CBSE Class 10 Science Sample Paper 2013 (10)

CBSE Class 10 Science Sample Paper 2013 (10). Based on CBSE and NCERT guidelines. The students should practice these Question Papers to gain perfection which will help him to get more marks in CBSE examination. Please refer to more CBSE Class 10 question papers in other links. The CBSE Question papers are prepared based on trend in past examinations and expected questions in CBSE exams. Its always recommended by CBSE to practice the papers released by CBSE to get better exams in CBSE exams. CBSE Last Year Question Papers for class 10 for final/ term/ SA1/ SA2 Examinations conducted by Central Board of Secondary Education for all CBSE affiliated schools in India and abroad. Please refer to more CBSE Class X sample papers, question papers, HOTs etc in other links.

1] What are the gustatory receptors?

2] What is solar panel?

3] What are the two vital functions of the human kidneys?

4] What happens when a strip of zinc is dipped into copper sulphate solution? Write the balanced chemical equation of the reaction.

5] Fresh milk has a pH of 6. How do you think the pH will change as it turns into curd? Explain

6] On what factors does the resistance and resistivity of a conductor depend? Write SI unit of resistance.

7] Why do we use parallel circuit arrangement for domestic wiring? Give three reasons.

8] A coil of insulated wire is connected to a galvanometer. What would be seen if a bar magnet with its south pole is brought towards one Face of the coil is:

    (a) Moved quickly towards it?

    (b) Moved quickly away from it?

    (c) Placed near its one face?

    (d) Name the phenomena involved?

    (e) North pole of bar magnet is brought towards the same face of the coil.

    (f) North pole of bar magnet is kept stationary near the same face of the coil.

9] What do the following transport:   

    (i) Xylem

    (ii) Pulmonary artery

    (i) pulmonary Vein

    (ii) Phloem

10] What are the constituents of biogas? Write any two uses of this gas.

11] Give reason:

      (i) Ionic compounds have high melting point

      (ii) Ionic compounds are hard crystalline solids.

      (iii) Which gas is produced when dilute hydrochloric acid is added to a reactive metal?

12] (a) What is redox reaction? When magnesium ribbon burns in the air and forms a white residue, is magnesium oxidized or reduced? 

      (b) Why should chemical equations be balanced?

Please refer to attached file for CBSE Class 10 Science Sample Paper 2013 (10)