ g§J‘ ñWb na .............. ¶m .............. ~ZVm h¡& [½]
_______ is formed at the confluence of river and sea.
ii) {H«$ñQ>b g‘wXm¶m| Ho$ dJm] H$m dJuH$aU .............. na AmYm[aV h¡& [½]
Classification of groups of crystal system depends on _____.
iii) Am¾o¶ e¡bm| H$m {Z‘m©U ‘¡½‘m Ed§ bmdm Ho$ erVbZ Ed§ .............. go hmoVm h¡& [½]
Formation of igneous rocks from magma and lava by the process of cooling
and _______.
iv) gm‘mݶV… H$m¶m§VaU ‘| Vmn‘mZ .............. VH$ hmoVm h¡& [½]
________ temperature is present in Metamorphism.
v) .............. D$nar Jm|S>dmZm H$m ‘hËdnyU© nmXnmí‘ h¡& [½]
_______ is the important plant fossil of Upper Gondwana.
vi) g‘wÐr A{M©Z ‘| Md©U H$s {H«$¶m Ho$ {b¶o ‘wIÛma na AgmYmaU ê$n go {dH${gV, e§H$w AmH$ma Ho$ g§¶Ì§
H$mo .............. go OmZm OmVm h¡& [½]
In the sea urchin an apparatus at the mouth for chewing is known as _______.
vii) S>Ho $Z Q´>no MÅ>mZmo H$s Am¶w .............. ‘mZr JB© h¡& [½]
Age of Deccan Trap rocks is __________.
viii) H$mo¶bo ‘| H$m~©Z, hmBS´>mO
o Z, gë’$a, Am°³grOZ Ed§ .............. {dÚ‘mZ hmoVo h¡& [½]
Coal contains Carbon, Hydrogen, Sulphur, Oxygen and ________.

SS–43–Geology 5035 [ Turn Over

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ix) CnbãY ^y-Ob H$s A{YH$V‘ gr‘m H$mo .......... Am¡a ݶyZV‘ gr‘m H$mo .......... H$hVo h¡& [½]
The maximum limit ________ and minimum limit ________ known in the
available ground water.
x) h¡‘Qo >mBQ> A¶ñH$ ‘| bmoho H$m .............. à{VeV hmoVm h¡& [½]
Percentage of Iron in Haematite ore is ________.

3) A{V bKwÎmamË‘H$ àíZ :
Very short answer type questions :
i) "gwZm‘r' H$mo n[a^m{fV H$s{O¶o& [1]
What is ‘Tsunami’?
ii) ^«e
§ {H$go H$hVo h¢? [1]
What is fault?
iii) Aï>’$bH$ H$m {‘ba g§H$o V ³¶m h¡ - [1]
What is Miller’s parameter for octahedron.
iv) H$moB© Mma H$m¶mÝV[aV e¡bm| Ho$ Zm‘ {b{I¶o& [1]
Give names of any four metamorphic rocks.
v) BH$mBZmoB{S>¶m ‘| n[a‘wI H$mo n[a^m{fV H$s{OE& [1]
Define Peristome in ichinodermata.
vi) nwamOrdr ‘hmH$ën H$mo H$ënm| Ho$ Zm‘ {b{I¶o& [1]
Write names of Periods of Paleozoic era.
vii) H$mo¶bo H$s JwUdÎmm H$mo H¡$go Xem©¶m OmVm h¡? [1]
How to explain quality of coal?
viii) Ho${bna bm°qJJ {H$go H$hVo h¡? [1]
Define caliper logging.

SS–43–Geology 5035

9
IÊS - ~
SECTION - B

bKwÎmamË‘H$ àíZ :
Short answer type questions :

4) ^yH$ånr¶ Va§Jmo H$mo g‘PmB¶o& [1½]
Explain seismic waves.

5) H$moUr¶ {df‘{dݶmg H$mo {MÌ g{hV g‘PmB¶o& [1½]
Explain Angular unconformity with diagram.

6) {g{bHo$Q> H$m ñdVÝÌ MVwîH$moUr¶ {g{bH$m g‘wh g‘PmB¶o& [1½]
Write about Independent Tetrahedral silica group/Nesosilicate.

7) ‘¡½‘m Ho$ Am¡gV g§KQ>Z H$mo {b{I¶o& [1½]
What is the average composition of magma.

8) {eamoYmZ g§aMZm ³¶m h¡? [1½]
What is Pillow structure.

9) b¡‘b
o r~«po ÝH$¶m Ho$ ~mø H$nmQ> H$s AmÝV[aH$ g§aMZm H$m {MÌ ~ZmH$a Zm‘m§{H$V H$s{O¶o&
[1½]
Draw a diagram of the internal structure of the external shell of Lamellibranchia and
label it.

10) {edm{bH$ g§K H$s Ordmpí‘H$ {deofVm {b{I¶o& [1½]
Write the importance of fossils of Siwalik period.

SS–43–Geology 5035 [ Turn Over

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11) Vm§~o H$s VrZ à‘wI I{ZO A¶¸$mo Ho$ Zm‘ d amgm¶{ZH$ gyÌ {b{I¶o& [1½]
Write three ores of copper with their chemical composition.

12) AÕ©Xm~rH¥$V Ob^¥V H$mo {b{I¶o& [1½]
Write about semiconfined aquifer.

13) AmM© ~m§Y H$mo g‘PmB¶o& [1½]
Explain Arch dam.

14) ñ’$moQ>JVu VWm dmVm‘H$s g§aMZm H$mo g‘PmB¶o& [1½]
Explain vesicular and Amygdaloidal structure of Igneous rocks.

15) I{ZOmo Ho$ ^m¡{VH$ JwUm| H$mo {b{I¶o& [1½]
Write the physical properties of minerals.

IÊS> - g
SECTION - C
XrK©CÎmar¶ àíZ :
Long answer type questions :

16) dm¶w {ZjonU go {Z{‘©V g§aMZmAm| H$m dU©Z H$s{O¶o& [3]
Explain the structures formed by wind deposition.
AWdm/OR
{df‘{dݶmg H$mo n[a^m{fV H$am| Am¡a BgHo$ dJuH$aU H$mo {MÌmo Ûmam g‘PmB¶o& [3]
Define unconformity and give classification with suitable diagram.

17) H$m¶m§VaU Ho$ H$maH$mo H$m dU©Z H$s{O¶o& [3]
Describe the agents of metamorphism.
AWdm/OR
’$moam{‘{Z’o$am H$s AmH$m[aH$s H$m g{MÌ dU©Z H$s{OE& [3]
Describe the morphology of foraminifera with suitable diagram.

SS–43–Geology 5035

11
18) amOñWmZ H$s ^rbdm‹S>m ‘hmg§K H$s MÅ>mZm| H$m dU©Z H$s{O¶o& [3]
Describe the Bhilwara supergroup rocks of Rajasthan.
AWdm/OR
^maV ‘| noQ>´ m{o b¶‘ {dVaU H$m dU©Z H$s{OE& [3]
Describe the distribution of petroleum in India.

IÊS> - X
SECTION - D
{Z~ÝYmË‘H$ àíZ :
Essay type questions :

19) Wma ao{JñVmZ H$s CËn{Îm H$m dU©Z H$s{OE& [4]
Write an essay on the origin of Thar desert.
AWdm/OR
H$m¶m§ÝV[aV MÅ>mZm| ‘| H$m¶m§VaU Ho$ àH$mam| H$m dU©Z H$s{OE& [4]
Describe the kinds of metamorphism in metamorphic rocks.

20) BH$mBZmoB{S>¶m H$s AmH$m[aH$s H$m g{MÌ dU©Z H$s{OE& [4]
Describe the morphology of Echinoidea with suitable diagrams.
AWdm/OR
amOñWmZ Ho$ ^y-Ob H$s ì¶m»¶m H$s{OE& [4]
Explain the groundwater status of Rajasthan.



SS–43–Geology 5035

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