Free · Class 6 · 7 worksheets · answer keys · practise online · set 42
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 42
Name: Date: Score: / 10
Answer the questions.
Name two foods rich in proteins. An animal that eats both plants and animals is called ______. Lack of iron causes ______. What is roughage? Why do we need it? Name an animal that eats only plants. Which disease is caused by the lack of vitamin C? Name two foods rich in carbohydrates. Lack of iodine causes ______. Lack of vitamin D causes ______. Which solution is used to test for starch? What colour appears?
✅ Answer key — Food and nutrition
e.g. dal (pulses), eggs, milk, paneer an omnivore anaemia fibre in food; it helps the body get rid of undigested food e.g. cow, deer, goat (herbivore) scurvy e.g. rice, potato, wheat goitre rickets iodine solution — blue-black
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Materials and separation Class 6 · Worksheet 2 · set 42
Name: Date: Score: / 10
Answer the questions.
Name a material that is transparent. Is sugar soluble or insoluble in water? Which method is used to separate tea leaves from tea? What is it called when heavier particles settle at the bottom of a liquid? Name a material that floats on water. Name a material that is opaque. How is salt obtained from sea water? Which method separates husk from grain using wind? Which method separates iron pins from sand? Which method separates stones from rice by hand?
✅ Answer key — Materials and separation
e.g. glass, clean water, air soluble filtration (using a strainer) sedimentation e.g. wood, cork, plastic ball e.g. wood, cardboard, metal by evaporation winnowing using a magnet handpicking
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Living things and our body Class 6 · Worksheet 3 · set 42
Name: Date: Score: / 10
Answer the questions.
Why do fish have gills? Which part of a plant makes food? How does an earthworm move? How is a camel adapted to live in the desert? The place where a plant or animal lives is its ______. Name two non-living things. Why does a cactus have spines instead of leaves? The joint in our knee is a ______ joint. Plants with weak stems that spread on the ground are called ______. Name three things all living things do.
✅ Answer key — Living things and our body
to breathe oxygen dissolved in water leaves by stretching and shortening its body muscles, using tiny bristles long legs, wide feet for sand, can live without water for days, little sweat habitat e.g. stone, chair to lose less water hinge creepers e.g. grow, breathe, need food, reproduce, respond, excrete
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Motion and measurement Class 6 · Worksheet 4 · set 42
Name: Date: Score: / 10
Answer the questions.
The motion of a car on a straight road is ______ motion. Name one means of transport used in water. The motion of a swing is ______ motion. 1 km = ______ m 1 m = ______ cm How many millimetres are in 1 cm? What is the correct way to place the eye when reading a scale? The motion of the blades of a fan is ______ motion. Name an instrument to measure a curved line. What is the SI unit of length?
✅ Answer key — Motion and measurement
rectilinear (straight-line) e.g. boat, ship periodic (oscillatory) 1000 100 10 directly above the mark (not from the side) circular a thread and a scale (or a measuring tape) metre (m)
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Light, shadows and reflection Class 6 · Worksheet 5 · set 42
Name: Date: Score: / 10
Answer the questions.
Light travels in a ______ line. Objects that give out their own light are called ______. A shadow forms when an ______ object blocks light. Is the Moon luminous? Can we see a shadow in a dark room? Name an object that is translucent. When is your shadow the shortest? Why is a shadow always black? The bouncing back of light from a shiny surface is called ______. Name two luminous objects.
✅ Answer key — Light, shadows and reflection
straight luminous opaque No — it reflects sunlight No — a shadow needs light e.g. butter paper, frosted glass at noon, when the Sun is overhead because no light reaches that area reflection e.g. the Sun, a torch, a candle flame
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Electricity and magnets Class 6 · Worksheet 6 · set 42
Name: Date: Score: / 10
Answer the questions.
A complete path for electric current is called a ______. A device that converts chemical energy into electricity is a ______. Name two conductors. Which materials are attracted by a magnet? Like poles ______; unlike poles ______. Materials that allow electricity to pass are called ______. Name two insulators. What does a switch do? Why are electric wires covered with plastic? A freely hanging magnet always points in the ______ direction.
✅ Answer key — Electricity and magnets
circuit cell e.g. copper, iron, aluminium magnetic materials — iron, nickel, cobalt repel; attract conductors e.g. plastic, rubber, wood it opens or closes a circuit plastic is an insulator — it keeps us safe from shocks north–south
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Water and air Class 6 · Worksheet 7 · set 42
Name: Date: Score: / 10
Answer the questions.
What are the three states of water? The layer of air around the Earth is called the ______. Which gas do plants take in to make food? What is the water cycle? The change of water into vapour is called ______. Name two ways to save water. Name something that shows air is present around us. The change of water vapour into water is called ______. Why does a burning candle go out when covered with a glass? Which gas makes up most of the air?
✅ Answer key — Water and air
solid (ice), liquid (water), gas (water vapour) atmosphere carbon dioxide the continuous movement of water from the Earth to the air and back as rain evaporation e.g. close the tap while brushing, collect rainwater e.g. moving leaves, a flying kite condensation the oxygen inside gets used up nitrogen (about 78%)
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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.