Write 25 junior high school and senior high school science quizzing competition questions with their respective answer

Answer 1

Sure! Here’s a list of 25 science questions suitable for junior and senior high school students, along with their respective answers.

Junior High School Questions

1. Question: What is the chemical symbol for water?

   • Answer: H₂O

2. Question: Which planet is known as the Red Planet?

   • Answer: Mars

3. Question: What force keeps us on the ground?

   • Answer: Gravity

4. Question: In what part of the cell does respiration occur?

   • Answer: Mitochondria

5. Question: What is the largest organ in the human body?

   • Answer: Skin

6. Question: What type of rock is formed from cooled magma or lava?

   • Answer: Igneous rock

7. Question: What gas do plants absorb from the atmosphere?

   • Answer: Carbon dioxide (CO₂)

8. Question: Which organ is responsible for pumping blood throughout the body?

   • Answer: Heart

9. Question: What is the main source of energy for the Earth?

   • Answer: The Sun

10. Question: Which part of the plant is responsible for photosynthesis?

    • Answer: Leaves

11. Question: What is the smallest unit of life?

    • Answer: Cell

12. Question: What is the process called where liquid turns into vapor?

    • Answer: Evaporation

Senior High School Questions

13. Question: What element has the atomic number 6?

    • Answer: Carbon

14. Question: Which law states that energy cannot be created or destroyed, only transformed?

    • Answer: The Law of Conservation of Energy

15. Question: What are the three states of matter?

    • Answer: Solid, liquid, gas

16. Question: What is the pH level of pure water?

    • Answer: 7

17. Question: What type of bond involves the sharing of electrons?

    • Answer: Covalent bond

18. Question: Who proposed the theory of evolution by natural selection?

    • Answer: Charles Darwin

19. Question: What is the greenhouse gas that is primarily responsible for global warming?

    • Answer: Carbon dioxide (CO₂)

20. Question: What is the main function of red blood cells?

    • Answer: To carry oxygen

21. Question: What is the process by which bacteria convert nitrogen in the atmosphere into a usable form for plants?

    • Answer: Nitrogen fixation

22. Question: In physics, what is the unit of force?

    • Answer: Newton

23. Question: What phenomenon explains why we see different phases of the Moon?

    • Answer: The relative positions of the Earth, Moon, and Sun

24. Question: What are the building blocks of proteins?

    • Answer: Amino acids

25. Question: What scientific theory explains the origin of the universe?

    • Answer: The Big Bang Theory

Feel free to modify these questions to better fit your needs!