Free · Class 6 · 7 worksheets · answer keys · practise online · set 27
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 27
Name: Date: Score: / 10
Answer the questions.
Name the nutrient that gives us energy quickly. Which disease is caused by the lack of vitamin C? Lack of iron causes ______. Name two foods rich in proteins. Lack of vitamin D causes ______. Which solution is used to test for starch? What colour appears? Name an animal that eats only plants. A diet that has all nutrients in the right amount is called a ______ diet. Which nutrient helps our body grow and repair itself? An animal that eats both plants and animals is called ______.
✅ Answer key — Food and nutrition
carbohydrates scurvy anaemia e.g. dal (pulses), eggs, milk, paneer rickets iodine solution — blue-black e.g. cow, deer, goat (herbivore) balanced proteins an omnivore
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Materials and separation Class 6 · Worksheet 2 · set 27
Name: Date: Score: / 10
Answer the questions.
Oiled paper is transparent, translucent or opaque? Separating flour from bran using a sieve is called ______. What is it called when heavier particles settle at the bottom of a liquid? How is salt obtained from sea water? Which method separates husk from grain using wind? Which method separates iron pins from sand? Name a material that is transparent. Name a material that is opaque. Which method separates stones from rice by hand? Which method is used to separate tea leaves from tea?
✅ Answer key — Materials and separation
translucent sieving sedimentation by evaporation winnowing using a magnet e.g. glass, clean water, air e.g. wood, cardboard, metal handpicking filtration (using a strainer)
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Living things and our body Class 6 · Worksheet 3 · set 27
Name: Date: Score: / 10
Answer the questions.
The joint in our shoulder is a ______ joint. The joint in our knee is a ______ joint. Why does a cactus have spines instead of leaves? How is a camel adapted to live in the desert? Plants with weak stems that spread on the ground are called ______. The bones that protect our heart and lungs form the ______. Which part of a plant makes food? Name two non-living things. The place where a plant or animal lives is its ______. Name a plant that grows in water.
✅ Answer key — Living things and our body
ball and socket hinge to lose less water long legs, wide feet for sand, can live without water for days, little sweat creepers rib cage leaves e.g. stone, chair habitat e.g. lotus, water lily, hydrilla
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Motion and measurement Class 6 · Worksheet 4 · set 27
Name: Date: Score: / 10
Answer the questions.
What is the SI unit of length? What is the motion of the Earth around the Sun? What is the correct way to place the eye when reading a scale? Name an instrument to measure a curved line. How many millimetres are in 1 cm? The motion of a car on a straight road is ______ motion. Name one means of transport used in water. 1 km = ______ m 1 m = ______ cm Why should we not use a hand span to measure length?
✅ Answer key — Motion and measurement
metre (m) circular / periodic directly above the mark (not from the side) a thread and a scale (or a measuring tape) 10 rectilinear (straight-line) e.g. boat, ship 1000 100 hand spans differ from person to person — not a standard unit
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Light, shadows and reflection Class 6 · Worksheet 5 · set 27
Name: Date: Score: / 10
Answer the questions.
Is the Moon luminous? Name an object that is translucent. Name two luminous objects. When is your shadow the shortest? A shadow forms when an ______ object blocks light. Light travels in a ______ line. The bouncing back of light from a shiny surface is called ______. Objects that give out their own light are called ______. Can we see a shadow in a dark room? What is the image in a pinhole camera like?
✅ Answer key — Light, shadows and reflection
No — it reflects sunlight e.g. butter paper, frosted glass e.g. the Sun, a torch, a candle flame at noon, when the Sun is overhead opaque straight reflection luminous No — a shadow needs light upside down (inverted)
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Electricity and magnets Class 6 · Worksheet 6 · set 27
Name: Date: Score: / 10
Answer the questions.
The two ends of a cell are called ______. Which device uses a magnet to find directions? Name two insulators. Why are electric wires covered with plastic? Name two conductors. Like poles ______; unlike poles ______. What does a switch do? A device that converts chemical energy into electricity is a ______. Materials that allow electricity to pass are called ______. The thin wire inside a bulb that glows is the ______.
✅ Answer key — Electricity and magnets
terminals (positive and negative) a compass e.g. plastic, rubber, wood plastic is an insulator — it keeps us safe from shocks e.g. copper, iron, aluminium repel; attract it opens or closes a circuit cell conductors filament
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Water and air Class 6 · Worksheet 7 · set 27
Name: Date: Score: / 10
Answer the questions.
Name two ways to save water. Which gas do plants take in to make food? Name something that shows air is present around us. What is the water cycle? The change of water into vapour is called ______. The layer of air around the Earth is called the ______. 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?
✅ Answer key — Water and air
e.g. close the tap while brushing, collect rainwater carbon dioxide e.g. moving leaves, a flying kite the continuous movement of water from the Earth to the air and back as rain evaporation atmosphere nitrogen (about 78%) condensation oxygen 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.