Kendriya Vidyalaya Question Papers Class 8 2019 – Complete Science Question Paper Analysis

Introduction

Content

Kendriya Vidyalaya Question Papers Class 8 2019

The Kendriya Vidyalaya Question Papers Class 8 2019 are useful for understanding the type of questions asked in Class 8 examinations during the 2019-20 session. The uploaded question-paper material covers Class VIII Science and contains objective questions, fill-in-the-blanks, short-answer questions, descriptive questions, matching questions and passage-based questions. The paper carries 80 marks and has a duration of 2 hours 30 minutes.

Kendriya Vidyalaya Question Papers Class 8 2019 – Paper Details

Particular	Details
Kendriya Vidyalaya Question Papers Class 8 2019	Class 8 Science Question Paper
Session	2019-20
Examination	Session Ending Examination
Class	VIII
Subject	Science
Maximum Marks	80
Time	2 Hours 30 Minutes
Question Paper Sections	Section A and Section B
Question Style	MCQs, Fill in the Blanks, Short Answer, Descriptive, Matching and Case-Based Questions
Overall Focus	Science concepts, applications, reasoning and understanding

Kendriya Vidyalaya Question Papers Class 8 2019 – Examination Instructions

Kendriya Vidyalaya Question Papers Class 8 2019	Instruction
Question Paper Structure	The paper is divided into two sections.
Section A	Contains objective, short-answer and descriptive questions.
Section B	Contains passage and situation-based questions.
Compulsory Questions	Both sections are compulsory.
Answering Approach	Students should read every question carefully before answering.
Numerical/Scientific Questions	Appropriate steps, explanations and diagrams should be included wherever required.

Kendriya Vidyalaya Question Papers Class 8 2019 – Section A Analysis

Kendriya Vidyalaya Question Papers Class 8 2019	Analysis
Section A	This section tests basic scientific knowledge as well as conceptual understanding.
Objective Questions	Questions are based on reproduction, hormones, electroplating, electric charges, planets, reflection, pollution, sound and reproduction in animals.
Fill in the Blanks	These questions test important scientific terms and definitions.
Short Answers	Students have to explain concepts in their own words.
Longer Questions	The paper also requires diagrams and detailed scientific explanations.

Kendriya Vidyalaya Question Papers Class 8 2019 – Multiple Choice Questions

Q. No.	Question	Correct Answer
1	A tadpole develops into an adult frog by which process?	Metamorphosis
2	Which is the male hormone?	Testosterone
3	Electroplating is based on which effect of electricity?	Chemical effect of electricity
4	What charge does a glass rod acquire when rubbed with silk?	Positive charge
5	Which planet appears very bright in the sky?	Venus
6	What is the ray of light striking a reflecting surface called?	Incident ray
7	Which type of pollution affects the Taj Mahal?	Air pollution
8	Sound can travel through which media?	Solids, liquids and gases
9	What is the larynx commonly called?	Voice box
10	Animals that give birth to young ones are called?	Viviparous animals

Kendriya Vidyalaya Question Papers Class 8 2019 – Fill in the Blanks

Q. No.	Question	Answer
11	The fusion of male and female gametes to form a zygote is called ________.	Fertilisation
12	The mode of reproduction in Amoeba is ________.	Binary fission
13	Male contains XY chromosomes while female contains ________ chromosomes.	XX
14	The unit of frequency is ________.	Hertz
15	Deposition of a layer of desired metal on another material using electricity is called ________.	Electroplating
16	The two kinds of electric charges are ________ and ________.	Positive and negative
17	Lightning, earthquake and tsunami are ________ phenomena.	Natural
18	A person standing 1 metre in front of a plane mirror appears to be ________ away from the image.	2 metres
19	Substances causing pollution are called ________.	Pollutants
20	The planet that appears reddish in colour is ________.	Mars

Kendriya Vidyalaya Question Papers Class 8 2019 – Two-Mark Questions

Q. No.	Question
21	At an individual level, how can you help to reduce air pollution?
22	Describe the greenhouse effect in your own words.
23	Show that lemon juice and vinegar are good conductors of electricity.
24	List the changes in the body that take place at puberty.
25	What should we do during lightning?
26	What is static electricity? How is it different from electric current?
27	Draw a sketch to show sex determination in humans.

Kendriya Vidyalaya Question Papers Class 8 2019 – Three-Mark Questions

Q. No.	Question
28	Describe the process of fertilisation in human beings.
29	Draw a sketch showing the relative positions of prominent stars in Ursa Major or Orion constellation.
30	The bulb does not glow in the given setup. List three possible reasons.
31	State whether the given statements are True or False: Mercury is the smallest planet of the solar system; Pole Star is a member of the solar system; Orion constellation can be seen only with a telescope.

Kendriya Vidyalaya Question Papers Class 8 2019 – Five-Mark Questions

Q. No.	Question
32	Match the items given in Column A with their correct relations in Column B.
33	Draw a labelled sketch of the human eye.

Kendriya Vidyalaya Question Papers Class 8 2019 – Match the Columns

Column A	Column B
Loudness	Decibel
Ektara	Musical instrument
Pleasant sound	Music
Unwanted sound	Noise
Eardrum	Thin membrane

Kendriya Vidyalaya Question Papers Class 8 2019 – Section B Analysis

Kendriya Vidyalaya Question Papers Class 8 2019	Section B Focus
Passage 1	Food preservation, fungus and chemical preservatives
Passage 2	Corrosion and blackening of silver
Passage 3	Heating water in a paper pan, conduction, convection and ignition temperature
Question Style	Situation-based and application-based
Skills Tested	Observation, reasoning, scientific explanation and application of concepts

Kendriya Vidyalaya Question Papers Class 8 2019 – Food Preservation Passage

Point	Content
Characters	Aditya and Virat
Situation	Two friends order pizza and compare it with homemade French fries.
Experiment	A pizza slice and homemade fries are separately kept under glass bowls for several days.
Observation	The homemade fries become spoiled while the pizza continues to look comparatively good.
Reason Discussed	The paper explains the difference in terms of fungal attack and chemical preservatives.
Science Concept	Food preservation and microorganisms
Health Message	The passage encourages students to think about the possible effects of consuming highly processed fast food.

Kendriya Vidyalaya Question Papers Class 8 2019 – Food Preservation Questions

Q. No.	Question
B-1	Why are preservatives added to certain food items?
B-2	What could be the cause of the spoilage of homemade fries?
B-3	Why should we avoid eating fast food bought from the market?
B-4	What would be the result if the same experiment were carried out in a humid environment instead of a dry environment?

Kendriya Vidyalaya Question Papers Class 8 2019 – Corrosion Passage

Point	Content
Character	Anjali
Situation	Anjali’s grandmother is worried about blackening of silver jewellery.
Experiment	Silver is placed in hot water containing baking soda and common salt.
Observation	The silver object becomes shiny again.
Scientific Concept	Corrosion
Cause Discussed	The paper connects blackening of silver with hydrogen sulphide in air.
Application	Students are asked to connect corrosion with environmental conditions.

Kendriya Vidyalaya Question Papers Class 8 2019 – Corrosion Questions

Q. No.	Question
B-5	What could be the cause of blackening of silverware?
B-6	What is corrosion and what factors initiate corrosion?
B-7	Why is blackening of silver more rapid in cities compared with villages?
B-8	Write the names of two commonly used metals or substances that show similar behaviour when exposed to the atmosphere.

Kendriya Vidyalaya Question Papers Class 8 2019 – Heating Water in a Paper Pan

Point	Content
Characters	Anurag and Ankit
Experiment	Water is heated in a paper pan over a candle flame.
Materials	Candle, matchbox, A4 paper, plastic packet, water and cloth.
Observation	The paper does not burn while the water is being heated.
Scientific Concepts	Conduction, convection and ignition temperature
Main Idea	The paper does not reach its ignition temperature because heat is transferred to the water.

Kendriya Vidyalaya Question Papers Class 8 2019 – Heating Experiment Questions

Q. No.	Question
B-9	Why do you think the paper did not burn?
B-10	What would happen if paper were replaced with plastic in the experiment?
B-11	What is the difference between conduction and convection?
B-12	What is the ignition temperature of a material?

Kendriya Vidyalaya Question Papers Class 8 2019 – Important Science Topics

Topic	Questions/Areas Covered
Reproduction in Animals	Fertilisation, metamorphosis, viviparous animals and sex determination
Reaching the Age of Adolescence	Hormones, puberty and body changes
Chemical Effects of Electric Current	Electroplating and conducting liquids
Some Natural Phenomena	Lightning, static electricity and electric charges
Light	Reflection, incident ray, plane mirror and human eye
Sound	Frequency, loudness, larynx and pleasant/unwanted sound
Stars and Solar System	Planets, Venus, Mars, Ursa Major, Orion and Pole Star
Pollution of Air and Water	Air pollution, pollutants and greenhouse effect
Microorganisms	Fungus and food spoilage
Coal and Petroleum / Materials	Chemical substances and environmental effects
Metals and Non-metals	Corrosion and protection
Combustion and Flame	Ignition temperature and heat transfer

Kendriya Vidyalaya Question Papers Class 8 2019 – Question-Type Analysis

Question Type	Purpose
MCQ	Tests quick recognition of scientific concepts.
Fill in the Blanks	Tests terminology, definitions and factual knowledge.
Two-Mark Questions	Tests concise conceptual explanations.
Three-Mark Questions	Tests explanation, reasoning and diagrams.
Five-Mark Questions	Tests detailed understanding and diagram/matching skills.
Case-Based Questions	Tests the ability to apply science concepts to everyday situations.

Kendriya Vidyalaya Question Papers Class 8 2019 – Most Important Chapters

Priority	Chapter/Area	Why It Matters
1	Reproduction in Animals	Appears in MCQs, fill-in-the-blanks and descriptive questions.
2	Some Natural Phenomena	Questions cover lightning and static electricity.
3	Light	Reflection and human-eye questions are included.
4	Sound	Frequency, larynx, loudness and noise are tested.
5	Pollution	Air pollution and greenhouse effect are included.
6	Stars and Solar System	Multiple questions cover planets and constellations.
7	Chemical Effects of Electric Current	Electroplating and conductivity are tested.
8	Metals and Non-metals	Corrosion appears in the case-based section.
9	Microorganisms	Food spoilage and fungus are tested through a passage.
10	Combustion and Flame	Ignition temperature and heat transfer are tested through an experiment.

Kendriya Vidyalaya Question Papers Class 8 2019 – Preparation Strategy

Step	What Students Should Do
1	Read every science chapter carefully.
2	Prepare important definitions and scientific terms.
3	Practise MCQs without looking at the answers.
4	Revise important diagrams.
5	Practise questions requiring explanations in your own words.
6	Solve previous question papers within the prescribed time.
7	Practise case-based questions separately.
8	Maintain a list of incorrect answers.
9	Revise weak chapters after every practice test.
10	Attempt a complete paper as a final mock test.

Kendriya Vidyalaya Question Papers Class 8 2019 – Why These Papers Are Useful

Benefit	Explanation
Exam Familiarity	Students become familiar with the structure and style of questions.
Chapter Revision	Questions cover multiple Class 8 Science concepts.
Time Management	A complete paper can be solved within the actual examination duration.
Concept Practice	Students have to apply concepts rather than simply memorise facts.
Diagram Practice	The paper includes human eye and constellation diagrams.
Application Skills	The case-based section connects textbook science with everyday situations.
Self Assessment	Students can identify their strong and weak areas.

Kendriya Vidyalaya Question Papers Class 8 2019 – Final Analysis

Aspect	Analysis
Overall Level	The paper combines straightforward factual questions with conceptual and application-based questions.
Science Coverage	A broad range of Class 8 Science topics is represented.
Objective Section	Useful for testing quick recall and basic understanding.
Descriptive Section	Requires students to explain concepts clearly.
Diagram Questions	Require accurate scientific diagrams and labels.
Case-Based Section	Requires students to connect scientific principles with practical situations.
Best Preparation Method	Concept learning + diagrams + MCQ practice + written answers + case-based practice.
Overall Value	The paper works well as a complete Class 8 Science revision and mock-practice resource.

Kendriya Vidyalaya Question Papers Class 8 2019 – Conclusion

Kendriya Vidyalaya Question Papers Class 8 2019

Conclusion

Final Summary

The Kendriya Vidyalaya Question Papers Class 8 2019 provide useful practice for students preparing for Class 8 Science examinations. The analyzed paper covers reproduction, adolescence, electricity, natural phenomena, light, sound, pollution, the solar system, microorganisms, corrosion and combustion-related concepts. Its combination of MCQs, fill-in-the-blanks, short answers, descriptive questions, diagrams and case-based questions makes it useful for both revision and full-length practice. The uploaded paper identifies the examination as the Session Ending Examination 2019-20 for Class VIII Science, with a maximum of 80 marks and a duration of 2 hours 30 minutes.