Free · Class 6 · 7 worksheets · answer keys · practise online · set 39
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.
💡 Learn it first
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 39
Name: Date: Score: / 10
Answer the questions.
Lack of iodine causes ______. What is roughage? Why do we need it? Name an animal that eats only plants. Lack of iron causes ______. Name two foods rich in proteins. Lack of vitamin D causes ______. Name two foods rich in carbohydrates. A diet that has all nutrients in the right amount is called a ______ diet. Night blindness is caused by the lack of vitamin ______. Which disease is caused by the lack of vitamin C?
✅ Answer key — Food and nutrition
goitre fibre in food; it helps the body get rid of undigested food e.g. cow, deer, goat (herbivore) anaemia e.g. dal (pulses), eggs, milk, paneer rickets e.g. rice, potato, wheat balanced A scurvy
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Materials and separation Class 6 · Worksheet 2 · set 39
Name: Date: Score: / 10
Answer the questions.
How is salt obtained from sea water? Which method separates husk from grain using wind? Separating flour from bran using a sieve is called ______. Is sand soluble or insoluble in water? Butter is separated from curd by ______. Which method separates stones from rice by hand? Name a material that is transparent. Name a material that floats on water. What is it called when heavier particles settle at the bottom of a liquid? Oiled paper is transparent, translucent or opaque?
✅ Answer key — Materials and separation
by evaporation winnowing sieving insoluble churning handpicking e.g. glass, clean water, air e.g. wood, cork, plastic ball sedimentation translucent
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Living things and our body Class 6 · Worksheet 3 · set 39
Name: Date: Score: / 10
Answer the questions.
The bones that protect our heart and lungs form the ______. The joint in our knee is a ______ joint. Roots with one main root are called ______ roots. Which part of a plant makes food? The joint in our shoulder is a ______ joint. Why does a cactus have spines instead of leaves? Plants with weak stems that spread on the ground are called ______. The place where a plant or animal lives is its ______. How does an earthworm move? Name three things all living things do.
✅ Answer key — Living things and our body
rib cage hinge tap leaves ball and socket to lose less water creepers habitat by stretching and shortening its body muscles, using tiny bristles e.g. grow, breathe, need food, reproduce, respond, excrete
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Motion and measurement Class 6 · Worksheet 4 · set 39
Name: Date: Score: / 10
Answer the questions.
What is the correct way to place the eye when reading a scale? What is the motion of the Earth around the Sun? Name an instrument to measure a curved line. Why should we not use a hand span to measure length? The motion of a car on a straight road is ______ motion. How many millimetres are in 1 cm? 1 km = ______ m What is the SI unit of length? Name one means of transport used in water. The motion of a swing is ______ motion.
✅ Answer key — Motion and measurement
directly above the mark (not from the side) circular / periodic a thread and a scale (or a measuring tape) hand spans differ from person to person — not a standard unit rectilinear (straight-line) 10 1000 metre (m) e.g. boat, ship periodic (oscillatory)
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Light, shadows and reflection Class 6 · Worksheet 5 · set 39
Name: Date: Score: / 10
Answer the questions.
Name two luminous objects. A shadow forms when an ______ object blocks light. What is the image in a pinhole camera like? Light travels in a ______ line. What three things are needed to make a shadow? The bouncing back of light from a shiny surface is called ______. Is the Moon luminous? When is your shadow the shortest? Objects that give out their own light are called ______. Can we see a shadow in a dark room?
✅ Answer key — Light, shadows and reflection
e.g. the Sun, a torch, a candle flame opaque upside down (inverted) straight a source of light, an opaque object and a screen reflection No — it reflects sunlight at noon, when the Sun is overhead luminous No — a shadow needs light
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Electricity and magnets Class 6 · Worksheet 6 · set 39
Name: Date: Score: / 10
Answer the questions.
A device that converts chemical energy into electricity is a ______. Name two insulators. Name the two poles of a magnet. Materials that allow electricity to pass are called ______. What does a switch do? A complete path for electric current is called a ______. A freely hanging magnet always points in the ______ direction. Name two conductors. The two ends of a cell are called ______. Which materials are attracted by a magnet?
✅ Answer key — Electricity and magnets
cell e.g. plastic, rubber, wood north pole and south pole conductors it opens or closes a circuit circuit north–south e.g. copper, iron, aluminium terminals (positive and negative) magnetic materials — iron, nickel, cobalt
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Water and air Class 6 · Worksheet 7 · set 39
Name: Date: Score: / 10
Answer the questions.
Why does a burning candle go out when covered with a glass? The change of water vapour into water is called ______. Which gas makes up most of the air? Which gas do plants take in to make food? The change of water into vapour is called ______. The layer of air around the Earth is called the ______. Name something that shows air is present around us. What is the water cycle? What are the three states of water? Name two ways to save water.
✅ Answer key — Water and air
the oxygen inside gets used up condensation nitrogen (about 78%) carbon dioxide evaporation atmosphere e.g. moving leaves, a flying kite the continuous movement of water from the Earth to the air and back as rain 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.