CBSE Class 7 Science Question Paper Set 04 Solved

Science
Download PDF

Previous Year Question Papers for Class 7 Science

Access comprehensive previous year question papers for Class 7 Science using the CBSE Class 7 Science Question Paper Set 04 Solved. Designed to align with the 2026-27 CBSE academic guidelines, these solved papers help students assess their exam readiness and understand official marking schemes.

Practice Class 7 Science Exam Papers

Navigate directly to the solved Science question papers using the digital viewer below. Each practice set includes detailed solutions, allowing students to instantly cross-check their work and identify areas requiring further revision.

 SECTION ‘A’ 
 
Q.NO1
 
(a) Muscle cramps are caused due to the accumulation of ___________ in muscles.
 
a. lactic acid            b. acetic acid               c. hydrochloric acid             d. citric acid
 
(b) This appliance does not work using the magnetic effect of electricity.
 
a. electric motor      b. electric kettle           c. electric bell                   d. telephone
 
(c) Pick out the fibre that is made of protein
 
a. cotton                b. jute                         c. coir                              d. wool
 
(d) The digestion of which nutrient starts in the stomach
 
a. vitamin              b. protein                    c. carbohydrate                d. fat
 
(e) An image that can’t be obtained on a screen is called
 
a. virtual               b. real                        c. enlarged                       d. shadow
 
(f) The upper limit of groundwater at a place
 
a. aquifer              b. infiltration              c. water table                   d. tube well
 
(g) Chemicals that can be used to kill germs in water
 
a. chlorine, oxygen        b. ozone, chlorine             c. bromine, chlorine             d. fluorine, ozone
 
(h) The cells of the blood that helps in clotting
 
a. W.B.C                       b. R.B.C                           c. plasma                           d. platelet
  
(i) ___________ is an instrument that measures the speed of a vehicle.
 
a. speedometer             b. anemometer                c. odometer                      d. thermometer
 
(j) This plant reproduces through its leaves
 
a. bryophyllum             b. fern                             c. croton                          d. balsam
 
(k) What are the products of aerobic respiration?
 
(l) Which organ helps in the exchange of gases in a shark? 
 
(m) Why do we use a coil of wire rather than a straight wire as an element in an electric heater?
 
(n) Why is scouring done in the processing of wool? 
 
(o) Which property of a convex lens is used in a magnifying glass? 
 
(p) What is potable water?
 
(q) Chemicals such as paints, medicines and insecticides should not be thrown down the drains. Give reason.
 
 (r) What are thunderstorms? 
 
(s) Which blood vessel takes deoxygenated blood from the heart to the lungs? 
 
(t) Convert 90 Km/hr to m/s.
 
Q.NO SECTION ‘B’ 
 
(2) a. Which organism is added to grape juice to change it into wine?
 
b. Why is this organism added?
                       Or
a. Where do the processes of breathing and respiration occur?
 
b. Describe briefly how the process of inhalation takes place?
 
(3) a. What is selective breeding?
 
b. Which are the two types of fibres that form the fleece of sheep?
 
c. Why shearing does not hurt the sheep?
 
(4) a. What is the difference between a convex mirror and concave mirror?(one difference)
 
b Which mirror is used as rear view mirrors in cars. State the reason.
 
c. Give two uses of concave mirror.
 
(5) a. State any two ways by which you can prevent wastage of water at home.
 
b. What is rain water harvesting?
 
(6) a. How is sludge decomposed ?
 
b. What is aeration? How does it help?
 
(7) a. What is a cyclone?
 
b. Why are there more chances of roofs of houses getting blown off whenever there is a storm?
 
c. Give two safety measures that can be taken in case of a cyclone.
 
(8) a. Why does wind make leaves flutter?
 
b. What is direction in which wind will move?
 
c. A flag mounted on a flag post on sea coast flutters in the direction of the sea. At what time does this happen, in the afternoon or at midnight? Why?




Please click on below link to download CBSE Class 7 Science Question Paper Set 4 Solved

Free study material for Science

Practice Exam Question Papers for Class 7 Science CBSE Class 7 Science Question Paper Set 04 Solved

Class 7 Science Past Exam Papers & Resources

Review authentic examination papers for Class 7 Science. Working through the CBSE Class 7 Science Question Paper Set 04 Solved allows learners to decode recurring question trends and familiarize themselves with official CBSE evaluation standards.

Importance of Solving CBSE Class 7 Science Question Paper Set 04 Solved

Practicing past question sets under timed home conditions helps refine pacing and time management skills, ensuring you complete your Science examination comfortably within the official duration.

Complete Your Exam Preparation

Download digital copies of these papers for convenient offline revision anywhere. Cross-check your completed steps against our expert solution guides to ensure complete accuracy.

FAQs

Where can I download the official PDF for CBSE Class 7 Science Question Paper Set 04 Solved?

The CBSE Class 7 Science Question Paper Set 04 Solved is available for download on StudiesToday.com. It includes complete set with all sections so that Class 7 students can practice with the exact same paper that came in the CBSE exams.

Are the solutions for CBSE Class 7 Science Question Paper Set 04 Solved based on the official CBSE marking scheme?

Yes, the solutions for CBSE Class 7 Science Question Paper Set 04 Solved are prepared by subject matter experts as per official marking scheme. Class 7 students will understand the structure of answers and 'step-marks' methodology Science.

How does solving CBSE Class 7 Science Question Paper Set 04 Solved help in preparing for the 2026 exams?

Solving previous year papers like CBSE Class 7 Science Question Paper Set 04 Solved is important to understand repeat themes and question difficulty levels of Science. It helps Class 7 students to test their time management skills too.

Can I access CBSE Class 7 Science Question Paper Set 04 Solved in different languages?

Yes, where applicable, CBSE Class 7 Science Question Paper Set 04 Solved is available in both English and Hindi mediums. All students from Class 7 can access Science study material in their preferred language.

Is there a charge to download the CBSE Class 7 Science solved papers?

No, all previous year question papers on StudiesToday, including CBSE Class 7 Science Question Paper Set 04 Solved, are provided free of charge in mobile-friendly PDF.