MCQs are one of the best ways to revise Class 6 Science. They help you remember facts, understand concepts quickly, and prepare well for school exams and Olympiads.
Below is a practice set of MCQs based on common Class 6 Science chapters. Try answering first. Answers are given at the end.
Section 1: Food – Where Does It Come From?
1. Which part of the plant do we eat in carrot?
A. Leaf
B. Stem
C. Root
D. Flower
2. Which of the following is an animal product?
A. Rice
B. Milk
C. Wheat
D. Pulses
3. Honey is made by
A. Ants
B. Flies
C. Mosquitoes
D. Bees
Section 2: Components of Food
4. Which nutrient gives us energy?
A. Vitamins
B. Proteins
C. Carbohydrates
D. Minerals
5. Which nutrient helps in body growth and repair?
A. Fats
B. Proteins
C. Carbohydrates
D. Vitamins
6. Deficiency of vitamin C causes
A. Rickets
B. Scurvy
C. Night blindness
D. Anaemia
Section 3: Sorting Materials Into Groups
7. Which of the following is transparent?
A. Wood
B. Glass
C. Paper
D. Stone
8. Which material is soluble in water?
A. Sand
B. Oil
C. Salt
D. Chalk powder
9. Which object will float on water?
A. Stone
B. Iron nail
C. Plastic bottle cap
D. Coin
Section 4: Separation of Substances
10. Which method is used to separate tea leaves from tea?
A. Winnowing
B. Sieving
C. Filtration
D. Handpicking
11. Evaporation helps to separate
A. Oil and water
B. Sand and salt
C. Salt from water
D. Rice and stones
12. Which method uses wind?
A. Sedimentation
B. Winnowing
C. Filtration
D. Evaporation
Section 5: Changes Around Us
13. Which change is reversible?
A. Burning paper
B. Rusting of iron
C. Melting of ice
D. Cooking food
14. Rusting happens in the presence of
A. Air only
B. Water only
C. Air and water
D. Soil
Section 6: Living and Non-Living Things
15. Which is a living thing?
A. Chair
B. Car
C. Tree
D. Stone
16. Living things respond to
A. Sound only
B. Light only
C. Stimuli
D. Heat only
Section 7: Motion and Measurement
17. The SI unit of length is
A. Kilometre
B. Metre
C. Centimetre
D. Millimetre
18. Which motion repeats itself at equal intervals?
A. Rectilinear motion
B. Circular motion
C. Periodic motion
D. Random motion
Section 8: Light, Shadows and Reflections
19. A shadow is formed when light is blocked by
A. Transparent object
B. Translucent object
C. Opaque object
D. Shiny object
20. Which object does not form a shadow?
A. Book
B. Glass
C. Stone
D. Table
✅ Answer Key
- C
- B
- D
- C
- B
- B
- B
- C
- C
- C
- C
- B
- C
- C
- C
- C
- B
- C
- C
- B
How to Use This MCQ Practice
- Attempt all questions without looking at answers
- Mark weak topics
- Revise the chapter
- Try again after 2–3 days