CBSE Class 10 Science Sample Paper 2012 (5)

CBSE Class 10 Science Sample Paper 2012 (5). 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 is meant by near point of a human eye?

2] Draw the electron dot structure of CH₃Cl.

3] List any two common methods by which solid wastes of urban areas are disposed off.

4] Mention any two functions of human ovary.

5] Why transfer of energy between various organisms is not so efficient?

6] Two elements 'A' (atomic number 7) and 'B' (atomic number 15) belong to group 15 of the periodic table. Write the electronic configuration of these elements. Which of these will be more electronegative and why?

7] Why do we seek to build dams?

8] To get an image of same size as that of the object by a thin convex lens of focal length 20 cm, where should the object be placed? Draw ray diagram to show image formation in this case. Is the image real or virtual?

9] While sitting in the last row, a student has difficulty in reading the black board clearly. State the defect of vision the student is suffering from. Mention two causes of this defect. Suggest a suitable lens for the correction of this defect.

Please refer to attached file for CBSE Class 10 Science Sample Paper 2012 (5).