CBSE Class 8 Science Question Paper Set V

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Read and download CBSE Class 8 Science Question Paper Set V designed as per the latest question paper pattern and Class 8 examination guidelines issued by CBSE, NCERT and KVS. The past year Question Papers for Class 8 Science have been provided with solutions which will help students to assess their performance and find out topics in Science Class 8 which they need to improve to get better marks in Class 8 exams. After solving these last year papers also refer to solved Sample Papers for Class 8 Science available on our website to build strong understanding of the subject

Science Question Paper Class 8

Students can refer to the below Class 8 Science Question Paper designed to help students understand the pattern of questions that will be asked in Class 8 exams. Please download CBSE Class 8 Science Question Paper Set V

Science Class 8 Question Paper

SECTION – A
1. Give another term for fertilized egg. (1)
 
2. There is no fuel that could be considered as ideal fuel. Justify the statement giving two points.
 
3. Define light year. Why does pole star appear to be almost stationary? (2)
 
4. (a) What is blind spot in human eye? (2)
    (b) Why do we close our eyes when we move from dim light to bright light?
 
5. What may happen to a plant cell if cell wall and plastids are removed from it? (2)
 
6. (a) Why are bells made up of metals? (2)
    (b) Write two properties of metals that are used in making utensils for cooking food.
 
7. (a) Twelve-year old Lila always eats only dal and rice in every meal. She often falls ill and has become prone to diseases. Suggest changes in her diet which can
make her healthy and free from diseases.
    (b) What are the effects of increased activity of sweat and sebaceous glands?
 
8. (a) What are metalloids? Give one example. (2)
    (b) Name a non-metal which is
          i. used to disinfect water
          ii. used in fertilisers to enhance growth of plant.
 
9. (a) How do nerve cells help to control and coordinate the working of different parts of the body?
    (b) Write one point of difference between prokaryotic and eukaryotic cell.
 
10. Water is a commonly used fire extinguisher. Which condition of combustion is eliminated if we use water as a fire extinguisher? State two situations in which water
should not be used to extinguish fire.
 
11. Give reasons for the following: (2)
(a) Female frog lays hundreds of eggs in water.
(b) Reproduction is not necessary for survival even then this process is important for living beings.
 
12. Draw a neat diagram of a plant cell and label any four parts in it. (3)
 
13. What is constellation? Explain how you will locate star Sirius with the help of constellation Orion. Support your answer with suitable diagram.
 
14. (a) How is musical sound different from noise? Write any two measures that you will take as a student to reduce noise pollution.
     (b) How does a bird’s sound differ from a lion’s roar?
 
15. Write word equations for the following. (3)
(a) Ash obtained on burning magnesium ribbon is dissolved in water.
(b) Zinc granules are added to copper sulphate solution.
(c) Iron filings are added to dilute hydrochloric acid.
 
16. (a) State any two differences between comets and meteors. (3)
     (b) Why do we see only one side of the moon?
     (c) Write two distinctive features of the planet Saturn.
 
17. Give reasons for the following: (3)
(a) Solid NaCl does not conduct electricity but its aqueous solution does.
(b) Bubbles appear near electrodes when electric current is passed through acidified water.
(c) Distilled water is not fit for human consumption.
 
18. (a) Name one hormone secreted by the following endocrine glands: (2+2+1=5)
          i) Pancreas
         ii) Adrenal
        iii) Thyroid
        iv) Pituitary
    (b) State one function of the hormone secreted by the thyroid and adrenal gland.
    (c) Define the term ‘menopause’.
 
19. (a) Write an activity to show that sound needs a material medium for propagation.
      (b) Does any part of our body vibrate when we speak? Name the part and explain its working.
 
20. (a) Aahana wants to electroplate silver on a steel spoon. Draw a well labelled diagram of the set up indicating the material used for each electrode and the electrolyte.
      (b) Explain briefly the process of electroplating in the given case.
      (c) Write one advantage of electroplating silver on steel spoon.
 
21. (a) Write two points of differences between LPG & petrol used as fuels. 
     (b) Explain briefly two harmful effects of burning fuels on our environment.
OR
     (a) Certain amount of fuel on complete combustion produces 1,80,000 kJ of energy. If the calorific value of fuel is 80,000 kJ/kg, calculate the amount of fuel consumed.
     (b) Describe three zones of a candle flame.
 
22. (a) Explain with the help of a diagram the phenomenon of lightning between clouds and the earth.
      (b) Write any two precautions that you will take to protect yourself from lightning when you are in the playground.
OR
     (a) What is an earthquake? Explain how it occurs.
     (b) Write two safety measures that are taken by the architect to make the building quake safe.
 
23. (a) Draw a neat diagram of human female reproductive system and label any two  parts in it.
      (b) Compare the process of binary fission and budding (two points). Give one example each of organisms which reproduce by these methods.
(a) Name any two parts in the male reproductive system and state any one function of these parts.
(b) (i) Define metamorphosis.
     (ii) Can the changes observed in our body as we grow be called as metamorphosis. Justify giving suitable reason. Give two examples of organisms which undergo metamorphosis.
 
Please click the link below to download CBSE Class 8 Science Question Paper Set V.
Question Paper for Class 8 Science
CBSE Class 8 Science Question Paper Set 1 Solved
CBSE Class 8 Science Question Paper Set 2 Solved
CBSE Class 8 Science Question Paper Set 3 Solved
CBSE Class 8 Science Question Paper Set 4 Solved
CBSE Class 8 Science Question Paper Set 5 Solved
CBSE Class 8 Science Question Paper Set 6
CBSE Class 8 Science Question Paper Set A
CBSE Class 8 Science Question Paper Set B
CBSE Class 8 Science Question Paper Set C
CBSE Class 8 Science Question Paper Set D
CBSE Class 8 Science Question Paper Set E
CBSE Class 8 Science Question Paper Set F
CBSE Class 8 Science Question Paper Set G
CBSE Class 8 Science Question Paper Set H
CBSE Class 8 Science Question Paper Set I
CBSE Class 8 Science Question Paper Set J
CBSE Class 8 Science Question Paper Set K
CBSE Class 8 Science Question Paper Set L
CBSE Class 8 Science Question Paper Set M
CBSE Class 8 Science Question Paper Set N
CBSE Class 8 Science Question Paper Set O
CBSE Class 8 Science Question Paper Set P
CBSE Class 8 Science Question Paper Set Q
CBSE Class 8 Science Question Paper Set R
CBSE Class 8 Science Question Paper Set S
CBSE Class 8 Science Question Paper Set T
CBSE Class 8 Science Question Paper Set U
CBSE Class 8 Science Question Paper Set V
CBSE Class 8 Science Question Paper Set W
CBSE Class 8 Science Question Paper Set X
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Previous Year Question Paper Class 8 Science

CBSE Class 8 Science Question Paper Set V

We hope you liked the above provided CBSE Class 8 Science Question Paper Set V. To get an understanding of the type of questions which were asked in previous year exams, it is important for Class 8 students to refer to CBSE Class 8 Science Question Paper Set V that we have provided above. Students can download all the Question Papers for Class 8 Science which were issued in the exams so that you can practise them and solve all types of questions which have been asked till now. By doing all CBSE Class 8 Science Question Paper Set V PYP (previous year papers) you will understand the regular questions and MCQ questions for Class 8 Science which are always asked and learn them so that you can get full marks in those questions. You can download CBSE Class 8 Science Previous Year Question Papers and Class 8 Science Sample Papers in PDF. You should attempt all the last year question paper for Class 8 and Class 8 Science MCQ Test in examination conditions at home and then compare their answers with the solutions provided by our teachers.
 

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