Sci. 7.docx

Republic of the Philippines Department of Education Region V- Bicol Division of Camarines Norte Sta. Elena District

STA. ELENA INTEGRATED SCHOOL 4 PERIODICAL EXAMINATION IN SCIENCE 7 th

Name:______________________________________ Date:_______________________ Grade& Section:___________ Score:__________ Directions: Read and analyze the following questions carefully. Choose and encircle the letter that best describe your answer. 1. What do you called to an imaginary line that runs horizontally in the globe? a. Longitude b. latitude c. prime meridian d. equator 2. What do you called to an imaginary line that runs vertically in the globe? a. Longitude b. latitude c. prime meridian d. equator 3. What kind of weather does the people live in places between Arctic Circle and Antarctic Circle been experiencing? a. Tropical b. summer all year c. winter all year d. summer and winter 4. Which of the following places experiencing tropical climate? a. California b. Philippines c. America d. north pole 5. Each latitude has their own special name. What is the special name of latitude 00? a. Tropic of cancer b. tropic of Capricorn c. Equator d. Arctic Circle 6. Places in earth that been experiencing four seasons- winter, summer, spring and autumn are located in________. a. Between Arctic Circle and Tropic of cancer c. Between tropic of Capricorn and tropic of cancer b. Between Arctic circle and Antarctic Circle d. None of the above 7. Which of the following has the second largest volcanic eruption in the Philippines? a. Pinatubo b. Mayon c. Malinao d. Iriga 8. What country comprises 10% of the volcanoes throughout the world? a. Philippines b. Chile c. Japan d. Canada 9. In what place you could found the Nazca plate? a. Philippines b. Chile c. Japan d. Canada 10. Which of the following is the Southernmost volcano Luzon? a. Pinatubo b. Mayon c. Malinao d. Iriga 11. In what country along the pacific ring of fire you could found the Cascadia subduction zone? a. Bolivia b. North America c. United States d. Canada 12. There are several active volcanoes here in the Philippines, which of those volcanoes have been recorded that has the second largest volcanic eruption? a. Mt. Mayon b. Mt. Taal c. Mt. Pinatubo d. Mt. Bulusan 13. What is the most active volcano here in the Philippines that have a recent volcanic eruption last 2018? a. Mt. Mayon b. Mt. Taal c. Mt. Pinatubo d. Mt. Bulusan 14. Which of the following volcano is an example of stratovolcano? a. Mt. Iriga b. Malinao Volcano c.Taal Volcano d. Mt. Canlaon 15. What does metamorphic mean? a. Changed of form c. produced by heat b. Changed under extreme pressure d. all of the choices 16. What type of rock is produced due to cold of magma? a. Igneous rock b. metamorphic rock c. sedimentary rock d. all of the choices 17. What is the inner most layer of the earth that has dense materials? a. Core b. mantle c. crust d. inner core 18. Which of the following properties of rocks pertains to how an object breaks and form shape and it is also the reason why rocks vary in shape and size due to its irregularity? a. Color b. hardness c. cleavage d. streak 19. Which of the following best describes how sedimentary rock is formed? a. Sedimentary rock is formed when magma cools and crystallizes slowly within the earth’s crust b. Sedimentary rock is formed when there is a sedimentation within the Earth’s surface whether land or bodies of water c. Sedimentary rock is formed when there is more pressure and temperatures apply to a rock. d. None of the above 20. What category of lithosphere is consisting mainly of marine and other water factors? a. Oceanic lithosphere c. continental lithosphere b. Inner lithosphere d. outer lithosphere 21. What category of lithosphere is made up of layer of igneous rock and sedimentary that form the continent? a. Oceanic lithosphere c. continental lithosphere b. Inner lithosphere d. outer lithosphere 22. Which layer of the Earth is the outermost and the thinnest? a. Core b. mantle c. crust d. inner core 23. Which of the following properties of rocks pertains to what living organism visualize?

a. Color b. hardness c. cleavage d. streak 24. What is the type of igneous rock been formed when magma reach the surface of the earth by volcanic eruption? a. Intrusive igneous rock c. extrusive igneous rocks b. Igneous rock c. none of the choices 25. Which of the following comprises the water content of the earth? a. Atmosphere b. biosphere c. hydrosphere d. lithosphere 26. What is the largest body of water you could in Earth? a. Arctic ocean b. Indian ocean c. Atlantic ocean d. Pacific ocean 27. Which of the following aquatic organism can generate their food from raw materials like plants do? a. Zooplankton b. phytoplankton c. benthotic animals d. nekton 28. What type of aquatic system refers to the non-moving or stagnant water? a. Lothic aquatic system c. lentic aquatic system b. Lethic aquatic system c. lontic aquatic system 29. What type ofaquatic system refers to the moving or flowing water? a. Lothic aquatic system c. lentic aquatic system b. Lethic aquatic system c. lontic aquatic system 30. What is the industrial waste that is a non-metallic substance which is harmful for marine life because once it is concentrated and evaporates it may cause acid rain that could kill plants? a. Oil b. lead and mercury c. Sulphur d. nitrate and phosphate 31. Which of the following zone of lentic system found around the margin of the aquatic body and it has a shallow water? a. Littoral zone b. limnetic zone c. Profundal zone d. benthic zone 32. What do you called to the zone of lentic system that you could found at the bottom part of the lentic? a. Littoral zone b. limnetic zone c. Profundal zone d. benthic zone 33. Which of the following zone of lentic system that receives a small amount of light? a. Littoral zone b. limnetic zone c. Profundal zone d. benthic zone 34. There are several factors that serve as water pollutant. Which of the following water pollutants refer to the waste product of schools, hospitals, malls, and other public places? a. Ocean and marine dumping c. industrial wastae b. Sewage and water waste d. none of the choices 35. Which of the following layer is closest to the earth crust? a. Mesosphere b. stratosphere c. troposphere d. thermosphere 36. Where does weather of the earth takes place? a. Mesosphere b. stratosphere c. troposphere d. thermosphere 37. Which of the following gases that are present on earth’s atmosphere has the highest percentage? a. Nitrogen b. oxygen c. carbon dioxide d. other mixture of gases 38. In what layer of the atmosphere you could found the ozone layer? a. Mesosphere b. stratosphere c. troposphere d. thermosphere 39. What is the outer most layer of the atmosphere? a. Stratosphere b. mesosphere c. thermosphere d. exosphere 40. What is the layer of the atmosphere that may reach the lowest average value of around 90 degrees that make the meteors burn up before it land in the lithosphere? a. Stratosphere b. mesosphere c. thermosphere d. exosphere 41. Which of the following is the counterparts’ term for “Hanging Habagat”? a. North east monsoon c. south east monsoon b. North west monsoon d. south west monsoon 42. Which of the following occurs completely once a month? a. Moon’s revolution around the sun c. Moon’s rotation around the Sun b. Moon’s rotation around the earth d. Moon’s Revolution around the Earth 43. Which phase of the moon is present every third week of the cycle? a. Full moon b. half moon c. new moon d. waxing gibbous 44. What occur when there is a rise and fall of the ocean’s due to the force of gravity? a. Eclipse b. land breeze c. sea breeze d. tide 45. Which of the following shows the exact length of earth’s revolution? a. 365 1/3 days b. 365 ½ days c. 365 ¼ days d. 1 month 46. Which of the following event causes day and night? a. Eclipses c. earth’s revolution around the sun b. Earth’s rotation on its axis d. tilt of the earth’s axis 47. Every how many year does leap year occur? a. 2 years b. 3 years c. 4 years d. 5 years 48. Which phase can the moon be seen when the earth is in between the moon and the sun? a. Full moon b. half moon c. new moon d. waxing gibbous 49. Which of the following counterparts the term “Hanging Amihan”? a. North east monsoon c. south east monsoon b. North west monsoon d. south west monsoon 50. What is the event that happens when the moon is between the Earth and the Sun? a. Lunar eclipse b. solar eclipse c. high tide d. low tide Prepared By: Hazale Mae O. Azas