Free · Class 6 · 7 worksheets · answer keys · practise online · set 56
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.
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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 56
Name: Date: Score: / 10
Answer the questions.
A diet that has all nutrients in the right amount is called a ______ diet. Lack of vitamin D causes ______. Which nutrient helps our body grow and repair itself? An animal that eats both plants and animals is called ______. Which disease is caused by the lack of vitamin C? What is roughage? Why do we need it? Name the nutrient that gives us energy quickly. Name an animal that eats only plants. Name two foods rich in carbohydrates. Night blindness is caused by the lack of vitamin ______.
✅ Answer key — Food and nutrition
balanced rickets proteins an omnivore scurvy fibre in food; it helps the body get rid of undigested food carbohydrates e.g. cow, deer, goat (herbivore) e.g. rice, potato, wheat A
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Materials and separation Class 6 · Worksheet 2 · set 56
Name: Date: Score: / 10
Answer the questions.
What is it called when heavier particles settle at the bottom of a liquid? Which method separates stones from rice by hand? Is sugar soluble or insoluble in water? Oiled paper is transparent, translucent or opaque? Name a material that is opaque. How is salt obtained from sea water? Name a material that is transparent. Separating flour from bran using a sieve is called ______. Butter is separated from curd by ______. Is sand soluble or insoluble in water?
✅ Answer key — Materials and separation
sedimentation handpicking soluble translucent e.g. wood, cardboard, metal by evaporation e.g. glass, clean water, air sieving churning insoluble
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Living things and our body Class 6 · Worksheet 3 · set 56
Name: Date: Score: / 10
Answer the questions.
Name two non-living things. How is a camel adapted to live in the desert? Why do fish have gills? The bones that protect our heart and lungs form the ______. Name a plant that grows in water. Plants with weak stems that spread on the ground are called ______. Roots with one main root are called ______ roots. The joint in our knee is a ______ joint. Why does a cactus have spines instead of leaves? How does an earthworm move?
✅ Answer key — Living things and our body
e.g. stone, chair long legs, wide feet for sand, can live without water for days, little sweat to breathe oxygen dissolved in water rib cage e.g. lotus, water lily, hydrilla creepers tap hinge to lose less water by stretching and shortening its body muscles, using tiny bristles
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Motion and measurement Class 6 · Worksheet 4 · set 56
Name: Date: Score: / 10
Answer the questions.
Name one means of transport used in water. 1 km = ______ m The motion of a swing is ______ motion. How many millimetres are in 1 cm? Why should we not use a hand span to measure length? The motion of the blades of a fan is ______ motion. What is the SI unit of length? 1 m = ______ cm What is the correct way to place the eye when reading a scale? Name an instrument to measure a curved line.
✅ Answer key — Motion and measurement
e.g. boat, ship 1000 periodic (oscillatory) 10 hand spans differ from person to person — not a standard unit circular metre (m) 100 directly above the mark (not from the side) a thread and a scale (or a measuring tape)
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Light, shadows and reflection Class 6 · Worksheet 5 · set 56
Name: Date: Score: / 10
Answer the questions.
Light travels in a ______ line. What three things are needed to make a shadow? When is your shadow the shortest? The bouncing back of light from a shiny surface is called ______. Name an object that is translucent. A shadow forms when an ______ object blocks light. Why is a shadow always black? Name two luminous objects. Objects that give out their own light are called ______. Is the Moon luminous?
✅ Answer key — Light, shadows and reflection
straight a source of light, an opaque object and a screen at noon, when the Sun is overhead reflection e.g. butter paper, frosted glass opaque because no light reaches that area e.g. the Sun, a torch, a candle flame luminous No — it reflects sunlight
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Electricity and magnets Class 6 · Worksheet 6 · set 56
Name: Date: Score: / 10
Answer the questions.
What does a switch do? A freely hanging magnet always points in the ______ direction. A device that converts chemical energy into electricity is a ______. Why are electric wires covered with plastic? The two ends of a cell are called ______. Which materials are attracted by a magnet? Name two insulators. Which device uses a magnet to find directions? Name two conductors. A complete path for electric current is called a ______.
✅ Answer key — Electricity and magnets
it opens or closes a circuit north–south cell plastic is an insulator — it keeps us safe from shocks terminals (positive and negative) magnetic materials — iron, nickel, cobalt e.g. plastic, rubber, wood a compass e.g. copper, iron, aluminium circuit
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Water and air Class 6 · Worksheet 7 · set 56
Name: Date: Score: / 10
Answer the questions.
Which gas makes up most of the air? The change of water vapour into water is called ______. Which gas in air do we need to breathe? What are the three states of water? Collecting rainwater for later use is called ______. Why does a burning candle go out when covered with a glass? The layer of air around the Earth is called the ______. The change of water into vapour is called ______. Name two ways to save water. Which gas do plants take in to make food?
✅ Answer key — Water and air
nitrogen (about 78%) condensation oxygen solid (ice), liquid (water), gas (water vapour) rainwater harvesting the oxygen inside gets used up atmosphere evaporation e.g. close the tap while brushing, collect rainwater carbon dioxide
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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.