Free · Class 6 · 7 worksheets · answer keys · practise online · set 54
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 54
Name: Date: Score: / 10
Answer the questions.
Which nutrient helps our body grow and repair itself? Lack of iron causes ______. An animal that eats both plants and animals is called ______. Name an animal that eats only plants. Which solution is used to test for starch? What colour appears? Name two foods rich in proteins. Name the nutrient that gives us energy quickly. Which disease is caused by the lack of vitamin C? Lack of vitamin D causes ______. Lack of iodine causes ______.
✅ Answer key — Food and nutrition
proteins anaemia an omnivore e.g. cow, deer, goat (herbivore) iodine solution — blue-black e.g. dal (pulses), eggs, milk, paneer carbohydrates scurvy rickets goitre
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Materials and separation Class 6 · Worksheet 2 · set 54
Name: Date: Score: / 10
Answer the questions.
Which method separates husk from grain using wind? Oiled paper is transparent, translucent or opaque? Which method is used to separate tea leaves from tea? Butter is separated from curd by ______. Separating flour from bran using a sieve is called ______. Which method separates iron pins from sand? Name a material that is transparent. Which method separates stones from rice by hand? How is salt obtained from sea water? Name a material that floats on water.
✅ Answer key — Materials and separation
winnowing translucent filtration (using a strainer) churning sieving using a magnet e.g. glass, clean water, air handpicking by evaporation e.g. wood, cork, plastic ball
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Living things and our body Class 6 · Worksheet 3 · set 54
Name: Date: Score: / 10
Answer the questions.
Why do fish have gills? Which part of a plant makes food? Plants with weak stems that spread on the ground are called ______. The bones that protect our heart and lungs form the ______. Name a plant that grows in water. Name three things all living things do. How is a camel adapted to live in the desert? The joint in our shoulder is a ______ joint. Why does a cactus have spines instead of leaves? Roots with one main root are called ______ roots.
✅ Answer key — Living things and our body
to breathe oxygen dissolved in water leaves creepers rib cage e.g. lotus, water lily, hydrilla e.g. grow, breathe, need food, reproduce, respond, excrete long legs, wide feet for sand, can live without water for days, little sweat ball and socket to lose less water tap
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Motion and measurement Class 6 · Worksheet 4 · set 54
Name: Date: Score: / 10
Answer the questions.
What is the motion of the Earth around the Sun? Why should we not use a hand span to measure length? 1 km = ______ m The motion of a car on a straight road is ______ motion. How many millimetres are in 1 cm? What is the correct way to place the eye when reading a scale? Name an instrument to measure a curved line. Name one means of transport used in water. The motion of a swing is ______ motion. What is the SI unit of length?
✅ Answer key — Motion and measurement
circular / periodic hand spans differ from person to person — not a standard unit 1000 rectilinear (straight-line) 10 directly above the mark (not from the side) a thread and a scale (or a measuring tape) e.g. boat, ship periodic (oscillatory) metre (m)
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Light, shadows and reflection Class 6 · Worksheet 5 · set 54
Name: Date: Score: / 10
Answer the questions.
A shadow forms when an ______ object blocks light. What is the image in a pinhole camera like? Name two luminous objects. Light travels in a ______ line. Name an object that is translucent. Is the Moon luminous? Objects that give out their own light are called ______. Can we see a shadow in a dark room? The bouncing back of light from a shiny surface is called ______. Why is a shadow always black?
✅ Answer key — Light, shadows and reflection
opaque upside down (inverted) e.g. the Sun, a torch, a candle flame straight e.g. butter paper, frosted glass No — it reflects sunlight luminous No — a shadow needs light reflection because no light reaches that area
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Electricity and magnets Class 6 · Worksheet 6 · set 54
Name: Date: Score: / 10
Answer the questions.
Name two conductors. Materials that allow electricity to pass are called ______. The two ends of a cell are called ______. Why are electric wires covered with plastic? What does a switch do? The thin wire inside a bulb that glows is the ______. A freely hanging magnet always points in the ______ direction. A device that converts chemical energy into electricity is a ______. Like poles ______; unlike poles ______. Name two insulators.
✅ Answer key — Electricity and magnets
e.g. copper, iron, aluminium conductors terminals (positive and negative) plastic is an insulator — it keeps us safe from shocks it opens or closes a circuit filament north–south cell repel; attract e.g. plastic, rubber, wood
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Water and air Class 6 · Worksheet 7 · set 54
Name: Date: Score: / 10
Answer the questions.
Which gas in air do we need to breathe? 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 vapour into water is called ______. Which gas makes up most of the air? Name two ways to save water. Collecting rainwater for later use is called ______. Name something that shows air is present around us. The change of water into vapour is called ______. What are the three states of water?
✅ Answer key — Water and air
oxygen the oxygen inside gets used up atmosphere condensation nitrogen (about 78%) e.g. close the tap while brushing, collect rainwater rainwater harvesting e.g. moving leaves, a flying kite evaporation solid (ice), liquid (water), gas (water vapour)
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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.