Karnataka 2nd PUC Model Question Paper 2027 for Geology

FOR KARNATAKA 2ND PUC EXAM PREPARATION

Karnataka 2nd PUC
2027
Sample Paper ·
Geology
EXAM YEAR TYPE SUBJECT

Karnataka 2nd PUC 2027 Sample Paper Geology

Notes · Sample Papers · Previous Year Papers · Mock Tests

m
m .co
m .co s em
GOVERNMENT OF KARNATAKA
se KARNATAKA SCHOOL EXAMINATION AND g la
a ASSESSMENT BOARD
MODEL QUESTION PAPER - 01 2025-26

GEOLOGY (37)
Duration: 3.00 hour Max. Marks: 80

Instructions:
m
m .co
1. All parts are compulsory.

.co m
2. Draw neat labelled diagrams wherever necessary.
3.
m
Write correct question numbers.
s e
4.
s e
For part A questions only first written answers will be considered for evaluation.
l a a
------------------------------------------------------------------------------------------------------------------------------------------------

ag PART-A
I. Answer all of the following questions. (5X1=5)
1. What kind of structure is characterized by an essentially granular and
equidimensional mineral grain arrangement?
a. Schistose structure c. Granulose structure
b. Gneissose structure d. Cataclastic structure
m
.co
2. The presence of angular grains in a sedimentary rock like breccia suggests:
a. Long transport distance
e m c. Chemical precipitation

l as
g
b. Short transport distance d. High temperature formation
a by which of the following conditions?
3. The mesozone is characterized
a. Low temperature and high c. High temperature and
shear stress hydrostatic pressure
b. Moderate temperature and d. Low pressure and low
mixed pressure types temperature
4. The main orogeny that created the Alps and Carpathians took place during
m
m
c. o a. Mesozoic
which era? .co
m s em
la
c. Paleozoic
s e g
la a
b. Cenozoic d. Precambrian

ag
5. Inliers are areas of:
a) Older rocks surrounded by c) Rocks formed by igneous
younger rocks activity
b) Younger rocks surrounded by d) Rocks altered by faulting
older rocks
m .
.co s e m
s em l a
g la ag
a For more Question Papers, Sample Papers, Notes & Syllabus visit Page 1 of 3

II. Fill in the blanks (5X1=5)
(Mollusca, Cenozoic, Columella, Limbs, Mesozoic, Lava)
6. The two bends located on either side of the fold axis are known as _______.
7. The part of a coral where the largest septa meet is called the __________.
8. When magma erupts to the Earth's surface, it is called ________.
9. Gasteropods have a single-piece shell and belong to the phylum __________.
10. The Era known as the "Age of Reptiles" is the __________.

III. Match the following. (5X1=5)
11.
A B

a. Dolerite I. Reverse
b. Argillaceous II. Brachiopod
c. Marble III. Shale
d. Fault IV. Metamorphic
e. Inequivalved V. Sandstone
VI. Ophitic

IV. Answer all of the following questions. (5X1=5)
12. What is the role of temperature in metamorphism?
13. What is pillow lava?
14. What is lithification?
15. Define true dip.
16. Define Suture.
PART-B
V. Answer any Seven of the following (7X2=14)
17. Define petrology.
18. What is poikilitic texture?
19. What is acidic lava?
20. What is holohyaline?
21. Define lamination?
22. Draw neat labelled diagram of Graded bedding.
23. Name the zones of metamorphism.
24. What is anticline fold?
25. Define correlation.
26. What is petrification?

For more Question Papers, Sample Papers, Notes & Syllabus visit Page 2 of 3

m
m .co
m .co s e m
se
27. Name the different kinds of metamorphism.
a
VI. Answer any seven questions from the following. (7X3=21)
28. Write With neat labelled diagram explain reverse fault.
29. Explain parts of fold?
30. What is the difference between breccia and conglomerate?
31. Describe the principles of stratigraphy.
m
32.
m
Explain glossopteris plant fossil.
.co
33. .co
With neat labelled diagram explain columnar structure.
s e m
s em l a
ag
34. Write the classification of igneous rocks.

g la a note on agents of metamorphism.
35.
36.
aDraw a neat labelled diagram of Horst and Graben fault
Write

37. Draw a chart showing periods and time range of mesozoic era.
38. Draw a chart showing distribution of gastropods.

VII. Answer any five questions from the following. (5X5=25)

o m
Discuss W.F. Smeeth’s Classification of Dharwarians.
c
39.

m . range of brachiopods.
e structures form? Explain their
40. Discuss the morphology and geological
41.
las
How do vesicular and amygdaloidal
importance ag
42. Draw neat labelled diagram of calceola.
43. Draw neat labelled diagram of glossopteris.
44. With neat labeled diagram explain granulose structure.
45. Discuss types of unconformity.
46. Explain the properties of Pumice and Basalt.
o m
c
om Discuss the significance of structural geology in the exploration
. of
c. 47. e m
e m l as
l as groundwater.
a g
ag

m .
.co s e m
s em l a
g la ag
a For more Question Papers, Sample Papers, Notes & Syllabus visit Page 3 of 3