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Activate your 30 day free trial to unlock unlimited reading. 1. GRADEIVScienceQuiz 2. Easy Round 3. 1.There some muscles which areboth voluntary and involuntary.Which of the following belongto that kind?A. intestinesB. heart and lungsC. arms and legsD. eyelids 4. Answer: D eyelids 5. 2. Dogs give birth to puppies; catsgive birth to kittens. This process bywhich animals produce otheranimals of their kind is called___________.A. reproductionB. germinationC. metamorphosisD. pollination 6. Answer: AReproduction 7. 3. There are some organismshaving both organs appearing indifferent parts of the body. Which ofthe following exhibitshermaphrodism?A. snakeB. earthwormC.chickenD.fly 8. Answer: B 9. 4. What kind of exercisehelps the heart and lungs?A. aerobicB. BowlingC. Weight liftingD. anaerobic 10. Answer: A 11. 5. If you are exposed togarbage, what kind of illnesswould you probably get?A.heart failureB.asthmaC.goiterD.nose bleed 12. Answer: B 13. 6. Which of these minerals is neededby your bones?A. CalciumB. proteinC. carbohydratesD. vitamin A 14. Answer: A 15. 7. It allows you to bendyour knees.A. musclesB. jointsC. femurD. tendons 16. Answer: B 17. 8. What do you call the imaginaryline on which the Earth turns andwhich runs from pole to pole?A. equatorB. longitudeC. latitudeD. axis 18. Answer: D 19. 9. What process does ananimal undergo when thesperm and egg cell unite?A. FertilizationB. reproductionC. HatchingD. life cycle 20. Answer: A 21. 10. What do you call the spines andthorns of some plants which theyuse to protect themselves fromdanger?A. enemies of plantsB. plant diseaseC. adaptive structureD. camouflage 22. Answer: C 23. Average Round 24. 1. The contraction and relaxation ofmuscles cause bone movement. A pair ofmuscles works against each other. Whileone contracts the other relaxes. Whathappens to the muscles when itcontracts?A. It becomes long and thick.B. It becomes short and thin.C. It becomes long and thin.D. It becomes short and thick. 25. Answer: D 26. A. 23 degrees C. 23 ¾ degreesB. 23 ½ degree D. 24 degrees2. Below shows that Earth tilting of theEarth on its axis. How many degreesdoes Earth tilts? 27. Answer: B 28. 3. It is a mechanical method of soil erosioncontrol. This is good on houses or roads bythe mountain side or hillsides. It alsoprevent landslides. This process iscalled_________.A. Strip croppingB. TerracingC. RiprappingD. Crop Rotation 29. Answer: C 30. 4. What is the main cause oftides?A. Earths gravityB. Moons gravityC. Suns gravityD. Earths rotation 31. Answer: B 32. 5. Which of these situations shows storm signalno. 2?A. Classes in pre-school levels in all public andprivate schools in affected communities areautomatically suspendedB. Classes in preschool, elementary and highschool levels in all public and private schools inthe affected areas are automatically suspendedC. Classes in all levels are automaticallysuspended in affected communitiesD. Postponement of classes and work ingovernment offices 33. Answer: B 34. 6. What kind of diseaseis given by mice?A. RabiesB. dengueC. MalariaD. bubonic 35. Answer: D 36. 7. When does evaporationtake place?A.When water is cooledB. when water is frozenC. When water is heatedD. when water is filtered 37. Answer: C 38. 8. What do we call the scientistthat study about the soil?A. MeteorologistB. GeologistC. PedologistD. Psychologist 39. Answer: B 40. 9. In which liquid is nailpolish soluble?A. AlcoholB. AcetoneC. OilD. water 41. Answer: B 42. 10. Man interferes with the balanceof nature when he _______.A. pollutes air and waterB. disposes his garbage properlyC. practices selective loggingD. helps control overpopulation bypracticing family planning 43. Answer: A 44. Difficult Round 45. 1. Skeletal muscles are attached tothe bones by rubber-like cordscalled tendons. Tendons arestretched as the muscles andbones move. What are thetough fibers of proteins intendons called?Write down your answer. 46. Answer: Collagen 47. 2. Muscles and boneswork like levers. If thebone serves as thelever, _________ actas the fulcrum. 48. Answer: Joints 49. 3. The measurementof the hotness andcoldness of the air iscalled______________ 50. Answer:Temperature 51. 4. When dotides occur? 52. Answer: Whenthe moon pulls theEarth. 53. 5. Objects that formshadows and coversthe light that hit them iscalled _____________. 54. Answer: Opaque 55. 6._________________ occurs at thefirst and thirdquarter of the 56. Answer: Neap tide 57. 7. How many naturalsatellites movearound Earth? 58. Answer: One 59. 8. What is thelargest asteroid inthe solar system? 60. Answer: Ceres 61. 9. What makesyour palm hot whenyou rub themtogether? 62. Answer: Friction 63. 10. Whatinstrument is usedto measure windspeed? 64. Answer: Anemometer 65. Clincher 66. 1. A mother hen sits on her eggsto provide warmth needed forthe eggs to hatch. What is thisprocess called? 67. Answer: Incubation 68. 2. When mayonnaise ismixed with water, themixture becomes cloudyand the particles remainsuspended. Mayonnaise iswhat kind of mixture? 69. Answer: colloid 70. 3. How many Earth days areequivalent to one day on themoon.Write down your answer…… 71. Answer: 29 Earth days 72. 4. How do animalsand humans releaseor give off waterparticles? 73. Answer: Perspiration 74. 5. There are differentspecies of animals andplants living together in thesame environment. How isthis organizationclassified? 75. Answer: Community

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