CBSE Class 10 Science Question Paper 2012 Set 10

CBSE Class 10 Science Question Paper 2012 (10). 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.

SCIENCE

Model Question Paper - 3

SECTION - A

I. Answer all questions : 

1. Diabetes is treated by the biotechnologically produced ( Enzyme, Insulin, Vitamins, Vaccine )

2. Pick out the bacterial disease ( Brain fever, Rabies, Tetanus, small pox)

3. Which is the female reproductive part of a flower? ( Calyx, Corolla, Androecium, Gynoecium )

4. In monotropa the special type of root which absorbs nourishment is ( Haustoria, Mycorrhizal root, clinging root, Adventitious root)

5. green house gas which causes climate change and global warming. ( Hydrogen, Oxygen, Nitrogen, Carbon-di-oxide )

6. The value of Avogadro Number is ( 6.023 x 1022 , 6.023 x 1023, 6.023 x 10-24, 6.023 x 1024 )

7. pH + pOH = 14 If the value of pOH of a substance is 3, its pH is ( 3, 11, 14, 1 )

8. Any metal mixed with mercury is called ( Alloy, Solution, Amalgam, Salt )

9. To design the body of the aircraft ________ alloys are used. ( Iron, Gold, Silver, Aluminium )

10. The functional group of carboxylic acid is ( -OH, -CHO, -C= O -COOH )

11. The momentum of a truck at rest is ______________ ( very large, very small, zero, infinity )

12. Fuse wire is made up of an alloy of ( Lead and tin, lead and copper, tin and iron, zinc and copper )

13. Voltmeter is used to measure ____________ ( Potentical difference, current, magnetic effect, electrical energy )

14. An electric current through a metallic conductor produces ( heat, light, magnetic field, mechanical force)

15. Twinkling of stars is due to ( Reflection, dispersion, atmospheric refraction, None of the above )

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