CBSE Class 10 Science Question Paper SA 2 2012 (17)

Access and download CBSE Class 10 Science Question Paper SA 2 2012 (17), carefully designed as per the latest 2025-26 examination guidelines issued by CBSE, NCERT, and KVS. These Class 10 Science previous year question papers include detailed solutions, helping students to assess their performance and identify and improve key areas before the final exams.

Solved Science Question Papers for Class 10

Practicing these Class 10 Science question papers is the best way to understand the actual exam pattern and marking scheme. By solving these papers under timed conditions, Class 10 students can improve their speed and accuracy. Download the full CBSE Class 10 Science Question Paper SA 2 2012 (17) to begin your self-assessment today.

Science Class 10 Question Paper PDF with Solutions

CBSE Class 10 Science Question Paper SA 2 2012 (17). Students can download the last year question papers using the link below. Free download of examination question papers with solutions. Last 10 year question papers should be practised to get better marks in examinations.

SECTION  - A

1.    Why is the refractive index of atmosphere different at different altitudes ? 

2.    Name the functional  group present in propanal (C3H60)                                      

3.    Which of the following  in a food chain will  have maximum  concentration of harmful  chemicals in its body ?

        Small fish, Zooplankton,  Bird, Phytoplankton

4.    Why is ozone layer getting depleted at the higher level of the atmosphere ? 

5.    A boy uses spectacles of focal length -60 cm. Name the defect of vision he is suffering from.  Which lens is used for the correction of this defect ?  Compute the power of this lens.

6.   0ne  portion  of a convex lens is covered as shown, will  the lens produce a complete image of the object ?  Describe in brief the characteristics of the image formed.

CBSE Class 12 Science Question PaperSA 2

7.    State in brief the functions of following  parts of human eye : 

(a)    Iris                       (b)    Cornea               (c)    Ciliary Muscles           (d)    Pupil

8.      Why should coal and petroleum be used judiciously  ? What ill effects can be caused if  they are used non - judiciously  ?

9.      (a)    State Modern Periodic Law.                                                           

(b)    Elements A, B, C and D have atomic number 1, 8, 11 and 19 respectively. Choose the odd element and give reason for your answer.     Write the trend of atomic size and metallic character along a group and a period in the  modern periodic table.

Please click the link below to download pdf file of CBSE Class 10 Science Question Paper SA 2 2012 (17).

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CBSE Class 10 Science Question Paper SA1 2012
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CBSE Class 10 Science Question Paper 2012 (14)
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CBSE Class 10 Science Question Paper 2012 (16)
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CBSE Class 10 Science Question Paper 2012 (10)
CBSE Class 10 Science Question Paper 2012 (9)
CBSE Class 10 Science Question Paper 2012 (8)
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CBSE Class 10 Science Question Paper 2012 (6)
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CBSE Class 10 Science Question Paper SA 2 2012 (12)
CBSE Class 10 Science Question Paper SA 2 2012 (13)
CBSE Class 10 Science Question Paper SA 2 2012 (14)
CBSE Class 10 Science Question Paper SA 2 2012 (15)
CBSE Class 10 Science Question Paper SA 2 2012 (16)
CBSE Class 10 Science Question Paper SA 2 2012 (17)
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CBSE Class 10 Science Question Paper SA 2 2012 (17)

To understand the types of questions asked in past examinations, it is very important for Class 10 students to solve the CBSE Class 10 Science Question Paper SA 2 2012 (17) provided above. You can easily download these past papers for Class 10 Science in PDF format for the last 10 years. By practicing these actual exam questions you will gain an understanding of the difficulty level and the variety of topics covered over the years. By solving these Previous Year Papers (PYPs) you will understand both descriptive and MCQ questions in your final tests.

Importance of solving CBSE Class 10 Science Question Paper SA 2 2012 (17)

Regularly practicing CBSE Class 10 Science Question Paper SA 2 2012 (17) is the best way to improve your score in Class 10 Science. These papers will give you details of the marking scheme and the paper structure used by the CBSE. By regularly attempting these under actual exam conditions at home, you can slowly improve your time management skills, which will help you to complete your Science paper within the allowed duration.

Benefits of downloading CBSE Class 10 Question Papers

Having the CBSE Class 10 Science Question Paper SA 2 2012 (17) in PDF format allows you to revise key concepts anywhere, even without an internet connection. These sets are a reliable tool to practice numerical problems and understand the correct approach to all types of answers. After solving the questions, you should compare your work with the solutions provided by our teachers. Along with these papers, students should always solve the Class 10 Science Sample Papers and MCQ tests on studiestoday.com for a complete revision.

Where can I download the official PDF for CBSE Class 10 Science Question Paper SA 2 2012 (17)?

The CBSE Class 10 Science Question Paper SA 2 2012 (17) is available for download on StudiesToday.com. It includes complete set with all sections so that Class 10 students can practice with the exact same paper that came in the CBSE exams.

Are the solutions for CBSE Class 10 Science Question Paper SA 2 2012 (17) based on the official CBSE marking scheme?

Yes, the solutions for CBSE Class 10 Science Question Paper SA 2 2012 (17) are prepared by subject matter experts as per official marking scheme. Class 10 students will understand the structure of answers and 'step-marks' methodology Science.

How does solving CBSE Class 10 Science Question Paper SA 2 2012 (17) help in preparing for the 2026 exams?

Solving previous year papers like CBSE Class 10 Science Question Paper SA 2 2012 (17) is important to understand repeat themes and question difficulty levels of Science. It helps Class 10 students to test their time management skills too.

Can I access CBSE Class 10 Science Question Paper SA 2 2012 (17) in different languages?

Yes, where applicable, CBSE Class 10 Science Question Paper SA 2 2012 (17) is available in both English and Hindi mediums. All students from Class 10 can access Science study material in their preferred language.

Is there a charge to download the CBSE Class 10 Science solved papers?

No, all previous year question papers on StudiesToday, including CBSE Class 10 Science Question Paper SA 2 2012 (17), are provided free of charge in mobile-friendly PDF.