SCIENCE QUIZ BEE 2024 powerpoint presentation.pptx

science quiz bee powerpoint presentation

1. SCIENCE QUIZ BEE SEPTEMBER 10, 2024

2. EASY ROUND MULTIPLE CHOICE

3. 1. Which layer of the Earth is responsible for generating the Earth's magnetic field? a) Lithosphere b) Asthenosphere c) Outer Core d) Inner Core

4. C. OUTER CORE

5. 2. What is the primary gas found in the Earth's atmosphere? a) Oxygen b) Carbon Dioxide c) Nitrogen d) Argon

6. C. NITROGEN

7. 3. Which organ in the human body is primarily responsible for pumping blood? a) Brain b) Liver c) Heart d) Lungs

8. C. HEART

9. 4. What type of cell division is used for growth and repair in humans? a) Meiosis b) Mitosis c) Binary Fission d) Budding

10. C. MITOSIS

11. 5. What is the basic unit of matter? a) Molecule b) Atom c) Electron d) Neutron

12. B. ATOM

13. 6. Which force pulls objects toward the center of the Earth? a) Friction b) Magnetism c) Gravity d) Tension

14. C. GRAVITY

15. 7. What is the state of matter with a definite volume but no definite shape? a) Solid b) Liquid c) Gas d) Plasma

16. B. LIQUID

17. 8. Which of the following is a renewable source of energy? a) Coal b) Natural Gas c) Solar Energy d) Nuclear Energy

18. C. SOLAR ENERGY

19. 9. What do you call the boundary between two tectonic plates? a) Fault b) Ridge c) Fault Line d) Valley

20. A. FAULT

21. 10.In which part of the cell does cellular respiration take place? a) Nucleus b) Mitochondria c) Ribosome d) Endoplasmic Reticulum

22. B. MITOCHONDRION

23. AVERAGE ROUND

24. 1. Which layer of the Earth is composed mainly of molten rock? a) Crust b) Mantle c) Outer Core d.) Inner Core

25. C. OUTER CORE

26. 2. What phenomenon is responsible for the changing of seasons on Earth? a) Earth's rotation b) Earth's revolution around the Sun c) The Moon's orbit d) The tilt of the Earth’s axis

27. B. Earth’s revolution around the world

28. 3. Which organelle is responsible for energy production in plant cells? a) Chloroplast b) Mitochondria c) Ribosome d) Nucleus

29. A. Chloroplast

30. 4. What is the genetic material found in all living organisms? a) RNA b) Protein c) DNA d) Carbohydrates

31. C. DNA

32. 5.What is the term for a substance that speeds up a chemical reaction without being consumed? a) Catalyst b) Solvent c) Reactant d) Product

33. A. CATALYST

34. 6. How many elements are there in the periodic table? a) 108 b) 118 c) 128 d) 138

35. B. 118

36. 7. What is the formula for calculating the speed of an object? a) Speed = Distance × Time b) Speed = Distance ÷ Time c) Speed = Time ÷ Distance d) Speed = Mass × Acceleration

37. c) Speed = Time ÷ Distance

38. 8.Which type of bond involves the sharing of electron pairs between atoms? a) Ionic Bond b) Covalent Bond c) Metallic Bond d) Hydrogen Bond

39. b) Covalent Bond

40. 9. What is the term for the process of water vapor turning into liquid water? a) Evaporation b) Condensation c) Precipitation d) Sublimation

41. b) Condensation

42. 10.What kind of rock is formed from cooled magma? a) Sedimentary b) Metamorphic c) Igneous d) Organic

43. C. Igneous

44. DIFFICULT ROUND

45. 1. What type of volcanic eruption is characterized by explosive activity and the ejection of pyroclastic materials?

46. Stratovolcano

47. 2. What process in the cell cycle involves the separation of chromosomes into two new nuclei?

48. Telophase

49. 3. What law states that the pressure of a gas is inversely proportional to its volume at constant temperature? a) Charles's Law b) Boyle's Law c) Avogadro's Law d) Gay-Lussac's Law

50. Boyle’s Law

51. 4. What type of reaction occurs when an acid reacts with a base to form water and a salt?

52. Neutralization

53. 5. What is the name given to the theory that explains the movement of Earth's lithospheric plates?

54. Plate tectonics