CBSE Class 8 Science Question Paper Set 24

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Class 8 Science Solved Question Papers: CBSE Class 8 Science Question Paper Set 24

Review targeted exam resources with the CBSE Class 8 Science Question Paper Set 24. Built according to official CBSE standards for the 2026-27 academic year, these downloadable Class 8 Science question papers support effective revision and performance tracking.

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Science
Q.1 AIDS can spread from an infected person to another person through:

a. sharing food
 
b. sharing comb
 
c. blood transfusion
 
d. a mosquito bite
 
Q.2 Force due to the charged particles is known as:
 
a. muscular force
 
b. magnetic force
 
c. electrostatic force
 
d. gravitational force
 
Q.3 If we apply oil on door hinges the friction will:
 
a. increase
 
b. decrease
 
c. disappear
 
d. unchanged
 
Q.4 The loudness of the sound depends on its:
 
a. amplitude
 
b. speed
 
c. frequency
 
d. time period
 
Q.5 Angle of incidence is equal to the angle of reflection;
 
a. always
 
b. sometimes
 
c. under special conditions
 
d. never
 
Q.6 Name the point inside the human eye where the image is not visible. 
 
Q.7 Chemicals used in refrigerators and air conditioners which damage the ozone layer.
 
Q.8 Hormone secreted by pancreas. 
 
Q.9 Fertilization that takes place inside the human body. 
 
Q.10 Resistance to the movement of object exerted by the fluid is called? 
 
Q.11 Static friction is _______ than sliding friction. 
 
Q.12 ________________ charges attract each other & ___________________ charges repel each other.
 
Q.13 Metals are________________ conductors of heat & ________________. 
 
Q.14 Read the given paragraph & answer the following questions.
 
Although mother give birth to a baby but a baby is formed from the fertilization of male & female gametes involving 2 parents .The nuclei of both the parent gametes fuse , thus passing their characters to the offspring & this results in the formation of new character combinations. Therefore the zygote formed from fertilization have characters of both the parents . This zygote develops inside the female body & finally takes birth as a baby.
 
14.1 What is the process of fusion of male & female gamete known as?
 
14.2 How the new character combinations are formed in an offspring during sexual reproduction?
 
14.3 Where does the zygote develops in the female body?
 
14.4 The animals that give birth to their young ones are called___________animals.
 
14.5 What type of reproduction is explained in the above paragraph?
 
Q.15 List the ways to reduce air pollution. 
 
Q.16 State the two laws of reflection.
 
Q.17 Why we can not store lemon pickle in an aluminium utensil? 
 
Q.18 Differentiate between internal and external fertilization.
Or
Define asexual reproduction. Describe two methods of it.
 
Q.19 What is mensuration? Explain. 
 
Q.20 Explain the effect on pressure when area on which it is applied decreases. 
 
Q.21 Give examples to show that friction is both friend and foe. 
 
Q.22 Briefly explain total hearing impairment. 
 
Q.23 Draw well labeled diagram of ANY ONE OF THE FOLLOWING: Structure of human ear and voice box.
 
Q.24 Does pure water conduct electricity? If not, what can we do to make it conducting?
3
Q.25 What precautions would you take to protect yourself from earthquake? 
 
Q.26 Describe the Green house effect in your own words? 
 
Q.27 Define electrolysis. Explain the electrolysis of water.
Or
Explain electroplating of copper over another metal object.
 
Q.28 a) Explain how lightning takes place?
 
b) Mention any 2 safety measures to protect ourselves from lightning.
 
Q.29 a) What are hormones? Name the hormones secreted by pancreas , thyroid & adrenal glands.
        b) What is metamorphosis?
Or
What are secondary sexual characters? Mention secondary sexual characters in boys & girls.
 
Q.30 Observe the given diagram carefully & answer the following questions.
a) Identify the diagram.
b) Label the parts mentioned as 1,2,3,4,5,6& 7
CBSE Class 8 Science Question Paper Set X
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Past Exam Papers & Solutions for Class 8 Science

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FAQs

Where can I download the official PDF for CBSE Class 8 Science Question Paper Set 24?

The CBSE Class 8 Science Question Paper Set 24 is available for download on StudiesToday.com. It includes complete set with all sections so that Class 8 students can practice with the exact same paper that came in the CBSE exams.

Are the solutions for CBSE Class 8 Science Question Paper Set 24 based on the official CBSE marking scheme?

Yes, the solutions for CBSE Class 8 Science Question Paper Set 24 are prepared by subject matter experts as per official marking scheme. Class 8 students will understand the structure of answers and 'step-marks' methodology Science.

How does solving CBSE Class 8 Science Question Paper Set 24 help in preparing for the 2026 exams?

Solving previous year papers like CBSE Class 8 Science Question Paper Set 24 is important to understand repeat themes and question difficulty levels of Science. It helps Class 8 students to test their time management skills too.

Can I access CBSE Class 8 Science Question Paper Set 24 in different languages?

Yes, where applicable, CBSE Class 8 Science Question Paper Set 24 is available in both English and Hindi mediums. All students from Class 8 can access Science study material in their preferred language.

Is there a charge to download the CBSE Class 8 Science solved papers?

No, all previous year question papers on StudiesToday, including CBSE Class 8 Science Question Paper Set 24, are provided free of charge in mobile-friendly PDF.