Free · Class 6 · 7 worksheets · answer keys · practise online · set 18
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 18
Name: Date: Score: / 10
Answer the questions.
Lack of iron causes ______. What is roughage? Why do we need it? Name an animal that eats only plants. Which solution is used to test for starch? What colour appears? Lack of vitamin D causes ______. An animal that eats both plants and animals is called ______. Name two foods rich in carbohydrates. A diet that has all nutrients in the right amount is called a ______ diet. Which nutrient helps our body grow and repair itself? Name two foods rich in proteins.
✅ Answer key — Food and nutrition
anaemia fibre in food; it helps the body get rid of undigested food e.g. cow, deer, goat (herbivore) iodine solution — blue-black rickets an omnivore e.g. rice, potato, wheat balanced proteins e.g. dal (pulses), eggs, milk, paneer
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Materials and separation Class 6 · Worksheet 2 · set 18
Name: Date: Score: / 10
Answer the questions.
Name a material that is opaque. Name a material that is transparent. Which method is used to separate tea leaves from tea? Which method separates iron pins from sand? Which method separates stones from rice by hand? Separating flour from bran using a sieve is called ______. Name a material that floats on water. Is sand soluble or insoluble in water? Is sugar soluble or insoluble in water? Which method separates husk from grain using wind?
✅ Answer key — Materials and separation
e.g. wood, cardboard, metal e.g. glass, clean water, air filtration (using a strainer) using a magnet handpicking sieving e.g. wood, cork, plastic ball insoluble soluble winnowing
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Living things and our body Class 6 · Worksheet 3 · set 18
Name: Date: Score: / 10
Answer the questions.
Why do fish have gills? The place where a plant or animal lives is its ______. The joint in our shoulder is a ______ joint. The bones that protect our heart and lungs form the ______. Name three things all living things do. Name a plant that grows in water. Which part of a plant makes food? How is a camel adapted to live in the desert? 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 habitat ball and socket rib cage e.g. grow, breathe, need food, reproduce, respond, excrete e.g. lotus, water lily, hydrilla leaves long legs, wide feet for sand, can live without water for days, little sweat to lose less water tap
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Motion and measurement Class 6 · Worksheet 4 · set 18
Name: Date: Score: / 10
Answer the questions.
What is the SI unit of length? How many millimetres are in 1 cm? The motion of a car on a straight road is ______ motion. 1 km = ______ m Name one means of transport used in water. The motion of the blades of a fan is ______ motion. What is the correct way to place the eye when reading a scale? Name an instrument to measure a curved line. What is the motion of the Earth around the Sun? 1 m = ______ cm
✅ Answer key — Motion and measurement
metre (m) 10 rectilinear (straight-line) 1000 e.g. boat, ship circular directly above the mark (not from the side) a thread and a scale (or a measuring tape) circular / periodic 100
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Light, shadows and reflection Class 6 · Worksheet 5 · set 18
Name: Date: Score: / 10
Answer the questions.
What three things are needed to make a shadow? Why is a shadow always black? Can we see a shadow in a dark room? Name an object that is translucent. Light travels in a ______ line. A shadow forms when an ______ object blocks light. Objects that give out their own light are called ______. Name two luminous objects. What is the image in a pinhole camera like? Is the Moon luminous?
✅ Answer key — Light, shadows and reflection
a source of light, an opaque object and a screen because no light reaches that area No — a shadow needs light e.g. butter paper, frosted glass straight opaque luminous e.g. the Sun, a torch, a candle flame upside down (inverted) No — it reflects sunlight
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Electricity and magnets Class 6 · Worksheet 6 · set 18
Name: Date: Score: / 10
Answer the questions.
Materials that allow electricity to pass are called ______. Name the two poles of a magnet. Name two insulators. What does a switch do? The thin wire inside a bulb that glows is the ______. A freely hanging magnet always points in the ______ direction. Which device uses a magnet to find directions? A complete path for electric current is called a ______. Name two conductors. Which materials are attracted by a magnet?
✅ Answer key — Electricity and magnets
conductors north pole and south pole e.g. plastic, rubber, wood it opens or closes a circuit filament north–south a compass circuit e.g. copper, iron, aluminium magnetic materials — iron, nickel, cobalt
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Water and air Class 6 · Worksheet 7 · set 18
Name: Date: Score: / 10
Answer the questions.
The layer of air around the Earth is called the ______. Name something that shows air is present around us. Why does a burning candle go out when covered with a glass? Which gas makes up most of the air? Which gas in air do we need to breathe? Collecting rainwater for later use is called ______. Which gas do plants take in to make food? What is the water cycle? The change of water vapour into water is called ______. What are the three states of water?
✅ Answer key — Water and air
atmosphere e.g. moving leaves, a flying kite the oxygen inside gets used up nitrogen (about 78%) oxygen rainwater harvesting carbon dioxide the continuous movement of water from the Earth to the air and back as rain condensation 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.