Class 5 Science Mock Test

Name: ____________
Roll No.: ____________
Date: ____________
Time: 1 Hour
Maximum Marks: 50

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Part A: Multiple Choice Questions (1 mark each)

Circle the correct answer.

1. The largest organ in the human body is:
   a) Heart
   b) Skin
   c) Brain
   d) Liver
2. The process by which plants make their own food is called:
   a) Respiration
   b) Photosynthesis
   c) Digestion
   d) Circulation
3. The planet known as the Red Planet is:
   a) Earth
   b) Mars
   c) Jupiter
   d) Venus
4. Which gas do humans breathe in for survival?
   a) Oxygen
   b) Carbon dioxide
   c) Nitrogen
   d) Hydrogen
5. Water changes into vapour by:
   a) Freezing
   b) Evaporation
   c) Condensation
   d) Melting

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Part B: True or False (1 mark each)

1. Mercury is the closest planet to the Sun. ________
2. Photosynthesis occurs only in animals. ________
3. The sun is a star. ________
4. Water boils at 100°C. ________
5. All animals lay eggs. ________

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Part C: Fill in the Blanks (1 mark each)

1. The Earth revolves around the ____________.
2. Birds have ____________ to help them fly.
3. The liquid part of blood is called ____________.
4. The force that pulls objects towards the Earth is called ____________.
5. The process by which plants make their food is called ____________.

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Part D: Short Answer Questions (2 marks each)

1. Name three states of matter.
2. Why do we see rainbows in the sky?
3. Name two sources of energy.
4. What is the function of the heart in the human body?
5. Name any two planets in our solar system.

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Part E: Long Answer / Application-Based Questions (3 marks each)

1. Explain why humans need oxygen to survive.
2. A tree has 120 apples. 30 of them are rotten. Calculate the percentage of rotten apples.
3. Describe the process of evaporation using water in a glass.
4. Explain the difference between herbivores, carnivores, and omnivores with one example of each.
5. Describe the water cycle in simple words.