Rajasthan Board Class 12 Question Paper 2026 Geology

FOR RAJASTHAN CLASS 12 PREPARATION

Rajasthan Board Class
12 Question Paper 2026
Geology
EXAM YEAR TYPE SUBJECT

Rajasthan Class 12 2026 Question Paper Geology

Notes · Sample Papers · Previous Year Papers · Mock Tests

.
.co s e m

s em l a
a ag
Zm_m§H$ Roll No. Question Booklet No.

No. of Questions – 18 SS-43-Geology
m
No. of Printed Pages – 11
om . co
. c e m
e mCÀM _mÜ`{_H$ narjm, 2026 l as
l as ag
ag
SeNioR SecoNdARy exAmiNAtioN, 2026

^y -{dkmZ
GeoloGy
g_` : 3 KÊQ>o 15 {_ZQ>
nyUmªH$ : 56 m
. co
e m
l as
narjm{W©`m| Ho$ {bE gm_mÝ` {ZX}e :
ag
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. m
m
c. 2)o g^r àíZ H$aZo A{Zdm`© h¢ & m.co
m s e
s e g la
g la All the questions are compulsory. a
a
3) àË`oH$ àíZm| H$m CÎma Xr JB© CÎma-nwpñVH$m _| hr {bI| &
Write the answer to each question in the given answer-book only.

SS-43-Geology [turn over
m . c
c. o s e m
s em
For more Question Papers, Sample Papers, Notes & Syllabus visit
gl a
Page 1 of 12

2

4) {OZ àíZm| _| 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$nm§Va _| {H$gr àH$ma H$s Ìw{Q> / A§Va / {damoYm^mg hmoZo
na {hÝXr ^mfm Ho$ àíZ H$mo hr ghr _mZ| &

If there is any error / difference / contradiction in Hindi and 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.

For more Question Papers, Sample Papers, Notes & Syllabus visit Page 2 of 12

.
.co s e m

s em l a
a ag
3

IÊS> - A
SectioN – A

~hþ{dH$ënr` àíZ : m
co
1.
o m :
Multiple choicecquestions m .
m . s e
s ego H$m¡Z-gr ^y-g§aMZm dm`w AnaXZ go {Z{_©V h¡ ? g a
l[½]
l
i) {ZåZ
g a _| a
aA) ~mby {Q>ã~o ~) `maS>m§J
g) ObmoT> e§Hw$ X) S>oëQ>m
Which of the following landform is formed by wind erosion ?
A) Sand dunes B) Yardang
C) Alluvial cone D) Delta
m
m .co
e
ii) {ZåZ _| go {H$go _hmÛrnr` {dñWmnZ {gÕmÝV H$m OZH$ _mZm OmVm h¡ ?
s ~) {dëgZ
[½]
l a
ag
A) Aë\«o$‹S> do½Za
g) Q>Z©a X) AmW©a hmoåg
Who is known as the father of the continental drift theory ?
A) Alfred Wegner B) Wilson
C) Turner D) Arthur Holmes

m
c. o
m
iii) Amo{b{dZ {H$g {g{bHo$Q> g_yh go g§~§{YV h¡ ?
m.co [½]

m A) gmoamo{g{bHo$Q> ~) gmBŠbmo{g{bHo$Q>ase
s e l
g la g) Zogmo{g{bHo$Q> ag$Q>
X) \$mBbmo{g{bHo
a Olivine belongs to which silicate group ?
A) Sorosilicate B) Cyclosilicate
C) Nesosilicate D) Phyllosilicate

SS-43-Geology [turn over
m . c
c. o s e m
s em
For more Question Papers, Sample Papers, Notes & Syllabus visit
gl a
Page 3 of 12

4

iv) _moh Ho$ _mnH$ na AmWm}ŠboµO H$s H$R>moaVm {H$VZr hmoVr h¡ ? [½]
A) 7 ~) 5
g) 6 X) 1
Hardness of orthoclase on Moh’s scale
A) 7 B) 5
C) 6 D) 1

v) ^y nn©Q>r _| gdm©{YH$ nm`m OmZo dmbm Am°ŠgmB©S> H$m¡Z-gm h¡ ? [½]
A) SiO2 ~) Al2O3
g) TiO2 X) Na2O
The most abundant oxide in earth crust is
A) SiO2 B) Al2O3
C) TiO2 D) Na2O
vi) {ZåZ _| go H$m¡Z-gr g§aMZm AZwñVar h¡ ? [½]
A) S>mB©H$ ~) {gb
g) db` S>mB©H$ X) Ádmbm_wIr` {J«dm
Which of the following structure is concordant ?
A) Dyke B) Sill
C) Ring dyke D) Volcanic neck

vii) {ZåZ _| go H$m¡Z-gr e¡b AdgmXr e¡b Zht h¡ ? [½]
A) ŠdmQ²>©OmB©Q> ~) g§Jw{Q>H$mí_
g) MyZmí_ X) ~mbwH$mí_
Which of the following is not a sedimentary rock ?
A) Quartzite B) Conglomerate
C) Limestone D) Sandstone

viii) ZmBg {H$g àH$ma H$s e¡b h¡ ? [½]
A) AdgmXr e¡b ~) H$m`mÝV[aV e¡b
g) Am½Zo` e¡b X) Ádmbm_wIr` e¡b
What type of rock is gneiss ?
A) Sedimentary rock B) Metamorphic rock
C) Igneous rock D) Volcanic rock

For more Question Papers, Sample Papers, Notes & Syllabus visit Page 4 of 12

.
.co s e m

s em l a
a ag
5

ix) J§½_moßQo[ag H$s Am`w-gr_m gm_mÝ`V: _mZr OmVr h¡ [½]
A) D$nar H$m~m}Zr\o$ag go {ZåZ Q´>m`o{gH$
~) {H«$Q>o{e`g go no{b`mo{OZ
m
g) Am°S>m}{d{g`Z
m . co
X) Owam{gH$.cogo D$nar {H«$Q>o{e`g e m
emrange of Gangamopteris is generally l as
s
The age
laUpper carboniferous to lower triassic ag
g
A)
aB) Cretaceous to paleogene
C) Ordovician
D) Jurassic to upper cretaceous

x) Ordmí_ \$moam{_{Z\o$am H$m ì`mnH$ Cn`moJ {H$g_| hmoVm h¡ ? [½]
A) H$mo`bm J«o{S>§J ~) g_w{Ð Vob AÝdofU
m
g) Ádmbm_wIr S>o{Q>§J
. co ^yH$ån nydm©Zw_mZ
X)
Fossil Foraminifera are widely used in e m
A) Coal grading l as
B) Marine oil exploration
C) Volcano dating agD) Earthquake prediction

xi) Aamdbr _hmg§K H$s MQ²>Q>mZo {H$g ^y-d¡km{ZH$ Am`w go g§~§Y aIVr h¡ ? [½]
A) {ZåZ àm½Ordr H$ën ~) CÀM àm½Ordr H$ën
g) AmÚ _hmH$ën X) A{VZyVZ
The Aravali supergroup belongs to which geological age ?
m
m A) Lower proterozoic era B) Neo proterozoic era
.co
m .co C) Archean D) Pliocene
s e m
s e xii) VmbMra Ed§ Xm_wXm g§K g§~§Y aIVo h¢ g la
la ~) D$nar Jm|S>damZm
[½]
ag A) {ZåZ Jm|S>dmZm
g) hm~wa g_yh X) {d§Ü`Z _hmg§K
Talchir and Damuda group belongs to
A) Lower Gondwana B) Upper Gondwana
C) Habur group D) Vindhyan Supergroup
SS-43-Geology [turn over
m . c
c. o s e m
s em
For more Question Papers, Sample Papers, Notes & Syllabus visit
gl a
Page 5 of 12

6

xiii) {ZåZ _| go H$m¡Z-gm bmoho H$m I{ZO A`ñH$ Zht h¡ ? [½]
A) _¡½ZoQ>mBQ> ~) h¡_Q>mBQ>
g) {b_moZmBQ> X) JoboZm
Which of the following is not an ore mineral of iron ?
A) Magnetite B) Hematite
C) Limonite D) Galena

xiv) Pm_a H$moQ>‹S>m H$m g§~§Y H$m¡Z-go {Zjonm| go h¡ ? [½]
A) \$mñ\$moamB©Q> ~) {Oßg_
g) OñVm X) \o$ëS>ñnma
Jhamar Kotada is related to which type of deposits ?
A) Phosphorite B) Gypsum
C) Zinc D) Feldspar

xv) {\«$EQ>rH$/^y-Ob ñVa go A{^àm` h¡ [½]
A) Ob ñVa go D$na Ag§V¥ßV joÌ
~) Ob ñVa go ZrMo g§V¥ßV joÌ
g) Yrao-Yrao Ob àdoe dmbm joÌ
X) {_Å>r H$s D$nar naV
The phreatic zone refers to
A) Unsaturated zone above water table
B) Saturated zone below water table
C) Area of slow infiltration
D) Surface soil layer

xvi) ^yH$ån Ho$ {H$g {~ÝXw na g~go Á`mXm V~mhr hmoVr h¡ ? [½]
A) \$moH$g ~) Ho$ÝÐ ñWb
g) Xÿa Ho$ gVhr Xama dmbo joÌ X) Cn^yH$ån joÌ
Which point of an earthquake experiences the greatest destruction ?
A) Focus B) Epicenter
C) Distance surface rupture area D) After shock zone

For more Question Papers, Sample Papers, Notes & Syllabus visit Page 6 of 12

.
.co s e m

s em l a
a ag
7

xvii) BXþŠH$s ~m§Y {H$g àH$ma Ho$ ~m±Y H$m CXmhaU h¡ ? [½]
A) JwéËd (J«o{dQ>r) ~m§Y ~) AmM© ~m§Y
g) AW©-{\$b ~m§Y X) ~Q>aog ~m§Y
Idukki Dam is an example of which type of dam ? m
A) Gravity Dam
om B) Arch Dam . co
. c e m
C) Earth fill dam
e m D) Buttress Dam
l as
a s
l ñQ>mo{gg H$s ~r_mar {H$g àH$ma Ho$ n`m©daU j` H$m ZVrOm h¡ ? g
a [½]
g
xviii) Eñ~o
aA) IZZ go g§~§{YV ~) ~mT> go g§~§{YV
g) ^yñIbZ go g§~§{YV X) ^yH$ån go g§~§{YV
Asbestosis is a disease caused by which type of environmental
degradation ?
A) Mining related B) Flood related
m
C) Landslide related
m .co
D) Earthquake related

s e
2. {aŠV ñWmZm| H$s ny{V© H$s{OE & l a
Fill in the blanks. ag
i) ^yH$ån Ho$ CX²J_ Ho$ÝÐ Ho$ R>rH$ D$na ^y-YamVb na pñWV {~ÝXw H$mo ^yH$ån H$m
________ H$hVo h¢ & [½]
The point above on the earth’s surface directly above the focus of an
earthquake is called ________ .
ii) ________ _moh Ho$ H$R>moaVm n¡_mZo na g~go H$R>moa I{ZO h¡ &
om
[½]

m ________ is the hardest mineral on Moh’s scale.
. c
c. o iii) am`mobmB©Q> EH$ ________ e¡b h¡ & s e m
em
[½]

as Rhyolite is ________ rock.
g la
l a
ag iv) AdgmX O_H$a MQ²>Q>mZ ~ZZo H$s {d{Y H$mo ________ H$hVo h¢ & [½]
Deposition of sediments and forming rock process is called ________ .

v) ^yVmnr` àdUVm _| d¥{Õ gm_mÝ`V`m ________ hmoVr h¡ & [½]
The increase in geothermal gradient is generally ________.

SS-43-Geology [turn over
m . c
c. o s e m
s em
For more Question Papers, Sample Papers, Notes & Syllabus visit
gl a
Page 7 of 12

8

vi) nwamVZ dZñn{V`m| go g§~§{YV AÜ``Z H$mo ________ H$hVo h¢ & [½]
The study of ancient plant is known as ________ .

vii) _mD§$Q> Am~w J«oZmB©Q> H$s Am`w ________ H$amo‹S> df© nyd© h¡ & [½]
Age of the mount Abu granite is ________ crore years ago.

viii) CnbãY ^y-Ob H$s A{YH$V_ gr_m H$mo ________ H$hVo h¢ & [½]
Maximum limit of available ground water is called as ________ .

ix) Am{Q©>{e`Z Hw$Am± ________ àH$ma Ho$ Ob^¥V _| nm`o OmVo h¢ & [½]
Artesian well is found in ________ aquifer.

x) JoboZm H$m amgm`{ZH$ gyÌ ________ h¡ & [½]
The chemical formula of galena is ________ .

3. A{VbKyÎmamË_H$ àíZ :
Very short answer type questions :

i) S>mB©H$ Š`m h¡ ? [1]
What is dyke ?

ii) _bmZr Am½Zo` g§Om{V H$s MQ²>Q>mZo amOñWmZ _| H$hm± {_bVr h¡ ? [1]
Where are the rocks of Malani Igneous suit found in Rajasthan ?

iii) Vm±~o H$s {H$Ýht Xmo A`ñH$ I{ZOm| Ho$ Zm_ {b{IE & [1]
Write name of any two ore minerals of copper.

iv) H$mo`bo Ho$ {H$Ýht Xmo àH$ma Ho$ Zm_ Xr{OE & [1]
Give name of any two types of coal.

v) AXm~rH¥$V Ob^¥V Š`m hmoVo h¢ ? [1]
What are unconfined aquifers ?

vi) n{Q>©Hw$boQ> nXmW© Š`m hmoVo h¢ ? [1]
What are particulate matters ?

For more Question Papers, Sample Papers, Notes & Syllabus visit Page 8 of 12

.
.co s e m

s em l a
a ag
9

vii) Anê$nU narjU Š`m h¡ ? [1]
What is shear test ?
viii) J«oZmB©Q> Ed§ _m~©b H$mo {H$g Cn`moJ _| bm`m OmVm h¡ ? [1]
m
What are the uses of granite and marble ?
om . co
. c e m
ix) H$åào{gd ñQ´>oÝW Š`m h¡ ?
e m l as
[1]
as
What is compressive strength ?
l ag
g
x) aEaoeZ joÌ Ho$ ^mJm| Ho$ Zm_ {b{IE & [1]
Write the name of the parts of zone of aeration.

IÊS> - ~
SectioN – B
m
bKyÎmamË_H$ àíZ : m .co
s e
Short answer type questions :
l a
ag
4. ^yH$ånr` Va§Jm| na {Q>ßnUr {b{IE & [1½]
Write short notes on seismic waves.

5. \o$ëS>ñnma Ho$ ^m¡{VH$ JwUm| na g§{jßV {Q>ßnUr {b{IE & [1½]
Write short notes on physical properties of Feldspar.
m
màKmV H$m`m§VaU H$mo g_PmBE & .co
.co
6. [1½]
e m
e m Explain shock metamorphism.
las
las ag
ag 7. hmo_mogo{n`Ýg Ho$ Hw$bm| Ho$ Zm_ {b{I`o & [1½]
Write the names of the clan of homosapiens.

8. amOñWmZ _| {_gmoOmoB©H$ _hmH$ën H$s MQ²>Q>mZm| Ho$ {ZjonU H«$_ H$mo {b{I`o & [1½]
Write the order of deposition of rocks of Mesozoic era in Rajasthan.
SS-43-Geology [turn over
m . c
c. o s e m
s em
For more Question Papers, Sample Papers, Notes & Syllabus visit
gl a
Page 9 of 12

10

9. {dñ\$moQ>H$ H$mo n[a^m{fV H$s{O`o & [1½]
Define explosives.

10. {N>ÐUm| Ho$ àH$mam| Ho$ Zm_ {b{IE & [1½]
Write the name of the types of drilling.

11. ^maV Ho$ Vm_« YmVw Ho$ à_wI {Zjon ñWbm| Ho$ Zm_ ~VmBE & [1½]
Name the major copper mineral deposits of India.

12. ^y-Ob Cn`moJ Ho$ àH$ma {b{I`o & [1½]
Write the types of ground-water use.

13. g‹S>H$ {Z_m©U _| ^y-{dkmZ H$s ^y{_H$m na g§{jßV {Q>ßnUr {b{I`o & [1½]
Write brief notes on the role of geology in road construction.

IÊS> - g
SectioN – c
14. dbZ Š`m h¡ ? dbZ Ho$ _w»` àH$mam| H$m dU©Z H$s{O`o & [3]
What is fold ? Describe the major types of folds.
AWdm/OR
Ádmbm_wIr Ho$ _w»` àH$mam| H$m dU©Z H$s{O`o &
Describe the main types of volcanoes.
15. KZr` `m g_b§~mj àUmbr H$mo g{MÌ g_PmBE & [3]
Explain cubic or isometric system with diagram.
AWdm/OR
nm`amoŠgrZ I{ZO dJ© Ho$ gXñ`m| H$m Zm_ Ed§ amgm`{ZH$ g§JQ>Z {b{IE & CZHo$ ^m¡{VH$ JwUm|
H$mo ~VmBE &
Write the names and chemical composition of the members of the pyroxene
mineral group and describe their physical properties.

For more Question Papers, Sample Papers, Notes & Syllabus visit Page 10 of 12

.
.co s e m

s em l a
a ag
11

16. bo_{o b~«{§o H$`m Ho$ H$dM H$s ~mø Ed§ Am§V[aH$ ^mJm| H$s AmH$m[aH$s H$mo g{MÌ g_PmB`o & [3]
Explain the morphology of the external and internal parts of the shell of
Lamellibranchia with diagram.
m
om
AWdm/OR . co
. c e m
em Ho$ _hËd H$mo g_PmB`o &
nwamdZñn{V {dkmZ
l as
s
Explainlathe significance of palaeobotany. ag
ag
IÊS> - X
SectioN – d

17. H$m`m§VaU H$s à{H«$`m H$mo g_PmB`o & H$m`m§VaU Ho$ H$maH$m| H$s {ddoMZm H$s{O`o & [4]
Explain the process of metamorphism. Discuss the agents of metamorphism.
m
AWdm/OR
m .co
S>m`OoZ{o gg H$s AdYmaUm H$mo g_PmBEla& s
e
ag
Discuss the concept of diagenesis.

18. Xohbr _hmg§K na {Z~§Y {b{I`o & [4]
Write essay on Delhi Supergroup.
AWdm/OR
m
m
^rbdm‹S>m _hmg§K H$s ì`m»`m H$s{O`o &
c. o Explain the Bhilwara supergroup. m.co
m s e
s e g la
g la a
a

m . c
c. o s e m
s em
For more Question Papers, Sample Papers, Notes & Syllabus visit
gl a
Page 11 of 12

12

RE
HE
NG
HI
YT
AN
ITE
WR
T
NO
DO

For more Question Papers, Sample Papers, Notes & Syllabus visit Page 12 of 12