Free · Class 6 · 7 worksheets · answer keys · practise online · set 26
Science worksheets for Class 6 — with answers
Free CBSE Class 6 science worksheets: food and nutrition, materials and separation, living things, motion and measurement, light and shadows, electricity and magnets, water and air — with answers.
💡 Learn it first
Each sheet covers one topic of the Class 6 science syllabus (NCERT). Read the chapter first, then answer without looking. Answers are short — one word or one line. In the exam, write a full sentence. Press “🔄 New set” to shuffle the questions for revision.
Food and nutrition (Class 6) Materials and separation (Class 6) Living things and our body (Class 6) Motion and measurement (Class 6) Light, shadows and reflection (Class 6) Electricity and magnets (Class 6) Water and air (Class 6)
Food and nutrition Class 6 · Worksheet 1 · set 26
Name: Date: Score: / 10
Answer the questions.
Name the nutrient that gives us energy quickly. Lack of iron causes ______. Lack of iodine causes ______. Night blindness is caused by the lack of vitamin ______. What is roughage? Why do we need it? Name an animal that eats only plants. An animal that eats both plants and animals is called ______. Name two foods rich in proteins. Name two foods rich in carbohydrates. Lack of vitamin D causes ______.
✅ Answer key — Food and nutrition
carbohydrates anaemia goitre A fibre in food; it helps the body get rid of undigested food e.g. cow, deer, goat (herbivore) an omnivore e.g. dal (pulses), eggs, milk, paneer e.g. rice, potato, wheat rickets
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Materials and separation Class 6 · Worksheet 2 · set 26
Name: Date: Score: / 10
Answer the questions.
Oiled paper is transparent, translucent or opaque? Name a material that is opaque. Is sugar soluble or insoluble in water? Name a material that floats on water. How is salt obtained from sea water? Which method separates husk from grain using wind? Butter is separated from curd by ______. Which method separates stones from rice by hand? Separating flour from bran using a sieve is called ______. Which method is used to separate tea leaves from tea?
✅ Answer key — Materials and separation
translucent e.g. wood, cardboard, metal soluble e.g. wood, cork, plastic ball by evaporation winnowing churning handpicking sieving filtration (using a strainer)
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Living things and our body Class 6 · Worksheet 3 · set 26
Name: Date: Score: / 10
Answer the questions.
Plants with weak stems that spread on the ground are called ______. Name a plant that grows in water. Roots with one main root are called ______ roots. Name two non-living things. The place where a plant or animal lives is its ______. How is a camel adapted to live in the desert? Why do fish have gills? Why does a cactus have spines instead of leaves? The joint in our shoulder is a ______ joint. The joint in our knee is a ______ joint.
✅ Answer key — Living things and our body
creepers e.g. lotus, water lily, hydrilla tap e.g. stone, chair habitat long legs, wide feet for sand, can live without water for days, little sweat to breathe oxygen dissolved in water to lose less water ball and socket hinge
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Motion and measurement Class 6 · Worksheet 4 · set 26
Name: Date: Score: / 10
Answer the questions.
The motion of a swing is ______ motion. Name one means of transport used in water. Name an instrument to measure a curved line. 1 km = ______ m Why should we not use a hand span to measure length? How many millimetres are in 1 cm? What is the SI unit of length? The motion of a car on a straight road is ______ motion. 1 m = ______ cm The motion of the blades of a fan is ______ motion.
✅ Answer key — Motion and measurement
periodic (oscillatory) e.g. boat, ship a thread and a scale (or a measuring tape) 1000 hand spans differ from person to person — not a standard unit 10 metre (m) rectilinear (straight-line) 100 circular
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Light, shadows and reflection Class 6 · Worksheet 5 · set 26
Name: Date: Score: / 10
Answer the questions.
What is the image in a pinhole camera like? Can we see a shadow in a dark room? Light travels in a ______ line. A shadow forms when an ______ object blocks light. Why is a shadow always black? When is your shadow the shortest? Name an object that is translucent. Name two luminous objects. The bouncing back of light from a shiny surface is called ______. What three things are needed to make a shadow?
✅ Answer key — Light, shadows and reflection
upside down (inverted) No — a shadow needs light straight opaque because no light reaches that area at noon, when the Sun is overhead e.g. butter paper, frosted glass e.g. the Sun, a torch, a candle flame reflection a source of light, an opaque object and a screen
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Electricity and magnets Class 6 · Worksheet 6 · set 26
Name: Date: Score: / 10
Answer the questions.
Which device uses a magnet to find directions? A complete path for electric current is called a ______. Name the two poles of a magnet. What does a switch do? Like poles ______; unlike poles ______. Name two insulators. Which materials are attracted by a magnet? A freely hanging magnet always points in the ______ direction. The two ends of a cell are called ______. Why are electric wires covered with plastic?
✅ Answer key — Electricity and magnets
a compass circuit north pole and south pole it opens or closes a circuit repel; attract e.g. plastic, rubber, wood magnetic materials — iron, nickel, cobalt north–south terminals (positive and negative) plastic is an insulator — it keeps us safe from shocks
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Water and air Class 6 · Worksheet 7 · set 26
Name: Date: Score: / 10
Answer the questions.
Which gas do plants take in to make food? What is the water cycle? Which gas in air do we need to breathe? Which gas makes up most of the air? Collecting rainwater for later use is called ______. The layer of air around the Earth is called the ______. Name two ways to save water. The change of water vapour into water is called ______. What are the three states of water? Why does a burning candle go out when covered with a glass?
✅ Answer key — Water and air
carbon dioxide the continuous movement of water from the Earth to the air and back as rain oxygen nitrogen (about 78%) rainwater harvesting atmosphere e.g. close the tap while brushing, collect rainwater condensation solid (ice), liquid (water), gas (water vapour) the oxygen inside gets used up
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Questions
Are these worksheets based on the CBSE syllabus? Yes — they follow the topics of the NCERT Class 6 science book (food, materials, living things, motion, light, electricity, magnets, water and air).
Are these worksheets free? Yes — print them or save as PDF free. Every worksheet has an answer key.
How do I get different questions? Press “🔄 New set” — the questions change (maths numbers are new every time; English sentences are shuffled).
How do I print only one worksheet? Press “🖨️ Print” on that worksheet. Tick “with answer key” if you want the answers on a second page.
Can my child do this worksheet online, like a quiz? Yes — press “▶️ Practise online” on any worksheet. The questions come one at a time with instant marking, a score at the end and a review of mistakes. No sign-in is needed.