CBSE Class 8 Science Sample Paper Set J

Scroll down for PDF

CBSE Class 8 Science Sample Paper Set J. It’s always recommended to practice as mane sample papers as possible before the examinations. Students can download the sample papers and also question papers of previous years to practice and score better marks in examinations. Refer to other links too for more sample papers.


Q1. What is cutting of mature plants called? 1

Q2. What is the term given to lowest temperature at which a substance burns. 1

Q3. Define Deforestation. 1

Q4. Name the process of reproduction in hydra. 1

Q5. Name the device used to test whether an object is carrying a charge or not. 1

Q6. What is carbonization? 2

Q7. Draw a well labelled diagram of a candle flame. 2

Q8. Give the units of frequency and loudness. 2

Q9. State the laws of reflection and draw the diagram. 2

Q10.What is an earthquake and how is it measured? 2

Q11.What is lightning conductor? How does it work . 2

Q12. Differentiate between zygote and foetus. 2

Q13.Explain the process of formation of petroleum. 3

Q14.What is meant by combustion?Write any two conditions necessary for combustion? 3

Q15. Identify the part which vibrates to produce sound in the following instruments. 3

i. Dholak

ii. Sitar

iii. flute

Q16. What are the characteristics of the image formed by plane mirror? 3

Q17. What is a constellation name any two constellations and draw sketches to show the relative positions of prominent stars in them. 3

Q18. I)Define light year. (1 +1+1 =3)

ii) what are artificial satellites ?

iii) What are their uses (Any Two).

Q19. Mention one use each of (i) Coke (ii) Coal gas (iii) Bitumen. 3

Q20. I) What are the advantages of using manures. (2+3=5)

ii) Explain how fertilizers are different from manures.

Q21. Define asexual reproduction.Name two methods of asexual reproduction .Explain any one and draw the diagram. (5)

Q22. (a) Differentiate between zoo and sanctuary. (2+3)

(b) Explain how deforestation leads to reduced rainfall.


Multiple choice questions(5 Marks)

Choose the correct option and write in the answer sheet

Q23. One of the following is a Rabi crop-

i) Wheat iii)Soyabean

ii) Paddy iv) Cotton

Q24. Which of following is an extinct species?

i) Elephant ii) cat

iii) Pig iv) dodo

Q25. The part of the human ear which vibrates when sound is produced is:

i) Pinna or external year

ii) Ear drum

iii) Bones inside

iv) Auditory Nerve

Q26. The part of the eye without any sensory cells is:

i) Rods iii) Blind spot

ii) Cones iv) Retina

Q27. The outermost layer of earth is called

i) Crust iii) Outer core

ii) Mantle iv) Inner core

Please click the link below to download CBSE Class 8 Science Sample Paper Set J.


Click on the text For more study material for Science please click here - Science

Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

Error in the evaluation of answer sheets in CBSE

The education board has witnessed many events where invigilators are being suspended for allotting wrong marks to the students.  This has affected students mainly of classes X and XII in the 2019 CBSE Board Exams. The central board of secondary education has taken...

CBSE to launch 'Tamanna' aptitude test

Introduction: The poor decisive condition of students to pursue their subject of interest has been an area of concern. To the ease of which CBSE is to launch ‘Tamanna’. An aptitude test in order to provide a line of guidance to students of class 9th and 10th. What is '...

How to crack a competitive examination

“How I crack a competitive examination” is a frequently asked question by today’s students. Cracking a competitive exam is a challenging task. Attaining a huge amount of study and solving several complex problems in a limited amount of time is a huge task. Competitive...

JEE Entrance Exam 2020 Dates Registration Admit Cards Exam Pattern

JEE Entrance exam is conducted for students who wish to pursue engineering in different subjects or categories like mechanical, CS, etc.. It is officially organized and conducted by NTA. Formerly it was organized by CBSE. It avails seats for students in IITs, NITs, and...

Registration of NEET 2020 starts

The NEET 2020 registration process would start on Monday, December 2nd, 2019. National Testing Agency, NTA would carry out the county’s undergraduate entrance exam for medical and dental admissions.  The examination is scheduled to take place in English, Hindi, and...


Central Board of Secondary Education, CBSE is to conduct the 10th and 12th Board Examination 2020 from February 15, 2020. Due to University Admissions, CBSE has shifted Board Exams dates from 1 March to February 15 from 2019. This year too CBSE would be making changes...

Studies Today