NCERT Class 8 Science Question Papers PDF Download Previous Year 2021, 2020, 2019, 2018, 2017

NCERT Class 8 Science Question Paper PDF Download Previous Year 2021, 2020, 2019, 2018, 2017

NCERT Class 8 Science Question Paper PDF: Students can download NCERT Class 8 Science Question Paper PDF of previous years like 2020, 2019, 2018, 2017 and others. NCERT Class 8 Science Model Question Papers with Answers Pdf Free Download according to the latest exam pattern of NCERT Class 8 Science.

The authorities have released the NCERT Class 8 Science question paper 2020 for at ncert.nic.in. Students preparing for upcoming NCERT Class 8 Science Exams can download the previous year class 8 Science question papers released by the Central Board of Secondary Education. Students are advised to solve the NCERT Class 8 Science question paper to boost the preparation level. Moreover, it will help the candidates to understand the complete syllabus weightage in the exam.

NCERT Class 8 Science Question Paper 2021

Name of the Board	NCERT
Name of the Grade	8th
Type	Central Board of Secondary Education
Subjects	Science
Year	2017,2018,2019,2020,2021
Format	PDF/DOC
Provider	hsslive.co.in
Official Website	ncert.nic.in

How To Download NCERT Class 8 Science Question Papers With Solutions?

Follow the steps as under to download NCERT Class 8 Science Question Paper PDF:

1. Visit the official website-ncert.nic.in. Click on the “Display Previous Year Question Paper” link.
2. Look for NCERT Class 8 Science Question Paper PDF.
3. Now check for NCERT Class 8 Science Previous Year Question Papers.
4. Download and save them for future references.

Download NCERT Class 8 Science Question Paper With Solutions

Students can links present below to download the Class 8 Science NCERT Previous Year Question Paper with answer:

NCERT Class 8 Science Question Paper 2021 / 2020 / 2019 / 2018 / 2017

Students can download NCERT Previous Year Question Paper Class 8th Science PDF to understand the pattern of questions asked in the board exam. Know about the important topics to be prepared for NCERT Class 8th Science board exam and Score More marks. Here we have given NCERT previous year question papers class 8th Science with solutions.

Time : 2 1/2 Hrs Maximum Marks : 100 

General Instructions:

1. Read the content of the question carefully and attempt them there after.
2. Follow the specified word limit, wherever mentioned.
3. Try to be brief and concise and have clarity in expression.
4. Make diagrams and figures wherever necessary.

 

1. Fill in the blanks: 1 x 10 = 10

1. Reserve stock of food grains of a country is called………..
2. The process of cutting and gathering a crop is known as………..
3. ………..is a dreaded disease of cattle, sheep and goats.
4. Stomach produces………..acid to kill microbes.
5. Disease causing microbes are called………..
6. Mushrooms are edible………..
7. The hardest known material is………..
8. Chemical action in metals exposed to air and water is called………..
9. A………..has a distinct head and a glowing tail.
10. ………..is used in rockets to oxidise rocket fuel.

 

2. Give one word answer 1 x 10 = 10

1. A homogeneous mixture of two or more metals and non metals.
2. Name the first satellite launched by India.
3. Groups of stars arranged in interesting patterns.
4. A non-metal, generally used as rat poison.
5. Rearing and management of silk moths.
6. Diseases which spread fast in an area and take a heavy toll of human life.
7. The resistance created in our body to fight infection.
8. The process by which milk products are generally preserved.
9. The study of Carbon and its compounds.
10. Cell organell often called suicide bags.

 

3. Do as directed:

1. What happens when (write only chemical equation) 1 x 3 = 3
   (a) Sodium react with hydrochloric acid.
   (b) Magnesium react with water.
   (c) Zinc react with Sulphuric acid.
2. Name the two alloy of: 1 x 3 = 3
   (a) Ee (b) Cu (c) Al
3. Name two breeds of: 1 x 3 = 3
   (a) Wheat (b)Rice (c) Cow
4. Write two name of: 1 x 3 = 3
   (a) Heavy metals (b) Protective metals (c) Radioactive

 

4. Write short notes on: 2 x 5 = 10

1. Transplantation
2. Corrosion and its effects
3. Irrigation
4. Electroplating
5. Acid rain and its harms

 

5. Give the answer of the following questions: 3 x 10=30

1. What is magnetic induction?
2. What is an electromagnet? Name two application of an electromagnets.
3. What are micro-organism? Name the different types of micro-organism.
4. What are chromosomes? Where can you find them in a cell?
5. Name the three methods to prevent corrosion of metals.
6. Describe some ways by which we can reduce air pollution.
7. What is a light year? How many light years is the sun away from Earth?
8. What is hybridisation?
9. What are harmful effects of pesticides?
10. Write three uses of Copper and Zinc.

 

6. Differentiate between the following pairs with examples (any three) 4 x 3 = 12

1. Macronutrients and micronutrients.
2. Communicable and non-communicable diseases.
3. Metals and Non-metals.
4. Rabi and Kharif crops.

 

7. Write answer in detail: (Any two) 5 x 2 = 10

1. What are two methods of making a temporary magnet? Explain with diagram.
2. What is Green Revolution? List the agricultural practices that have resulted in the green revolution.
3. What is a reactivity series of metals? Write name of metals according to series.

 

8. Draw labelled diagram of any one part: 6

1. An electromagnet and magnetic compass.
2. Bacteriophage and Ursa major.

Time : 2 1/2 Hrs Maximum Marks : 100 

General Instructions:

1. Read the content of the question carefully and attempt them there after.
2. Follow the specified word limit, wherever mentioned.
3. Try to be brief and concise and have clarity in expression.
4. Make diagrams and figures wherever necessary.

 

1. Fill in the blanks: 1 x 10=10

1. …………is a chemical reaction in which the surface of a metal changes from metal atom to metal ion.
2. Shooting stars are actually not…………
3. The body cover that protects brain is called …………
4. The female sex harmones are oestrogen and …………
5. The ductless glands are also called …………
6. …………is the periods of rapid physical growth and mental development taking place between childhood and adulthood.
7. Brown coal is commonly called…………
8. Reducing friction by…………an aircraft or car give it a higher speed.
9. The…………is the black circle present in the eye.
10. The process of fertilisation takes place in human being (female) in…………

 

2. Write the full form of these abbreviations: 1 x 10 = 10

1. OIL-RIG
2. ONGC
3. STD
4. OPEC
5. CNG
6. HIV
7. TSH
8. GH
9. AIDS
10. AMS

 

3.Give one word answer: 2 x 10 = 20

1. The coating of an electrically conductive item with a layer of metal using electric current.
2. A branch of chemistry that studies the reaction which takes place at the interface of an electronic conductor.
3. A reaction in which both oxidation and reduction are occurring.
4. Part of the female reproduction system, the embryo development takes place.
5. The pituitary hormone which facilitates child birth.
6. The product of fertilization.
7. The poisonous gas produced when coal is burnt in a closed room.
8. The mining of oil under sea.
9. A code, which enables blind persons to read and write.
10. The instrument that measures air pressure.

 

4. Define the following: 2 x 5 = 10

1. Hermaphrodite
2. Destructive Distillation
3. Carbonisation
4. Dispersion
5. Electrolysis

 

5.Difference between the following pair (any three) 4 x 3 = 12

1. Menarche and Menopause
2. External fertilization and Internal fertilization
3. Regular reflection and irregular reflection
4. Real Image and Virtual image

 

6.(A) Write answer in short: 4 x 3 = 12

1. State Faraday’s first law of electrolysis.
2. What is natural gas? What are its component?
3. What are petro chemicals? Why are they so important?
4. What is an electrochemical reaction?

(B) Give reasons for the following: 4 x 3 = 12

1. Sportsmen use shoes with spikes.
2. Petroleum is also called ‘Black Gold’.
3. Water must not be used on burning oil.
4. It is dangerous to touch a switch with wet hands.

 

7.Give answer in detail (any two) 5 x 2 = 10

1. Write in three points on the important life style that the adolescents should take care of.
2. Explain with diagram how coal formed in the earth.
3. What is friction? Explain the types of friction.

 

8.Draw neat and labelled diagram of anyone: 4

1. Destructive distillation of coal
2. Electric bell

Time : 2 1/2 Hrs Maximum Marks : 100 

General Instructions:

1. Read the content of the question carefully and attempt them there after.
2. Follow the specified word limit, wherever mentioned.
3. Try to be brief and concise and have clarity in expression.
4. Make diagrams and figures wherever necessary.

 

1. Fill in the blanks: 1 x 10 = 10

1. The process of beating out the grains from the harvested crop plants is
   called………….
2. The yolk is surrounded by a white portion called………….
3. The growing of plants (or crops) in the fields for obtaining food is called………….
4. The flow of electrons in the wire constitutes an ………….
5. The space around a magnet in which it can exert force on magnetic objects like
   iron and steel is called its………….
6. …………is a ceramic material containing iron along with cobalt, nickel or zinc.
7. ………….are microscopic single called algae whose cell walls are made of silica.
8. ………….is a fungus commonly known as bread mould.
9. ………….is a parasitic protozoan and cause a disease called malaria.
10. The………….is a complex mixture of a large number of hydrocarbons.

 

2. Give one word answer of the following questions: 1 x 10 = 10

1. A device which is used to test the purity of milk.
2. The process of separating grain from chaff and hay with the help of wind.
3. The removal of anthers from the flowers of a plant to prevent self pollination.
4. The process of transfering the seedlings from the nursery to the main field by hand.
5. Machine used to remove honey from honey comb.
6. The rearing of bees for obtaining honey.
7. Scientist who invented the dry cell.
8. Another name of blue green algae.
9. The process by which yeast reproduces.
10. A fungi used as a food.

 

3. Give reasons: 2 x 5 = 10

1. Virus particle not considered to be a cell. Why?
2. We use iron for making an electromagnet and not steel. Why?
3. Farmers carry out lavelling of the ploughed field. Why?
4. Weeds multiply and spread very fast. Why?
5. A person having acidity is given milk of magnesia. Why?

 

4.Answer the following questions: 2 x 5 = 10

1. What js pisiculture? How are fish reared by pisiculture?
2. Give two broad groups of cattle feed. Give their constitutions.
3. What are the two types of crops based on seasons? Give two examples for both.
4. What is meant by electromagnetic induction? Name the two scientists discovered the effect of it.
5. What are mycoplasmas? Name two diseases caused by mycoplasmas.

 

5.Difference between the following pair with example: 2 1/2 x 4 = 10

1. Manure and fertiliser
2. Drycell and storage cell
3. Conductors and insulators
4. Gram positive and Gram negative bacteria.

 

6.Define following with diagram (any four) 2 1/2 x 4 = 10

1. Electromagnet
2. Magnetic compass
3. Electric circuit
4. Protozoan
5. Yeast

 

7. Answer any two of following questions: 5 x 2= 10

1. You are given two similar steel bars, one of which is a magnet. What else would you require to test which of the given steel bar is a magnet?
2. What are the various types of bacteria? Give shape and one example of each.
3. How will you find out whether an egg is
   (a) fertilised or unfertilised?
   (b) spoiled or good eggs?

 

8.Give the answer of the following:

1. Name two high yielding breeds/varities of the following: 1 x 5 = 5
   (a) Cow (b) Buffalo (c) Hen (d) Wheat (e) Paddy.
2. Write the full form of the following: 1 x 5 = 5
   (a) KVIC (b) DDT (c) BHC (d) TMV (e) RNA.
3. Name the disease causing microorganism: 1 x 5 = 5
   (a) Food poisoning (b) AIDS (c) Measles
   (d) Sleeping sickness (e) Ring worm.
4. Draw the electric symbol of the following: 1 x 5 = 5
   (a) Dry cell (b) Battery (c) Electric bulb
   (d) Switch open (e) Connecting wire.
5. Draw anyone labelled diagram: (a) Fractionating Tower (b) Dry cell

Key Benefits Of Solving NCERT Class 8 Science Question Papers

There are several benefits of this study exercise.

• It enhances the speed of solving questions and time management skills.
• It helps candidates to gain insight into the NCERT Class 8 Science exam pattern.
• Understand the type of questions and marking scheme.
• Helps in analyzing the preparation level.
• Gives an idea about the real exam scenario.
• Enhances exam temperament and boosts confidence.
• Gives an idea about the topics important for examination point of view.
• NCERT 8 Science Question papers helps in understanding the Exam pattern and its level of difficulty.

NCERT Question Papers for Class 8

• NCERT 8 Question Paper
• NCERT 8 Science Question Paper
• NCERT 8 Sanskrit Question Paper
• NCERT 8 English Question Paper
• NCERT 8 Mathematics Question Paper
• NCERT 8 Hindi Question Paper
• NCERT 8 German Question Paper
• NCERT 8 General Knowledge Question Paper
• NCERT 8 Computer Science Question Paper
• NCERT 8 Social Science Question Paper
• NCERT 8 Environment Science Question Paper

Conclusion on NCERT Class 8 Science Question Paper

We hope this article on NCERT Class 8 Science Question Paper helps you. If you have any questions, feel free to post them in the comment section below. We will get back to you at the earliest.

FAQs about NCERT Class 8 Science Question

What kind of questions can I expect in the NCERT Class 8 Science Exam??

The questions in NCERT class 8 Science exam will be related to questions asked in previous year exams.

How to develop better skills for solving NCERT Class 8 Science Questions?

The best and most effective way to develop better skills for tackling NCERT Class 8 Science questions is to solve a maximum number of question papers, be it sample papers or previous year papers, etc. Candidates can also take up mock tests as well. All these study exercises will help aspirants get familiar with the paper patterns and they will know how to answer the questions during the real exam. Further, sample papers and mock tests are usually available online on the official website of the exam conducting body. Many coaching institutes also distribute question papers for practice.

What is the medium of NCERT 8 Science question paper?

NCERT 8 Science question paper will be set in a bilingual medium. The paper will come in 13 different languages.