Karnataka SSLC Question Paper 2026 Science

±ÜÅÍæ° ±Ü£ÅPæ PÜÅÊÜá ÓÜíTæ :
Q.P. Sl. No. :

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Joár ÊÜáá©ÅñÜ ±ÜâoWÜÙÜ ÓÜíTæ : 16 ]
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A
Joár ±ÜÅÍæ°WÜÙÜ ÓÜíTæ : 38 ] CCE RF/RR/
PF/PR
Total No. of Questions : 38 ]

—⁄MOÊfi}⁄ —⁄MSÊ¿ : 83-E Code No. : 83-E

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Subject : SCIENCE
(»èñÜ ËþÝ®Ü, ÃÜÓÝ¿á®Ü ËþÝ®Ü ÊÜáñÜᤠiàÊÜ ËþÝ®Ü / Physics, Chemistry & Biology )
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¶´¤MO⁄ : 23. 03. 2026 ] [ Date : 23. 03. 2026
ÓÜÊÜá¿á : ¸æÙÜWæY 10-00 Äí¨Ü ÊÜá«ÝÂÖÜ° 1-15 ÃÜÊÜÃæWæ ] [ Time : 10-00 A.M. to 1-15 P.M.
V⁄¬Œ⁄r @MO⁄V⁄◊⁄fl : 80 ] [ Max. Marks : 80
General Instructions to the Candidate : Cut here /B∆« O⁄}⁄°¬“
1. There are three parts in the question paper :
Part A : Physics, Part B : Chemistry, Part C : Biology.
2. This question paper consists of 38 questions in all.
3. This question paper has been sealed by reverse jacket. You have to cut
on the right side to open the paper at the time of commencement of
the examination ( Follow the arrow mark ). Do not cut the left side to
open the paper. Check whether all the pages of the question paper are
intact.
Tear here/CÈÉí¨Ü PÜñܤÄÔ

4. Follow the instructions given against the questions.
5. Figures in the right hand margin indicate maximum marks for the
questions.
6. The maximum time to answer the paper is given at the top of the
question paper. It includes 15 minutes for reading the question paper.

10/602 1 of 16

CCE RF/RR/PF/PR(A) 83-E

PART – A
( PHYSICS )

I. Four alternatives are given for each of the following

questions / incomplete statements. Choose the correct

alternative and write the complete answer along with its

letter of alphabet. 2×1=2

1. The power of a lens is + 2D. Then the focal length of that

lens is

(A) 0·5 m (B) 2 m

(C) 0·2 m (D) 5 m

2. The resistivities of some materials at 20°C are given in the

table below :

Materials Resistivity ( Ωm )

K 2·63 × 10 − 8

L 5·20 × 10 − 8

M 1·60 × 10 − 8

N 6·84 × 10 − 8

The best conductor of electricity among these materials is

(A) N (B) K

(C) M (D) L

10/602 2 of 16

CCE RF/RR/PF/PR(A) 83-E

II. Answer the following questions : 2×1=2

3. Write the symbol diagram of the following components

used in the electric circuit :

i) Rheostat

ii) Wire crossing without joining

4. How many times the magnetic field produced by a circular

coil of a conductor having 5 turns is larger than the

magnetic field produced by a coil of 1 turn ?

III. Answer the following questions : 3×2=6

5. Observe the figure given below. Among the resistors A and

B, through which of the resistors more current flows ?

Give reason for your answer.

10/602 3 of 16

CCE RF/RR/PF/PR(A) 83-E

6. What is the colour of danger signal lights ? Why is that

colour used ?

7. a) State Fleming’s left hand rule.

b) What is the potential difference between the live wire

and the neutral wire in domestic electric circuit in

our country ?

IV. Answer the following questions : 3×3=9

8. What is presbyopia ? What are the reasons for this

defect ? Suggest a remedy for this defect.

OR

What is short-sightedness ? What are the reasons for this

defect ? How can this defect be corrected ?

9. What is fuse ? What are the reasons for causing overload

and short circuit in an electric circuit ?

OR

What is earth wire ? Explain the function of the earth wire.

10/602 4 of 16

CCE RF/RR/PF/PR(A) 83-E

10. Draw the ray diagram that shows the image formation

when an object is kept at ‘C’ of a concave mirror. Write the

nature of the image formed.

[ C : Centre of curvature ]

V. Answer the following questions : 2×4=8

11. a) State the laws of refraction of light.

b) Mention any two differences between convex mirror

and convex lens.

OR

a) What is magnification ? Write the formula used to

calculate the magnification of the image produced by

a lens.

b) State the laws of reflection of light.

12. Two resistors having resistance 2 Ω are first connected in

series and then in parallel in an electric circuit to a

potential difference of 6 V. Find the electric power of this

circuit in series and parallel combinations.

10/602 5 of 16

CCE RF/RR/PF/PR(A) 83-E

PART – B

( CHEMISTRY )

VI. Four alternatives are given for each of the following
questions / incomplete statements. Choose the correct
alternative and write the complete answer along with its
letter of alphabet. 3×1=3

13. The gas liberated when dilute sulphuric acid is added to

zinc is

(A) Oxygen (B) Hydrogen

(C) Nitrogen (D) Chlorine

14. To make pure iron hard and strong,

(A) it will be fused with some other metals

(B) anodisation will be done

(C) zinc will be added

(D) carbon will be added in definite proportion

15. The unique property of carbon to form a large molecule by

forming bonds with other carbon atoms is

(A) Tetravalency (B) Inflammability

(C) Catenation (D) Allotropism

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CCE RF/RR/PF/PR(A) 83-E

VII. Answer the following questions : 3×1=3

16. How many single and double bonds are present in
C3H7COOH molecule ?

17. Observe the given equation.
W (
Pb NO3 )2 → X PbO + Y NO 2 + Z O 2

Which numbers respectively will be in the positions W, X,
Y and Z when this equation is balanced ?

18. Which metal among aluminium and copper is used as

reducing agent in the extraction of manganese metal ?
Why ?

VIII. Answer the following questions : 3×2=6

19. While diluting an acid, water should not be added to acid.
Why ?

20. Write the name, molecular formula and structural formula
of the compound obtained when one hydrogen atom of
ethane is replaced by –CHO group.

21. Write any two differences between roasting and
calcination.

OR

Show the formation of sodium chloride molecule by the
transfer of electrons with the help of electron dot diagram.

10/602 7 of 16

CCE RF/RR/PF/PR(A) 83-E

IX. Answer the following questions : 3×3=9

22. Write the molecular formula of the following compounds

and mention two uses of each :

i) Washing soda

ii) Plaster of Paris.

OR

a) What is water of crystallistion ?

b) Name the salts used in the following.

i) In fire extinguishers

ii) Bleaching of wood pulp in paper factories.

23. Observe the solutions of compounds given below and

answer the following questions :

Pb ( NO 3 ) 2 , BaCl 2 , Na 2 SO 4 , KI.

a) Which solutions are to be reacted with each other to

get white precipitate ? Mention the type of this

reaction.

b) Which positive and negative ions combine to form

this precipitate ?

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CCE RF/RR/PF/PR(A) 83-E

24. Draw the diagram of the arrangement of the apparatus

used to show the action of steam on a metal. Label the

following parts :

i) Metal sample

ii) Delivery tube

X. Answer the following question : 1×4=4

25. a) Carbon could not form C 4 − anion or C 4 + cation.

Why ?

b) Explain the mechanism of the cleaning action of

soap.

OR

a) Write the electron dot structures of the following

molecules :

i) Nitrogen molecule

ii) Ethene molecule.

b) Explain the oxidation reaction of converting ethanol

into ethanoic acid.

10/602 9 of 16

CCE RF/RR/PF/PR(A) 83-E

PART – C

( BIOLOGY )

XI. Four alternatives are given for each of the following

questions / incomplete statements. Choose the correct

alternative and write the complete answer along with its

letter of alphabet. 3×1=3

26. The important role of stomata in transportation of water

is

(A) performing continuous transpiration

(B) absorbing carbon dioxide

(C) releasing oxygen

(D) creating upward tension

27. As the food moves forward in the human digestive system

the enzymes that help for the digestion respectively are

(A) Pepsin → Trypsin → Lypase

(B) Amylase → Pepsin → Lypase

(C) Lypase → Amylase → Trypsin

(D) Trypsin → Pepsin → Amylase

10/602 10 of 16

CCE RF/RR/PF/PR(A) 83-E

28. Observe the given diagram. The response shown by part X

is

(A) Positive thigmotropism and directional movement

(B) Positive geotropism and independent movement

(C) Positive phototropism and non-directional

movement

(D) Positive chemotropism and independent movement

XII. Answer the following questions : 3×1=3

29. Draw the diagram that shows the germination of pollen on

stigma.

10/602 11 of 16

CCE RF/RR/PF/PR(A) 83-E

30. Identify the group of plants that can be grown by

vegetative propagation among the following.

P : Rose, Jackfruit, Bryophyllum

Q : Money plant, Mustard, Watermelon

R : Banana, Rose, Hibiscus

S : Papaya, Hibiscus, Mustard.

31. The number of male turtles in the sea shore is decreasing

nowadays. What is the reason for this ?

XIII. Answer the following questions : 2×2=4

32. Name the glands that secrete the following hormones and

mention the function of these hormones.

i) Insulin

ii) Thyroxin.

OR

10/602 12 of 16

CCE RF/RR/PF/PR(A) 83-E

Mention two important plant hormones that help for the

growth of the stem. Give an example for the hormone that

stops the growth of the plant.

33. The rate of respiration is more in which organism among

Human and Fish ? Why ?

XIV. Answer the following questions : 3×3=9

34. Mention the function of each part of the human brain

given below :

i) Cerebrum ( Forebrain )

ii) Cerebellum

iii) Medulla

35. a) Define the following :

i) Food chain

ii) Biomagnification.

b) Mention the importance of ozone.

OR

10/602 13 of 16

CCE RF/RR/PF/PR(A) 83-E

a) What are biodegradable substances ? Write two

examples for decomposers.

b) Which synthetic chemical is responsible for the

depletion of the ozone layer ?

36. A red flowering pea plant ( RR ) is crossed with a white

flowering pea plant ( rr ). Show the result of F2 generation

with the help of checker board. Write the phenotypic and

genotypic ratio of the plants obtained in F2 generation.

XV. Answer the following question : 1×4=4

37. Draw the diagram that shows the cross-section of human

heart and label the following parts :

i) Septum

ii) Right atrium.

XVI. Answer the following question : 1×5=5

38. a) How does a fertilized egg develop into a foetus in the

female uterus ? How does the embryo get

nourishment in mother’s womb ? Explain.

10/602 14 of 16

CCE RF/RR/PF/PR(A) 83-E

b) What are the changes that occur in a flower after

fertilization ?

OR

a) List any two methods of contraception that human

beings usually follow.

b) How does menstrual cycle occur ? Explain.

c) Write any two differences between self and cross

pollination.

10/602 15 of 16

CCE RF/RR/PF/PR(A) 83-E

10/602 16 of 16

Tear here/CÈÉí¨Ü PÜñܤÄÔ
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A
Joár ±ÜÅÍæ°WÜÙÜ ÓÜíTæ : 38 ] CCE RF/RR/
Total No. of Questions : 38 ] PF/PR

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ÓÜíPæàñÜ ÓÜíTæ : 83-K Code No. : 83-K

×ÊÜáá¾S hÝPæp… Öæãí©ÃÜáÊÜ ±ÜÅÍ氱ܣÅPæ¿á®Üá° ñæÃæ¿áÆá CÈÉ PÜñܤÄÔ
ËÐÜ¿á : ËþÝ®Ü
Subject : SCIENCE
»èñÜ ËþÝ®Ü, ÃÜÓÝ¿á®Ü ËþÝ®Ü ÊÜáñÜᤠiàÊÜ ËþÝ®Ü / Physics, Chemistry & Biology
PܮܰvÜ ÊÜÞ«ÜÂÊÜá / Kannada Medium
ÍÝÇÝ A»Ü¦ì / ÍÝÇÝ ±Üâ®ÜÃÝÊÜ£ìñÜ A»Ü¦ì / TÝÓÜX A»Ü¦ì / TÝÓÜX ±Üâ®ÜÃÝÊÜ£ìñÜ A»Ü¦ì
Regular Fresh / Regular Repeater / Private Fresh / Private Repeater
©®ÝíPÜ 23. 03. 2026 ] [ Date : 23. 03. 2026
ÓÜÊÜá¿á ¸æÙÜWæY 10-00 Äí¨Ü ÊÜá«ÝÂÖÜ° 1-15 ÃÜÊÜÃæWæ ] [ Time : 10-00 A.M. to 1-15 P.M.
WÜÄÐÜu AíPÜWÜÙÜá 80 ] [ Max. Marks : 80
±ÜÄàûݦìWÝX ÓÝÊÜޮܠÓÜãaÜ®æWÜÙÜá
1. D ±ÜÅÍ氱ܣÅPæ¿áÈÉ »ÝWÜ&A : »èñÜ ËþÝ®Ü, »ÝWÜ&B : ÃÜÓÝ¿á®Ü ËþÝ®Ü,
»ÝWÜ&C : iàÊÜ ËþÝ®Ü GíŸ ÊÜáãÃÜá »ÝWÜWÜÚÊæ. Cut here/CÈÉ PÜñܤÄÔ
2. D ±ÜÅÍ氱ܣÅPæ¿áá Joár 38 ±ÜÅÍæ°WÜÙÜ®Üá° Öæãí©¨æ.
3. D ±ÜÅÍ氱ܣÅPæ¿á®Üá° ×ÊÜáá¾S hÝPæp… ÊÜáãÆPÜ ÊæãÖÜÃÜá ÔàÇ… ÊÜÞvÜÇÝX¨æ. ±ÜÄàûæ
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CÊæÁáà Gí¨Üá ±ÜÄàüÔPæãÚÛ.
±ÜÅÍæ°WÜÚWæ PæãqrÃÜáÊÜ ÓÜãaÜ®æWÜÙÜ®Üá° ±ÝÈÔ.
Tear here/CÈÉí¨Ü PÜñܤÄÔ

4.

5. ŸÆ»ÝWܨÜÈÉ PæãqrÃÜáÊÜ AíQWÜÙÜá ±ÜÅÍæ°WÜÚXÃÜáÊÜ ±Üä|ì AíPÜWÜÙÜ®Üá° ÓÜãbÓÜáñܤÊæ.
6. ±ÜÅÍ氱ܣÅPæ¿á®Üá° K©PæãÙÜÛÆá 15 ¯ËáÐÜWÜÙÜ PÝÇÝÊÜPÝÍÜÊÜâ ÓæàĨÜíñæ, EñܤÄÓÜÆá
¯WÜ©±ÜwÓÜÇÝ¨Ü ÓÜÊÜá¿áÊÜ®Üá° ±ÜÅÍ氱ܣÅPæ¿á ÊæáàÇݽWܨÜÈÉ ¯àvÜÇÝX¨æ.

10/601 1 of 16

CCE RF/RR/PF/PR(A) 83-K

»ÝWÜ & A
( »èñÜ ËþÝ®Ü )
I. PæÙÜX®Ü ±ÜÅÍæ°WÜÚWæ A¥ÜÊÝ A±Üä|ì ÖæàÚPæWÜÚWæ ®ÝÆáR ±Ü¿Þì¿á EñܤÃÜWÜÙÜ®Üá°

¯àvÜÇÝX¨æ. AÊÜâWÜÙÜÈÉ ÓÜãPܤÊÝ¨Ü Jí¨Üá EñܤÃÜÊÜ®Üá° BÄÔ, A¨ÜÃÜ PÜÅÊÜÞûÜÃܨæãvÜ®æ
±Üä|ì EñܤÃÜÊÜ®Üá° ŸÃæÀáÄ 2×1=2

1. Jí¨Üá ÊÜáÓÜãÃÜ¨Ü ÓÝÊÜá¥ÜÂì + 2D BX¨æ. BWÜ B ÊÜáÓÜãÃÜ¨Ü ÓÜíWÜÊÜá¨ÜãÃÜ

(A) 05 Ëáà. (B) 2 Ëáà.

(C) 02 Ëáà. (D) 5 Ëáà.

2. 20C ®ÜÈÉ PæÆÊÜâ ÊÜÓÜá¤WÜÙÜ Ãæãà«ÜÎàÆñæ¿á®Üá° PæÙÜX®Ü PæãàÐÜrPܨÜÈÉ ¯àvÜÇÝX¨æ

ÊÜÓÜá¤WÜÙÜá Ãæãà«ÜÎàÆñæ m

K 263 × 10  8

L 520 × 10  8

M 160 × 10  8

N 684 × 10  8

D ÊÜÓÜá¤WÜÙÜÈÉ AñÜáÂñܤÊÜáÊÝ¨Ü Ë¨ÜáÂñ…ÊÝÖÜPÜ

(A) N (B) K

(C) M (D) L

10/601 2 of 16

CCE RF/RR/PF/PR(A) 83-K
II. PæÙÜX®Ü ±ÜÅÍæ°WÜÚWæ EñܤÄÔ 2×1=2

3. ˨ÜáÂñ… ÊÜáívÜƨÜÈÉ E±ÜÁãàXÓÜáÊÜ PæÙÜX®Ü ZoPÜWÜÙÜ bÖæ°¿á bñÜÅÊÜ®Üá°
ŸÃæÀáÄ

i) ÄÁãàÓÝrp…

ii) Óæà±Üìvæ CÆÉ¨æ ¨Ýq¨Ü ñÜí£

4. 5 ÓÜáñÜá¤WÜÙÜ®Üá° Öæãí©ÃÜáÊÜ ÊÝÖÜPÜ ñÜí£ ÓÜáÃÜáÚÀáí¨Ü EípÝ¨Ü PÝíñÜûæàñÜÅÊÜâ,

1 ÓÜáñÜᤠCÃÜáÊÜ ÓÜáÃÜáÚÀáí¨Ü EípÝ¨Ü PÝíñÜûæàñÜÅQRíñÜ GÐÜár ±Üoár
A˜PÜÊÝXÃÜáñܤ¨æ

III. PæÙÜX®Ü ±ÜÅÍæ°WÜÚWæ EñܤÄÔ 3×2=6

5. PæÙÜWæ PæãqrÃÜáÊÜ bñÜÅÊÜ®Üá° WÜÊÜá¯Ô. A ÊÜáñÜᤠB Ãæãà«ÜPÜWÜÙÜÈÉ, ¿ÞÊÜ
Ãæãà«ÜPÜ¨Ü ÊÜáãÆPÜ Öæbc®Ü ˨ÜáÂñ…±ÜÅÊÝÖÜÊÜâ ÖÜÄ¿ááÊÜâ¨Üá ¯ÊÜá¾ EñܤÃÜPæR
PÝÃÜ| Pæãw.

10/601 3 of 16

CCE RF/RR/PF/PR(A) 83-K
6. A±Ý¿á¨Ü ÓÜíPæàñÜ ©à±ÜWÜÙÜ Ÿ|¡ ¿ÞÊÜâ¨Üá B Ÿ|¡ÊÜ®Üá° HPæ
ŸÙÜÓÜÇÝWÜáÊÜâ¨Üá

7. a) ¶æÉËáíW…®Ü GvÜWæç ¯¿áÊÜáÊÜ®Üá° ¯ÃÜã²Ô.

b) ®ÜÊÜá¾ ¨æàÍܨÜÈÉ WÜêÖÜ Ë¨ÜáÂñ…ÊÜáívÜÆ¨Ü ÓÜiàÊÜ ñÜí£ ÊÜáñÜᤠñÜoÓܧ ñÜí£WÜÙÜ
®ÜvÜáÊÜ| Ë»ÜÊÝíñÜÃÜ GÐÜár

IV. PæÙÜX®Ü ±ÜÅÍæ°WÜÚWæ EñܤÄÔ 3×3=9

8. ²ÅÓ…ŸÁãà²¿Þ Gí¨ÜÃæà®Üá D ¨æãàÐÜPæR PÝÃÜ|WÜÙæà®Üá D ¨æãàÐÜPæR
Jí¨Üá ±ÜÄÖÝÃÜÊÜ®Üá° ÓÜãbÔ.

A¥ÜÊÝ

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ÓÜıÜwÓÜŸÖÜá¨Üá

9. ¶ÜäÂÓ… Gí¨ÜÃæà®Üá ˨ÜáÂñ…ÊÜáívÜƨÜÈÉ KÊÜÃ…Çæãàv… ÊÜáñÜᤠÖÜêÓÜÌÊÜáívÜÆ
EípÝWÜÆá PÝÃÜ|WÜÙæà®Üá

A¥ÜÊÝ

»Üã ÓÜí±ÜPÜì ñÜí£ Gí¨ÜÃæà®Üá »Üã ÓÜí±ÜPÜì ñÜí£¿á PÝ¿áìÊÜ®Üá° ËÊÜÄÔ.

10/601 4 of 16

CCE RF/RR/PF/PR(A) 83-K
10. Jí¨Üá ¯ÊÜá° ¨Ü±Üì|¨Ü C ®ÜÈÉ ÊÜÓÜá¤Êæäí¨Ü®Üá° CÄÔ¨ÝWÜ ±ÜÅ£¹íŸ

EípÝWÜáËPæ¿á®Üá° ñæãàÄÓÜáÊÜ ÃæàTÝbñÜÅÊÜ®Üá° ŸÃæÀáÄ. EípÝWÜáÊÜ

±ÜÅ£¹íŸ¨Ü ÓÜÌ»ÝÊÜÊÜ®Üá° ŸÃæÀáÄ.

[ C ÊÜPÜÅñÝ Pæàí¨ÜÅ ]

V. PæÙÜX®Ü ±ÜÅÍæ°WÜÚWæ EñܤÄÔ 2×4=8

11. a) ¸æÙÜQ®Ü ÊÜQÅà»ÜÊÜ®Ü¨Ü ¯¿áÊÜáWÜÙÜ®Üá° ¯ÃÜã²Ô.

b) ²à®Ü ¨Ü±Üì| ÊÜáñÜᤠ²à®Ü ÊÜáÓÜãÃÜWÜÙÜ ®ÜvÜáÊÜ| ¿ÞÊÜâ¨Ý¨ÜÃÜã GÃÜvÜá
ÊÜÂñÝÂÓÜWÜÙÜ®Üá° £ÚÔ.

A¥ÜÊÝ

a) ÊÜ«Üì®æ Gí¨ÜÃæà®Üá Jí¨Üá ÊÜáÓÜãÃÜ©í¨Ü EípÝ¨Ü ±ÜÅ£¹íŸ¨Ü
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b) ¸æÙÜQ®Ü ±ÜÅ£¶ÜÆ®Ü¨Ü ¯¿áÊÜáWÜÙÜ®Üá° ŸÃæÀáÄ.

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