CBSE Class 10 Science Sample Paper 2018 Set J

Read and download PDF of CBSE Class 10 Science Sample Paper 2018 Set J designed as per the latest curriculum and examination pattern for Class 10 issued by CBSE, NCERT and KVS. The latest Class 10 Science Sample Papers have been provided with solutions so that the students can solve these practice papers and then compare their answers. This will help them to identify mistakes and improvement areas in Science Standard 10 which they need to study more to get better marks in Grade 10 exams. After solving these guess papers also refer to solved Class 10 Science Question Papers available on our website to build strong understanding of the subject

Sample Paper for Class 10 Science 2018 Pdf

Students can refer to the below Class 10 Science Sample Paper designed to help students understand the pattern of questions that will be asked in Grade 10 exams. Please download CBSE Class 10 Science Sample Paper 2018 Set J

Science Class 10 Sample Paper 2018


1. Write one equation for a decomposition reaction where energy is supplied as heat.

2. What is represented by JC-1?

3. Tooth enamel is one of the hardest substances in our body.How does it undergo damage due to eating chocolates and sweets?

4. Define refractive index in terms of speed of light?

5. Identify the substance oxidized and reduced in 4Na + O→ Na2O.

6. Draw a diagram to show the dispersion of white light by a glass prism?

7. How is bleaching powder prepared? Why does bleaching powder

1) smell strongly of chlorine?

2) not dissolve completely in water?

8. Describe an activity with a neat diagram to show that a magnetic field is generated around a straight current carrying wire.

9. Draw ray – diagrams to describe the nature, position and relative size of the image formed?

1) By a convex lens for the object when it is placed at 2F1.

2) By a concave mirror for the object when it is placed between pole P and focus F.

10. Draw the structural formula of a compound with two carbon atoms in following cases.

a) An alkane

b) An alcohol

c) An unsaturated hydro carbons.

12. What is meant by a group in the Periodic Table? Within a group where would expect to find the element with
1) The greatest metallic character?
2) The largest atomic size?
13. Describe D.C. electric motor by drawing neat diagram.
14. What is the resultant resistance when three resistors R1, R2 and R3 are connected in series. 
15. (a) Define Homologous series? Give three characteristics of it. 
(b) Define functional group.
(c) Define co-valency.
(d) Explain cleansing action of soap
(a) Compare soaps and detergents.
(b) What happens when sodium accetate is heated with soda lime?
(c) Give IUPAC names of
(1) CH3 – CH = CH
(2) CH2 = CH – CH2 – Cl
(3) CH3 – CH2 – COOH.


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