Read and download CBSE Class 7 Science Question Paper Set 4 designed as per the latest question paper pattern and Class 7 examination guidelines issued by CBSE, NCERT and KVS. The past year Question Papers for Class 7 Science have been provided with solutions which will help students to assess their performance and find out topics in Science grade 7 which they need to improve to get better marks in Standard 7 exams. After solving these last year papers also refer to solved Sample Papers for Class 7 Science available on our website to build strong understanding of the subject
Science Question Paper Class 7
Students can refer to the below Class 7 Science Question Paper designed to help students understand the pattern of questions that will be asked in Grade 7 exams. Please download CBSE Class 7 Science Question Paper Set 4
Science Class 7 Question Paper
SECTION ‘A’
Q.NO 1
(a) Organisms that can respire in the presence of oxygen are called
a. aerobes b. anaerobes c. pathogens d. microbes
(b) An electric bell works on the ___________ effect of electricity
a. lighting b. magnetic c. heating d. electric
(c) _________________ wool is most common in Tibet and Ladakh.
a. camel b. sheep c. alpaca d. yak
(d) The digestion of which nutrient starts in the mouth
a. vitamin b. protein c. carbohydrate d. fat
(e) An image that can be obtained on a screen is called
a. virtual b. real c. enlarged d. shadow
(f) ____________________ is the process by which rain water seeps into the ground,
a. evaporation b. infiltration c. collection d. precipitation
(g) A network of big and small pipes that carry sewage forms a _________________.
a. manhole b. sewer c. sewerage d. drain
(h) The fluid part of the blood is called
a. W.B.C b. R.B.C c. plasma d. platelet
(i) ___________ is an instrument that measures the distance moved by a vehicle.
a. speedometer b. anemometer c. odometer d. thermometer
(j) This seed has hooks on it to attach itself to the body of animals
a. balsam b. maple c. coconut d. xanthium
(k) How are muscle cramps caused?
(l) Which organ helps in the exchange of gases within the body of a grasshopper?
(m) Why do we use a coil of wire instead of a straight wire as an element in an electric heater?
(n) Name two natural fibres made of protein.
(o) Which property of a convex lens is used in a magnifying glass?
(p) What is an aquifer?
(q) Why shouldn’t cooking oil and fats be thrown down the drain?
(r) What causes monsoon winds to blow in the south western part of India during summer?
(s) Why do veins have valves?
(t) Convert 36 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. Which is the most common silk moth?
b. Write two reasons why this silk is preferred.
c. What is reeling of silk?
(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. Briefly explain how farmers can conserve water in their farms?
(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