Skip to main content
Login Register

Menu

Home Quizzes Categories Current Affairs GK AI ToolsNEW Play Live Contact
Login Create free account
Easy Free School Quiz Science

Science Practice Quiz

Test your science knowledge with questions covering everyday concepts from physics, chemistry, biology and the environment.

25 Questions
30 min Duration
40% To pass
1.00 Marks / correct

Instructions

  • This quiz has 25 questions.
  • You have 30 minutes. The quiz submits automatically when time runs out.
  • You need 40% to pass.
  • There is no negative marking.
  • You can mark questions for review and return to them before submitting.
  • Correct answers and explanations are shown after you submit.

Sample Questions & Answers

A preview of 12 questions from this quiz, each with the correct answer and a written explanation. Attempt the full, timed quiz to be scored and earn XP.

  1. Question 1

    Science: What is the SI unit of force?

    • Watt
    • Newton Correct answer
    • Joule
    • Pascal
    Explanation: Force is measured in newtons.
  2. Question 2

    Which organ pumps blood?

    • Kidney
    • Lung
    • Liver
    • Heart Correct answer
    Explanation: The heart pumps blood through the circulatory system.
  3. Question 3

    Which gas is essential for aerobic respiration?

    • Neon
    • Nitrogen
    • Oxygen Correct answer
    • Helium
    Explanation: Aerobic respiration requires oxygen.
  4. Question 4

    What is the boiling point of water at standard atmospheric pressure?

    • 0°C
    • 100°C Correct answer
    • 212°C only
    • 50°C
    Explanation: Water boils at 100°C at 1 atmosphere; 212°F is the equivalent Fahrenheit value.
  5. Question 5

    Which particle has a negative charge?

    • Photon
    • Proton
    • Electron Correct answer
    • Neutron
    Explanation: An electron carries negative electric charge.
  6. Question 6

    Which part of a plant carries water upward?

    • Fruit
    • Xylem Correct answer
    • Flower
    • Phloem
    Explanation: Xylem transports water and minerals from roots.
  7. Question 7

    Science: What is photosynthesis?

    • Evaporation of water
    • Making food in green plants using light Correct answer
    • Digestion in animals
    • Breaking down rocks
    Explanation: Photosynthesis uses light energy to make organic food from carbon dioxide and water.
  8. Question 8

    Which vitamin is produced in skin with sunlight exposure?

    • Vitamin D Correct answer
    • Vitamin C
    • Vitamin K only
    • Vitamin B1
    Explanation: Sunlight helps the skin synthesize vitamin D.
  9. Question 9

    Which force opposes motion between surfaces?

    • Gravity
    • Magnetic force
    • Friction Correct answer
    • Buoyant force
    Explanation: Friction opposes relative motion between surfaces in contact.
  10. Question 10

    Which blood cells carry oxygen?

    • White blood cells
    • Red blood cells Correct answer
    • Plasma proteins
    • Platelets
    Explanation: Red blood cells contain haemoglobin, which carries oxygen.
  11. Question 11

    Which organ filters blood to form urine?

    • Heart
    • Lungs
    • Kidneys Correct answer
    • Stomach
    Explanation: Kidneys filter blood and produce urine.
  12. Question 12

    Which state of matter has fixed volume but no fixed shape?

    • Gas
    • Solid
    • Plasma only
    • Liquid Correct answer
    Explanation: Liquids have a definite volume but take the shape of their container.

Login/Register to attempt the full quiz and earn XP.

Login Create free account

Explore more: All School Quiz quizzes · Science

Science Question Practice

Science becomes easier to remember when concepts are tested through questions. This quiz covers areas such as matter, energy, living organisms, the human body and the environment.

Connect Facts With Concepts

When you get an answer wrong, try to understand the reason rather than memorising the correct option. This helps make science revision more meaningful.

Frequently Asked Questions

This quiz has 25 questions and 30 minutes.

You need at least 40% to pass this quiz.

No, there is no negative marking on this quiz.

Yes. You can attempt this quiz again at any time, though first-attempt XP bonuses apply only once.

Sign in to attempt this quiz and earn XP.

Login to Start Create free account

Related Quizzes