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📘 Class : VI

📗 Subject : Science

🕒 Time : 1½ Hours

🎯 Maximum Marks : 40

Chapters Covered (NCERT based):

1. Methods of Separation in Everyday Life
2. Living Creatures
3. Nature’s Treasure

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General Instructions:

1. All questions are compulsory.
2. The question paper consists of Section A, B, C and D.
3. Draw neat and labelled diagrams wherever required.
4. Marks for each question are indicated against it.

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Section – A (MCQs)

(1 × 10 = 10 marks)

1. What purpose does handpicking serve in separation?
   a) Filtration
   b) Sorting
   c) Evaporation
   d) Decantation
2. Which substance is separated by churning?
   a) Oil from water
   b) Sand from water
   c) Cream from milk
   d) Oxygen from air
3. Which factor is essential for filtration?
   a) Apparatus size
   b) Presence of air
   c) Pore size
   d) Temperature
4. Which of the following is a living thing?
   a) Stone
   b) Chair
   c) Tree
   d) Water
5. Animals that live both on land and in water are called:
   a) Terrestrial
   b) Aquatic
   c) Amphibians
   d) Aerial
6. Which is a renewable resource?
   a) Coal
   b) Petroleum
   c) Natural gas
   d) Water
7. Which method is used to separate salt from salt solution?
   a) Filtration
   b) Winnowing
   c) Evaporation
   d) Sieving
8. Which characteristic is shown by all living organisms?
   a) Movement only
   b) Respiration
   c) Shape
   d) Colour
9. Oil mixed with water can be separated by:
   a) Filtration
   b) Sieving
   c) Decantation
   d) Handpicking
10. Which fuel is commonly used in two-wheelers?
    a) Kerosene
    b) Diesel
    c) Petrol
    d) LPG

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Section – B (Very Short Answer Questions)

(2 × 6 = 12 marks)

11. What is sedimentation?
12. Write any two characteristics of living organisms.
13. What are natural resources?
14. Give one example each of:
    (a) Renewable resource
    (b) Non-renewable resource
15. What is filtration?
16. Why do living organisms need food?

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Section – C (Short Answer Questions)

(3 × 6 = 18 marks)

17. State whether the following statements are True (T) or False (F).
    If false, correct them:
    a) Salt can be separated from salt solution by keeping it under the Sun.
    b) Handpicking is used only when one component is present in small quantity.
    c) Sieving is used to separate rice flour and water.
18. Match the mixtures in Column I with the correct method of separation in Column II:

Column I	Column II
(i) Iron powder + sawdust	(a) Filtration
(ii) Oil + water	(b) Handpicking
(iii) Chalk powder + water	(c) Magnetic separation
(iv) Corn + potatoes	(d) Decantation

19. Write three differences between living and non-living things.
20. Why do we say that petroleum is a non-renewable resource? Give reasons.
21. Describe the steps to separate sand and water with a labelled diagram.
22. Explain how human activities pollute air. Suggest one measure to reduce air pollution.

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Answer Key with Marks

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Section – A : MCQs

(1 × 10 = 10 marks)
👉 Each correct answer = 1 mark

1. (b) Sorting — 1 mark
2. (c) Cream from milk — 1 mark
3. (c) Pore size — 1 mark
4. (c) Tree — 1 mark
5. (c) Amphibians — 1 mark
6. (d) Water — 1 mark
7. (c) Evaporation — 1 mark
8. (b) Respiration — 1 mark
9. (c) Decantation — 1 mark
10. (c) Petrol — 1 mark

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Section – B : Very Short Answer

(2 × 6 = 12 marks)
👉 Key point = 1 mark each

Q11. What is sedimentation? (2 marks)

• Heavy insoluble particles settle at the bottom of a liquid when left undisturbed. (2 marks)

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Q12. Two characteristics of living organisms (2 marks)

Any two:

• They respire (1)
• They grow (1)

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Q13. What are natural resources? (2 marks)

• Resources obtained from nature and used by humans are called natural resources. (2 marks)

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Q14. One renewable & one non-renewable resource (2 marks)

• Renewable: Water (1)
• Non-renewable: Coal (1)

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Q15. What is filtration? (2 marks)

• The process of separating insoluble solids from a liquid using a filter is called filtration. (2 marks)

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Q16. Why do living organisms need food? (2 marks)

Any two:

• For energy (1)
• For growth and repair (1)

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Section – C : Short Answer

(3 × 6 = 18 marks)

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Q17. True / False with correction (3 marks)

👉 Correct T/F = ½ mark, correction = ½ mark

a) Salt separated by keeping under Sun – True (1 mark)

b) Handpicking used when one component is less – True (1 mark)

c) Sieving separates rice flour & water – False (½)
✔ Correct: Rice flour and water are separated by filtration (½)

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Q18. Match the following (3 marks)

👉 Each correct match = ¾ mark

(i) Iron powder + sawdust → Magnetic separation
(ii) Oil + water → Decantation
(iii) Chalk powder + water → Filtration
(iv) Corn + potatoes → Handpicking

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Q19. Three differences between living & non-living (3 marks)

👉 Any three differences: 1 mark each

• Living things respire; non-living do not
• Living things grow; non-living do not
• Living things reproduce; non-living do not

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Q20. Why petroleum is non-renewable? (3 marks)

Any three points (1 mark each):

• Takes millions of years to form
• Available in limited quantity
• Cannot be replenished quickly

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Q21. Separation of sand and water (3 marks)

• Sand settles down (sedimentation) (1)
• Clear water poured out (decantation) (1)
• Filtration can also be used (1)
  (Diagram: +1 internal if teacher allows)

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Q22. Air pollution & one solution (3 marks)

• Vehicles release smoke (1)
• Factories emit harmful gases (1)
• Planting more trees / using public transport (1)

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✅ Total = 40 Marks

1. Temperature and its Measurement
2. A Journey through Different States of Water
3. Beyond Earth

This paper is suitable for Periodic Test / Unit Test.

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📘 Class : VI

📗 Subject : Science

🕒 Time : 1½ Hours

🎯 Maximum Marks : 40

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General Instructions:

1. All questions are compulsory.
2. The question paper consists of Section A, B, C and D.
3. Draw neat and labelled diagrams wherever required.
4. Use of calculators is not permitted.

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Section – A : MCQs

(1 × 10 = 10 marks)

1. The instrument used to measure temperature is:
   a) Barometer
   b) Thermometer
   c) Hygrometer
   d) Anemometer
2. The SI unit of temperature is:
   a) Degree Celsius
   b) Degree Fahrenheit
   c) Kelvin
   d) Joule
3. Normal temperature of human body is about:
   a) 35°C
   b) 36°C
   c) 37°C
   d) 38°C
4. Which scale is marked on a clinical thermometer?
   a) 0°C to 100°C
   b) 0°C to 50°C
   c) 35°C to 42°C
   d) –10°C to 110°C
5. Which process changes water vapour into water?
   a) Evaporation
   b) Condensation
   c) Freezing
   d) Melting
6. Ice changes into water at:
   a) 0°C
   b) 50°C
   c) 100°C
   d) –10°C
7. Which state of water has a fixed shape?
   a) Solid
   b) Liquid
   c) Gas
   d) Plasma
8. The planet known as the “Red Planet” is:
   a) Earth
   b) Venus
   c) Mars
   d) Jupiter
9. The largest planet of the solar system is:
   a) Earth
   b) Mars
   c) Saturn
   d) Jupiter
10. The movement of Earth around the Sun is called:
    a) Rotation
    b) Revolution
    c) Orbit
    d) Axis

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Section – B : Very Short Answer Questions

(2 × 6 = 12 marks)

11. What is temperature?
12. Name the two types of thermometers commonly used.
13. What is evaporation?
14. Write one property each of solid and gas state of water.
15. Name any two planets of the solar system.
16. What causes day and night on Earth?

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Section – C : Short Answer Questions

(3 × 6 = 18 marks)

17. Differentiate between clinical thermometer and laboratory thermometer (any three points).
18. Explain the water cycle with the help of a diagram.
19. Write three differences between solid, liquid and gaseous states of water.
20. Why do we feel cool when sweat evaporates from our skin?
21. Write three features of the planet Earth that make it suitable for life.
22. Distinguish between rotation and revolution of the Earth.

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Section – D : Long Answer Question

(5 × 1 = 5 marks)

23. Describe the solar system. Name all the planets in correct order from the Sun.

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Sure 👍
Below is the complete Answer Key in ENGLISH, written strictly as per NCERT & Kendriya Vidyalaya (KVS) evaluation pattern, with marks distribution.

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✅ Answer Key with Marks

Chapters:

1. Temperature and its Measurement
2. A Journey through Different States of Water
3. Beyond Earth

Maximum Marks: 40

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🔹 Section – A : MCQs

(1 × 10 = 10 marks)
👉 Each correct answer carries 1 mark

1. (b) Thermometer – 1 mark
2. (c) Kelvin – 1 mark
3. (c) 37°C – 1 mark
4. (c) 35°C to 42°C – 1 mark
5. (b) Condensation – 1 mark
6. (a) 0°C – 1 mark
7. (a) Solid – 1 mark
8. (c) Mars – 1 mark
9. (d) Jupiter – 1 mark
10. (b) Revolution – 1 mark

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🔹 Section – B : Very Short Answer Questions

(2 × 6 = 12 marks)

Q11. What is temperature? (2 marks)

Temperature is the measure of how hot or cold an object is.
✔ Correct definition – 2 marks

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Q12. Name two types of thermometers. (2 marks)

• Clinical thermometer – 1 mark
• Laboratory thermometer – 1 mark

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Q13. What is evaporation? (2 marks)

Evaporation is the process by which a liquid changes into vapour on heating.
✔ Correct explanation – 2 marks

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Q14. Write one property each of solid and gas. (2 marks)

• Solid: Has a fixed shape – 1 mark
• Gas: Has no fixed shape – 1 mark

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Q15. Name any two planets of the solar system. (2 marks)

• Earth – 1 mark
• Mars – 1 mark
  (Any two correct planets are acceptable)

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Q16. What causes day and night on Earth? (2 marks)

Day and night are caused by the rotation of the Earth on its axis.
✔ Correct answer – 2 marks

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🔹 Section – C : Short Answer Questions

(3 × 6 = 18 marks)

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Q17. Difference between clinical and laboratory thermometer (3 marks)

(Any three points – 1 mark each)

Clinical Thermometer	Laboratory Thermometer
Measures body temperature	Used in laboratories
Range: 35°C–42°C	Range: –10°C to 110°C
Used by doctors	Used for experiments

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Q18. Explain the water cycle. (3 marks)

• Water changes into vapour by evaporation – 1 mark
• Vapour cools and forms clouds by condensation – 1 mark
• Water falls as rain by precipitation – 1 mark
  (Diagram may be awarded extra credit as per teacher’s discretion)

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Q19. States of water (3 marks)

• Solid (ice): Has a fixed shape – 1 mark
• Liquid (water): Can flow – 1 mark
• Gas (water vapour): Spreads in all directions – 1 mark

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Q20. Why do we feel cool when sweat evaporates? (3 marks)

• Sweat evaporates from skin – 1 mark
• Evaporation absorbs heat from the body – 1 mark
• Body temperature reduces and we feel cool – 1 mark

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Q21. Why is Earth suitable for life? (3 marks)

• Presence of water – 1 mark
• Suitable temperature – 1 mark
• Presence of air (oxygen) – 1 mark

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Q22. Difference between rotation and revolution (3 marks)

(Any three points – 1 mark each)

Rotation	Revolution
Movement on its own axis	Movement around the Sun
Takes 24 hours	Takes 365 days
Causes day and night	Causes seasons

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🔹 Section – D : Long Answer Question

(5 × 1 = 5 marks)

Q23. Describe the solar system. (5 marks)

• Definition of solar system – 1 mark
• Sun as the centre – 1 mark
• Names of planets – 2 marks
• Correct order of planets – 1 mark

Correct order of planets:
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

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✅ Total = 40 Marks