Grade 6 science quiz bee
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The document contains a science quiz with multiple choice questions covering various topics in science from the human body to the solar system to the Earth's layers. It includes three rounds of questions - Easy, Average, and Difficult - with 10 questions in each round covering topics such as the functions of bones and minerals, the layers of the Earth, the circulatory system, and more. The questions increase in difficulty from the Easy to the Difficult rounds.
Grade 6 science quiz bee
- 2. EASY ROUND
- 3. 1. Some plants grow better if bone meal (ground-up bones) is spread around their roots. What does bone meal supply to the plants that makes them grow better? A. energy B. minerals C. vitamins D. water
- 4. Answer: B
- 5. 2. Sensory messages are taken to the brain by ____________. A. arteries and veins B. arteries and hormones C. nerve and hormones D. muscles and veins
- 6. Answer: C
- 7. 3. Alexander Fleming noticed that bacteria growing on a plate of agar did not grow next to a mold that was growing on the same plate. He wrote in his laboratory report “The mold may be producing a substance that kills bacteria”. This statement is best described as _________. A. an observation B. a hypothesis C. a generalization D. a conclusion
- 8. Answer: B
- 9. 4. Why do stars seem to twinkle? A.They are too hot B.Their size and color vary C.They are covered with clouds D.Light bends as it passes through layers of the atmosphere
- 10. Answer: D
- 11. 5. The oxygen - rich blood from the heart flows to the largest artery known as A. superior vena cava B. inferior vena cava C. coronary artery D. aorta
- 12. Answer: D
- 13. 6. What is the most important function of the blood? A. Collects food nutrients and oxygen from the body. B. Carries food nutrients and oxygen to all parts of the body. C. Regulates the rise of the body temperature. D. Carries impurities to the cells.
- 14. Answer: B
- 15. 7. A beaker was filled with water up to 40 mL mark. A small stone was slowly lowered into the beaker and it was observed that the level rose to 45 ml. What does the change in the level of the water represents? A. volume of water B. weight of the stone C. volume of stone D. weight of the stone
- 16. Answer: C
- 17. 8. The picture shows the three layers of the Earth. Where is it hottest? A. Layer A C. Layer B B. Layer C D. All 3 layers are the same temp.
- 18. Answer: B
- 19. 9. What layer of the earth is inferred to be liquid in form? A. crust B. mantle C. outer core D. inner core
- 20. Answer: C
- 21. 10. Why does boiling of water in a kettle overflow and spill? A. Water increases its volume when heated. B. Water forms bubbles when heated. C. Water expands when heated. D. Water overflow when heated.
- 22. Answer C
- 23. AVERAGE ROUND
- 24. 1. The movie “Twilight Zone” has a wolf - character portrayed by Taylor Lutner. There are scenes, he, as a wolf place his scent on trees. Wolves most likely do this in order to ________. A. attract prey B. attract female wolves. C. mark their territory against other wolves. D. mark the location of their shelter and food.
- 25. Answer: C
- 26. 2. Which BEST describes the movement of the plates that make up Earth’s surface over million of years? A. They have never moved. B. They have been continually moving. C. They stayed the same millions of years but are now moving. D. They moved for millions of years but have now stopped.
- 27. Answer: B
- 28. 4. Why do mountain climbers use oxygen equipment at the top of the world’s highest mountain? A. There is less oxygen in the air at great heights. B. There is little nitrogen in the air at great heights. C. There is a hole in the ozone layer. D. There is no air at the top of very high mountains.
- 29. Answer: A
- 30. 5. Two potatoes of equal mass were boiled, one in Baguio and one in Manila. Where will the potato cook faster and why? A. In Baguio, the higher the altitude the higher the temperature. B. In Baguio, the higher the altitude the lower the temperature. C. In Manila, the lower the altitude the higher the temperature. D. In Manila, the higher the altitude the lower the temperature.
- 31. Answer: C
- 32. 6. Which of the following characterizes varicose veins? A. Veins in the brain swell. B. Veins in the lower extremity shrink. C. Valves of veins in the legs fail to function properly. D. Valves of veins in the heart fail to function properly.
- 33. Answer: C
- 34. 7. Why was Pioneer - Venus 2 sent to Venus? A. To investigate the atmosphere of Venus. B. To examine the soil in Venus. C. To probe the interior part of Venus. D. To discover the possible life forms in Venus.
- 35. Answer: A
- 36. 8. In general, pages of books turn brown after a number of years. Why? A. The paper has become dusty. B. The paper has become very dry. C. The paper has reacted with oxygen from the air. D. The paper has reacted with pollutants in the air.
- 37. Answer: C
- 38. 9. Which of the following best describes the energy of a ball as it bounces up and down? A. Potential Energy and Kinetic energy change at the same time. B. Potential Energy increases as it moves down. C. Kinetic energy increases as it moves up. D. Potential Energy and Kinetic energy remains the same.
- 39. Answer: A
- 40. 10. The mathematical questions that probe the Big Bang Theory were formulated by ________ A. Alexander Friedman B. Albert Einstein C. Edwin Hubble D. Edwin Aldrin Jr.
- 41. Answer: B
- 42. DIFFICULT ROUND
- 43. 1.An incomplete food web has been drawn for you. Complete it by filling in each of the empty circles with the member of the correct animals or plants from the list. Remember that the arrows represent energy flow and go. A. Caterpillar C. Hawk B. Corn D. Snake ACACIA TREE MOUSE MAYA SUN ? ? ? ?
- 44. ACACI A TREE MOUS E MAYA SUN A B D C ANSWER: B. Corn A. Caterpillar D. Snake C. Hawk
- 45. 2. Insecticides are used to control insect population so that they do not destroy crops. Overtime some insecticides become less effective at killing insects and new insecticides must be developed. What is most likely reason why insecticides become less effective overtime? A. Surviving insects have learned to include insecticides as a food source. B. Surviving insects pass their resistance to insecticides to their offspring. C. Insecticides build up in the soil. D. Insecticides are concentrated at the bottom of the food chain.
- 46. Answer: B
- 47. 3. . The graph shows the progress made by a car travelling along a straight line. What is the speed of the car? TIME ( MINUTES) DISTANC E (kms).
- 49. 5. What feature in the sun appears like billowing arches of glowing gases?
- 51. 6. Which part of the brain acts like a switchboard that allows the communications from the brain to the other parts of the nervous system.
- 52. Answer: Midbrain
- 53. 7. A galaxy that comprises two to three percent of the total number of galaxies.
- 55. 8. Where can the lowest point on the earth's crust be found?
- 57. 9. Why do you see lightning spark first before you hear thunder during a thunderstorm?
- 58. Answer: Because light travels faster than sound.
- 59. 10. What season is characterized with the most amount of leaves falling from trees?
- 60. Answer: Autumn
- 61. CLINCHER ROUND
- 62. 1. When a physician puts a stethoscope to your chest , two sounds are heard. What sound represents the opening and closing of the valves?
- 64. 2. A hereditary blood disorder wherein blood clots very slowly affecting only males but transmitted in genes of females.
- 66. 3. For a rocket to orbit the earth and become a satellite, its speed must be around _____
- 67. Answer: 29 000 kph
- 68. 4. Why do sailors avoid the doldrums? A. because their ships woud just stay in a particular area and would not move B. because theirips would sail so fast that they may hit the rocks C. because their ships would hit polar icebergs D. both A and C
- 69. Answer: A
- 70. 5. Which instrument can view the heavenly bodies clearly and without the filtering effect of Earth's atmosphere? A. radio telescope B. spectrograph C. space telescope D. space colony
- 71. Answer: C