Rajasthan Board Class 12 Question Paper 2025 Geology

RAJASTHAN BOARD

QUESTION
PAPER
2025

ANNUAL EXAMINATION

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Zm_m§H$ Roll No.

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Sl.No. :

No. of Questions – 18
No. of Printed Pages – 11 SS–43–Geology

Cƒ _mÜ`{_H$ narjm, 2025
SENIOR SECONDARY EXAMINATION, 2025
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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 7035 [ 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«$‘m§H$ 14 go 18 ‘| Am§V[aH$ {dH$ën h¢&
There are internal choices in Question Nos. 14 to 18.

SS–43–Geology 7035

3
IÊS> - A
SECTION - A

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

{ZåZm§{H$V àíZm| ‘| {XE JE ghr {dH$ën H$m M¶Z H$a CÎma nwpñVH$m ‘| {b{IE :
Write the answer of following questions in answer book by selecting the correct
option :
i) ZXr Ed§ g‘wÐ Ho$ g§J‘ ñWb na H$m¡Z-gr aMZmE± ~ZVr h¡? [½]
A) ÁdmaZX‘wI ~) S>ëo Q>m
g) XmoZm| (A) Ed§ (~) X) Prb
Which structures are formed at the closing point of river and sea?
A) Estuary B) Delta
C) Both (A) & (B) D) Lake
ii) n¥Ïdr H$s JhamB© ‘| {Og ñWmZ go ^yH$ånr¶ V§aJo CËnÞ hmoVr h¢ dh ñWmZ H$hbmVm h¡? [½]
A) ^yH$ån H$m A{^Ho$ÝÐ ~) ^yH$ånr¶ V§aJ Ho$ÝÐ
g) g‘wÐr - H$ån X) ^yH$ån H$m CX²J‘ Ho$ÝÐ
The place is known as, from the seismic waves start -
A) Epicentre B) Wave centre
C) Sea quakes D) Hypocentre/Focus
iii) gmoamo{gbrHo$Q> ‘| {g{bH$m… Am°³grOZ AZwnmV hmoVm h¡ - [½]
A) 1 : 4 ~) 2:7
g) 1:3 X) 4 : 11
Ratio of Si : O in Sorosilicate :
A) 1:4 B) 2 : 7
C) 1:3 D) 4 : 11

SS–43–Geology 7035 [ Turn Over

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iv) H$mbm A^«H$ {H$go H$hVo h¡? [½]
A) ‘ñH$modmBQ> ~) ~m¶moQ>mBQ>
g) goargmBQ> X) ’w$H$gmBQ>
What is Black Mica?
A) Muscovite B) Biotite
C) Serisite D) Fucsite
v) ~ogmëQ> e¡b H$m {b{¹$S²>g Vmn‘mZ {H$VZm hmoVm h¡? [½]
A) bJ^J 1050ºC ~) 790º go 820º
g) bJ^J 1200ºC X) bJ^J 850º
Liquid temperature of Basalt rock:
A)  1050º C B) 790º to 820º
C)  1200º C D)  850º
vi) {ZåZ ‘| go H$m¡Z-gr e¡b H$m¶m§V[aV h¡? [½]
A) {eï> ~) Jo~m« o
g) gm¶ZmBQ> X) XmoZm| (~) Ed§ (g)
Which one is metamorphic rock?
A) Schist B) Gabro
C) Syenite D) Both (B) & (C)
vii) no½‘oQ>mBQ> H$m¡Z-gr e¡b h¡? [½]
A) AdgmXr ~) Am¾o¶
g) H$m¶mÝVaU X) H$moB© Zht
Pegmetite rock comes under -
A) Sedimentary B) Igneous
C) Metamorphic D) None
viii) AnXbZr H$m¶mÝVaU ‘| à‘wI H$maU h¡ - [½]
A) {XìQ> Xm~ ~) Anê$nU à{V~b
g) XmoZm| (A) Ed§ (~) X) Vmn
Main factor for cataclastic metamorphism -
A) Shearing stress B) Resistivity
C) Both (A) & (B) D) Temperature

SS–43–Geology 7035

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ix) bo{‘{b~«{| H$¶m {H$g g§K Ho$ h¡? [½]
A) ‘mobñH$m ~) ~o{« H«$¶monmoS>m
g) BH$mBZmoS>a‘oQ>m X) ’$moam{‘{Z’o$am
Lamellibranchia belongs to which phylum?
A) Mollusca B) Brachiopoda
C) Echinodermata D) Foraminifera
x) {nWoÝW«mno g ‘mZd Ho$ Ordmí‘ H$hm± go àmá hþE h¢? [½]
A) ¶yamon ~) CÎmar A‘o[aH$m
g) Omdm d MrZ X) A’«$sH$m
Pithecanthropoids man's fossils are found from :
A) Europe B) North America
C) Jawa & China D) Africa
xi) ’$moam{‘{Z’o$am H$m H$dM ~Zm hmoVm h¡ - [½]
A) Ho$pëe¶‘ H$m~m}ZQo > ~) ~mbyH$m‘¶
g) H$mB{Q>Z X) Cnamoº$ g^r
Test of foraminifera is formed with :
A) Calcium carbonate B) Arenaceous
C) Chitinous D) All
xii) ‘mC§Q> Am~y J«Zo mBQ> H$s Am¶w ~VmB¶o? [½]
A) 145 H$amoS‹ > df© nyd© ~) 75 H$amoS‹ > df© nyd©
g) 25 H$amoS‹ > df© nyd© X) 95 H$amoS‹ > df© nyd©
Age of Mount Abu Granite is :
A) Before 145 Crore yrs B) Before 75 Crore yrs
C) Before 25 Crore yrs D) Before 95 Crore yrs
xiii) g~go A{YH$ H$mo¶bm g§ñVa {H$g g‘yh ‘| nm¶o OmVo h¡? [½]
A) ~mamH$ma g‘yh ~) AZwËnmXH$ g‘yh
g) H$ahma~mar g‘yh X) amZrJ§O g‘yh
Maximum coal bearing bed is :
A) Barakar group B) Baren group
C) Karharbari group D) Raniganj group

SS–43–Geology 7035 [ Turn Over

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xiv) D$nar {edm{bH$ g§K H$s ‘moQ>mB© h¡ - [½]
A) 1800 go 2400 ‘rQ>a ~) 1800 go 2100 ‘rQ>a
g) 1500 ‘rQ>a X) 1700 ‘rQ>a
Thickness of Upper Siwalik group -
A) 1800 to 2400 m B) 1800 to 2100 m
C) 1500 m D) 1700 m
xv) "Jm|S>dmZm' Zm‘ gd©àW‘ {H$gZo {X¶m? [½]
A) {’$ñQ>‘Êo Q>b ~) ‘oS>brH$moQ>
g) gr. Eg. ’$m°³g X) Am°ëS>h‘o
First time 'Gondwana' name was proposed by -
A) Fismental B) Medlicott
C) C.S.Fox D) Oldhelm
xvi) ^maV H$m g~go ~‹S>m grgm - OñVm {Zjon h¡ - [½]
A) Omda ~) am‘nwam - AmJyMm
g) KyKam X) gmda
The biggest lade - zinc deposit in India -
A) Zawar B) Rampura - Agucha
C) Gugra D) Savar
xvii) ^y-A{^¶m§{ÌH$s {Z‘m©U H$m¶m} Ho$ {bE {H$g MÅ>mZ H$mo gd©lðo > ‘mZm J¶m h¡? [½]
A) {dVbr¶ Am¾o¶ MÅ>mZ ~) AdgmXr MÅ>mZ
g) Ádmbm‘wIr Am¾o¶ MÅ>mZ X) H$m¶m§{ÌV MÅ>mZ
The most suitable rock for the Geo - Engineering work is -
A) Plutonic Igneous rock B) Sedimentary rock
C) Volcanic Igneous rock D) Metamorphic rock
xviii) hÿda ~m§Y {ZåZ ‘| go H$m¡Z-go 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) Cnamoº$ g^r
In which category Hoover Dam comes?
A) Gravity Dam B) Arch Dam
C) Buttress Dam D) All of these

SS–43–Geology 7035

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2) [a³V ñWmZm| H$s ny{V© H$s{OE :
Fill in the blanks :
i) àmW{‘H$ Va§J H$s J{V .................. hmoVr h¡& [½]
Primary waves velocity is ________.
ii) ............... Ho$ dbZ ‘| XmoZm| nmXm| H$s Z{V EH$ g‘mZ hmoVr h¡& [½]
In ________ both the limbs are same.
iii) ^yH$ånmo H$s CËn{Îm ‘w»¶V… ................. Ed§ .................. H$maUm| go hmoVr h¡& [½]
Origin of Earthquakes mainly due to ______ and _______ factors.
iv) ................ I{ZO ~bwAmnËWa H$m na‘mdí¶H$ A§J h¡& [½]
_______ mineral is main component of sandstone.
v) ghV na nhÿM
± Zo na ‘¡½‘m .................. H$hbmVm h¡& [½]
After coming out on surface, magma is called_________.
vi) ñ’$moQ>JVm} Ho$ ~mX ‘§o I{ZOmo Ho$ ^a OmZo go ~Zr AmH¥${V¶m| H$mo ................. H$hVo h¡& [½]
Structure formed due to the mineral filling in the vesiculars are known
as _______.
vii) g‘wÐr A{M©Z ‘| Md©U H$s {H«$¶m Ho$ {b¶o ‘wIÛma na AgmYmaU ê$n go {dH${gV, e§H$w AmH$ma Ho$ g§¶Ì§
H$mo .................. go OmZm OmVm h¡& [½]
In the sea urchin an apparatus at the mouth for chewing is known as ______.
viii) ‘ܶOrdr ‘hmH$ën H$s Am¶w .................. h¡& [½]
Age of Mesozoic era is _______.
ix) {~Qw>‘Zo r ‘| H$m~©Z H$s ‘mÌm .................. hmoVr h¡& [½]
_______ Carbon percentage present in Bitumani Coal.
x) ^y - Ob Ho$ J«o - joÌ ‘| nmZr H$m à{VeV ................. hmoVm h¡& [½]
_______ Percentage of water present in the Grey Zone of ground water.

SS–43–Geology 7035 [ Turn Over

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3) A{V bKwÎmamË‘H$ àíZ :
Very short answer type questions :

i) nopÝO¶m Ed§ n|Wmbgm ³¶m h¡? [1]

What is Pangea and Penthalassa?

ii) ^«e
§ H$mo n[a^m{fV H$s{O¶o& [1]

Define Fault.

iii) ‘¡½‘m {H$VZo {S>Jr« Vmn‘mZ na Ðd AdñWm ‘| ahVm h¡? [1]

At what temperature magma remain in liquid form?

iv) ’$moam{‘Zr’o$am Ho$ H$dM Ho$ AÝXa Ðì¶ H$mo ³¶m H$hVo h¡? [1]

The liquid present in the test of foraminifera is called?

v) O¡gb‘oa H$mo ""ñdU© ZJar'' Ho$ Zm‘ go ³¶m| OmZm OmVm h¡? [1]

Why, Jaisalmer is known as 'Golden City'?

vi) {H$Ýht nm±M àYmZ I{ZOm| Ho$ Zm‘ {b{I¶o& [1]

Write any five major mineral names.

vii) RSMM H$m nyam Zm‘ ~VmB¶o Ed§ Pm‘a H$moQ>S‹ >m {H$gHo$ {b¶o {d»¶mV h¡? [1]

Full form of RSMM & Why Jamar Kotda is famous?

viii) {S>Q>mZo Qo >a {H$g H$m‘ ‘| AmVm h¡? [1]

Detonator used for what purpose?

ix) ‘¥Xm pñWarH$aU ³¶m hmoVm h¡? [1]

What is soil stabilization?

x) AÕ©eîw H$ ^y - Ob joÌ dmbo {Obm| Ho$ Zm‘ ~VmBE& [1]

Districts comes under semi - dry groundwater region in Rajasthan are.

SS–43–Geology 7035

9
IÊS - ~
SECTION - B
bKwÎmamË‘H$ àíZ :
Short answer type questions :

4) g‘pñW{V na {Q>ßnUr {b{IE& [1½]
Write note on Isostasy.

5) {d{^Þ àH$ma Ho$ {df‘{dݶmgmo na {Q>ßn{U¶m± {b{IE& [1½]
Write about the conconformities.

6) ¹$mQ²>O
© Ho$ àH$mer¶ JwU {bImo& [1½]
Write optical Properties of Quartz.

7) H$m¶m§VaU Ho$ H$maH$m| H$mo g‘PmB¶o& [1½]
Describe the agents of metamorphism.

8) ^ynn©Q>r H$m amgm¶{ZH$ g§KQ>Z g‘PmB¶o& [1½]
Describe chemical composition of crust.

9) ‘madm‹S> ‘hmg§K H$s ì¶m»¶m H$s{O¶o& [1½]
Describe Marwar super group.

10) {edm{bH$ g§K Ho$ AdgmXZ H$mo g‘PmB¶o& [1½]
Describe the formation of Siwalik Group.

11) bmoho Ho$ ‘w»¶ I{ZO A¶ñH$m| H$m dU©Z H$s{O¶o& [1½]
Explain main minerals of Iron ore.

12) ^maV Ho$ à‘wI Am°’$emoa ~o{gZ Ho$ ~mao ‘| ~VmB¶o& [1½]
Write about the main offshore basin of India.

13) H$m¡Z - H$m¡Z go ao{S>¶moY‘u nXmW© ^y - Ob Ho$ ñÌmoV h¡? [1½]
Which radioactive substances are source of groundwater?

SS–43–Geology 7035 [ Turn Over

10
IÊS> - g
SECTION - C

XrK©CÎmar¶ àíZ :
Long answer type questions :

14) ^§e
« mo Ho$ dJuH$aU H$mo g‘PmB¶o& [3]

Explain the classification of faults.

AWdm/OR
Wma ao{JñVmZ H$s CËn{V H$m dU©Z H$s{O¶o& [3]

Describe the origin of Thar desert.

15) {g{bHo$Q>mo H$s ga§MZm dJuH$aU g{hV ~VmB¶o& [3]

Explain the structure of silicates with classification.

AWdm/OR
AdgmXr e¡bm| Ho$ ~ZZo H$s {d{Y {b{I¶o& [3]

Write the process of formation of sedimentary rocks.

16) Jm|S>dmZm ‘hmg§K Ho$ Obdm¶w Am¡a AdgmXZ H$mo g‘PmB¶o& [3]

Explain the environment and deposition of Gondwana Supergroup.

AWdm/OR
~m§Y Ho$ àH$mam| H$m g{MÌ dU©Z H$s{OE& [3]

Describe the type of Dams with diagrams.

SS–43–Geology 7035

11
IÊS> - X
SECTION - D
{Z~ÝYmË‘H$ àíZ :
Essay type questions :

17) ZXr V§Ì Ho$ {dH$mg H$s Mma à‘wI AdñWmAm| H$m dU©Z H$s{OE& [4]
Describe the four main stages of river system evolution.

AWdm/OR

Aamdbr ‘hmg§K na {Z~§Y {b{I¶o& [4]

Write essay on Aravalli super group.

18) IZZ H$s à‘wI {d{Y¶m| H$m dU©Z H$s{O¶o& [4]

Describe types of mining in detail.

AWdm/OR

’$moam{‘{Z’o$am Ho$ H$dMmo H$m g{MÌ dU©Z H$s{OE& [4]

Describe test/shell of Foraminifera with diagrams.



SS–43–Geology 7035

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