Free · Class 6 · 7 worksheets · answer keys · practise online · set 45
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 45
Name: Date: Score: / 10
Answer the questions.
Lack of iodine causes ______. Which disease is caused by the lack of vitamin C? Name two foods rich in proteins. Name an animal that eats only plants. An animal that eats both plants and animals is called ______. Lack of vitamin D causes ______. Which solution is used to test for starch? What colour appears? Name the nutrient that gives us energy quickly. Which nutrient helps our body grow and repair itself? What is roughage? Why do we need it?
✅ Answer key — Food and nutrition
goitre scurvy e.g. dal (pulses), eggs, milk, paneer e.g. cow, deer, goat (herbivore) an omnivore rickets iodine solution — blue-black carbohydrates proteins fibre in food; it helps the body get rid of undigested food
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Materials and separation Class 6 · Worksheet 2 · set 45
Name: Date: Score: / 10
Answer the questions.
What is it called when heavier particles settle at the bottom of a liquid? Which method separates husk from grain using wind? Which method is used to separate tea leaves from tea? Which method separates iron pins from sand? Oiled paper is transparent, translucent or opaque? Name a material that is transparent. Name a material that floats on water. Is sugar soluble or insoluble in water? How is salt obtained from sea water? Which method separates stones from rice by hand?
✅ Answer key — Materials and separation
sedimentation winnowing filtration (using a strainer) using a magnet translucent e.g. glass, clean water, air e.g. wood, cork, plastic ball soluble by evaporation handpicking
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Living things and our body Class 6 · Worksheet 3 · set 45
Name: Date: Score: / 10
Answer the questions.
The place where a plant or animal lives is its ______. How is a camel adapted to live in the desert? Roots with one main root are called ______ roots. Why does a cactus have spines instead of leaves? Name a plant that grows in water. Which part of a plant makes food? Plants with weak stems that spread on the ground are called ______. Name two non-living things. The joint in our knee is a ______ joint. Why do fish have gills?
✅ Answer key — Living things and our body
habitat long legs, wide feet for sand, can live without water for days, little sweat tap to lose less water e.g. lotus, water lily, hydrilla leaves creepers e.g. stone, chair hinge to breathe oxygen dissolved in water
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Motion and measurement Class 6 · Worksheet 4 · set 45
Name: Date: Score: / 10
Answer the questions.
The motion of a swing is ______ motion. 1 km = ______ m What is the correct way to place the eye when reading a scale? 1 m = ______ cm Why should we not use a hand span to measure length? The motion of a car on a straight road is ______ motion. Name one means of transport used in water. Name an instrument to measure a curved line. What is the SI unit of length? The motion of the blades of a fan is ______ motion.
✅ Answer key — Motion and measurement
periodic (oscillatory) 1000 directly above the mark (not from the side) 100 hand spans differ from person to person — not a standard unit rectilinear (straight-line) e.g. boat, ship a thread and a scale (or a measuring tape) metre (m) circular
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Light, shadows and reflection Class 6 · Worksheet 5 · set 45
Name: Date: Score: / 10
Answer the questions.
Name an object that is translucent. The bouncing back of light from a shiny surface is called ______. Light travels in a ______ line. Objects that give out their own light are called ______. Is the Moon luminous? When is your shadow the shortest? Can we see a shadow in a dark room? Name two luminous objects. Why is a shadow always black? What three things are needed to make a shadow?
✅ Answer key — Light, shadows and reflection
e.g. butter paper, frosted glass reflection straight luminous No — it reflects sunlight at noon, when the Sun is overhead No — a shadow needs light e.g. the Sun, a torch, a candle flame because no light reaches that area a source of light, an opaque object and a screen
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Electricity and magnets Class 6 · Worksheet 6 · set 45
Name: Date: Score: / 10
Answer the questions.
Name two insulators. Which materials are attracted by a magnet? A device that converts chemical energy into electricity is a ______. Materials that allow electricity to pass are called ______. Name the two poles of a magnet. A freely hanging magnet always points in the ______ direction. Which device uses a magnet to find directions? Like poles ______; unlike poles ______. What does a switch do? A complete path for electric current is called a ______.
✅ Answer key — Electricity and magnets
e.g. plastic, rubber, wood magnetic materials — iron, nickel, cobalt cell conductors north pole and south pole north–south a compass repel; attract it opens or closes a circuit circuit
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Water and air Class 6 · Worksheet 7 · set 45
Name: Date: Score: / 10
Answer the questions.
The change of water vapour into water is called ______. The change of water into vapour is called ______. Which gas in air do we need to breathe? The layer of air around the Earth is called the ______. What is the water cycle? Name something that shows air is present around us. Which gas makes up most of the air? Why does a burning candle go out when covered with a glass? What are the three states of water? Name two ways to save water.
✅ Answer key — Water and air
condensation evaporation oxygen atmosphere the continuous movement of water from the Earth to the air and back as rain e.g. moving leaves, a flying kite nitrogen (about 78%) the oxygen inside gets used up solid (ice), liquid (water), gas (water vapour) e.g. close the tap while brushing, collect rainwater
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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.