Science 9 3rd Q RUQA (1) PDF Past Paper, Philippines 2024

Republic of the Philippines Department of Education Region X- Northern Mindanao REGIONAL UNIFIED QUARTERLY ASSESSMENT (RUQA) SY 2024-2025 Third Quarter – Grade 9 (Sci...

Republic of the Philippines Department of Education Region X- Northern Mindanao REGIONAL UNIFIED QUARTERLY ASSESSMENT (RUQA) SY 2024-2025 Third Quarter – Grade 9 (Science) GENERAL INSTRUCTIONS. Do not write anything on this test paper. After carefully reading all the questions, reflect all your answers on the separate ANSWER SHEET. Shade the circle that corresponds to your chosen answer. 1. Which of the following BEST describes a volcano? a. A formation results from the ground shaking b. A kind of mountain that erupts and releases gases c. An opening in Earth’s crust through which molten rock, hot gases, and other materials erupt d. A beautiful scenery on the Earth’s surface 2. Describe the pictures of volcanoes below, how do they compare? a. They differ in size and shape c. They have the same peak b. They differ in water content d. They are in the same location 3. From the illustration below, what are the external parts of a volcano? 1 2 3 a. 1 → slope b. 1 → summit c. 1 → base d. 1→slope 2 → base 2 → slope 2 → slope 2 → base 3 → summit 3 → base 3 → summit 3 → summit 4. Which agency studies and monitors volcanic activities in our country? a. DENR b. DOST c. PHIVOLCS d. PAG-ASA 5. Mayon volcano in Legaspi Albay has erupted in the recent past or is currently erupting. How do you classify this Volcano? a. inactive b. dormant c. extinct d. active 6. Which of the following is an inactive Volcano? a. Those that have a record of eruption within the last 600 years or those that erupted 10, 000 years ago based on analyses of their materials. b. Those that have erupted within 600 years c. Those that have released gases d. Those that have not erupted for the last 10, 000 years and their physical form is being changed by agents of weathering and erosion through the formation of deep and long gullies 7. Which type of Volcanic eruption is short-lived but may have an onset for a larger eruption? a. Plinian b. Phreatic or Hydrothermal c. Phreatomagmatic d. Strombolian 8. Which Volcanic eruption is characterized by an excessively explosive type of eruption of gas and pyroclastics, just like our Pinatubo Volcano in Zambales? a. Plinian b. Phreatic or Hydrothermal c. Phreatomagmatic d. Strombolian 9. Some volcanic eruptions are characterized by periodic bursts of gas ejecting glowing clots of lava. Which type of eruption is this? a. Vulcanian b. Phreatic c. Plinian d. Strombolian 10. Explain the viscosity of lava relative to temperature, silica, and gas content. Which statement below describes lava that has high viscosity? a. Lava with high temperature, low silica content, and less gases b. Lava with high silica content, low gas content, and low temperature c. Lava with high temperature, high silica, and gas content d. Lava with high temperature, high silica, and low gas content 11. Explain what makes volcanic fumes hazardous. a. it contains methane that burns vegetation b. It contains fluoride and can irritate skin c. It contains carbon dioxide that can lead to poisoning d. It contains sulfur dioxide that can trigger lightning storms 12. What should you do if you are in school and a nearby volcano has erupted? a. Document the phenomena and post on social media sites b. Go home immediately and wait for your parents to come home c. Help the community in making dams and dikes to reduce lava flow d. Apply what you have practiced during drills and obey the school authorities’ instructions 13. The statement below describes the positive effect of volcanic eruption EXCEPT a. it may produce very rich soil for farming b. it may result in lowering the Earth’s temperature for quite sometime c. it could destroy and damage properties, loss of lives, and cause respiratory problems d. it creates spectacular scenery 14. Which of the following is a sign that a volcano is about to erupt? a. Localized landslide and rock fall not attributed to rainfall. b. Migration of birds toward the volcano c. Increase in vegetation in the volcanic slopes d. Decrease in the temperature of nearby springs 15. There are positive and negative effects of having a volcano in an area. Which of the following is NOT a positive effect/advantage of having a volcano in the community? a. Mt. Musuans’ eruption provides rich and fertile soil for agriculture b. Mayon volcano creates spectacular scenery that helps boost tourism c. Ash falls from Mt. Bulusan gave way to suspension of work and classes d. Hardened lahar from Mt. Pinatubo provides raw materials for the earthenware industry 16. How will volcanic eruptions reduce the Earth’s Temperature? a. It will give off water vapor that helps in cooling the atmosphere. b. Ash and dust will prevent sunlight from penetrating the Earth’s surface. c. It ejects lava that absorbs heat. d. It produces cool air Read this passage and answer the following questions: Since our country is home to more than a hundred volcanoes, energy has been tapped from them. The Philippines ranks second in the world’s production of geothermal energy. According to the Department of Energy, 14.4% of the country’s total power generation is produced from geothermal energy. The production of electricity from geothermal energy is cheaper than electricity production using natural gas, coal, and hydropower. Geothermal energy is generated in two ways: Geothermal power plants and geothermal heat plants. They differ in the depth of heat source to produce energy. 17. Which statement below is TRUE about geothermal power plants and geothermal heat plants a. Geothermal power plants use the heat from deep inside the Earth and used to produce steam to generate electricity while geothermal heat pumps use the heat coming from close to the Earth’s surface to heat water or provide heat for buildings. b. Geothermal power plants use the heat coming from close to the Earth’s surface to heat water or provide heat for buildings while geothermal heat pumps use the heat from deep inside the Earth to produce steam to generate electricity c. Geothermal power plants and geothermal heat pumps are the same with the hydrothermal power plants d. Geothermal power plants and Hydrothermal power plants both use water to produce energy 18. Which sequence below is correct on how the heat from the Earth is tapped as a source of electricity in a power plant? I. Steam causes the turbine to turn II. heat causes the water to turn into steam III. heat from inside the Earth IV. The generator changes the mechanical energy to electrical energy a. I, II, III, IV b. IV, I, III, II c. II, I, IV, III d. III, II, I, IV 19. Which of the following is NOT true? a. LGU and PHIVOLCS should work independently from each other during an eruption b. Activation of thermal vents is a sign of an impending volcano and should be reported c. Media broadcast and practitioners help in information dissemination during an eruption d. Analysis of materials from volcanic eruptions will help scientists understand our planet better 20. Which of the following best describes climate? a. The weather that occurs in the atmosphere within a day. b. The disturbance in the atmosphere that happens over a long period. c. The pattern of weather that occurs in a region over a long period. d. The pattern of weather that occurs in a region over a short period. 21. Why are the coldest places on Earth found at the poles? a. A great amount of gaseous particles trap heat from the surface b. The great amount of thermal radiation is received by these areas c. Less amount of thermal radiation is received in these areas d. Less amount of gaseous particles trap heat from the surface 22. The following are factors that affect the climate of a place EXCEPT I. Heat index and specific heat capacity II. bodies of water and altitude III. specific heat capacity and amount of rain IV. topography and latitude a. I only b. II & III only c. IV only d. I & III only For items number 23 & 24-Refer and study the table below. Table 1 Place Elevation above sea level Annual average temperature (m) (o C) Baguio city 1400 16.0 Zamboanga City 30 27.6 23. What might be the factor that causes the difference in the temperature of two places? a. Latitude b. Topography c. Altitude d. Specific heat index 24. From the data in Table 1, which statement below best explains the relationship between altitude and temperature? a. When the temperature increases, the altitude also increases b. When the altitude decreases, the temperature increases c. When the temperature decreases, the altitude decreases d. When the altitude increases, the temperature decreases and when the altitude decreases, the temperature increase 25. Moscow, Russia, and the British Isles are found on the same latitude but, the northern tip of the British Isles has a more moderate climate, what do you think is the reason for the difference in climate between Moscow Russia, and the British Isles? a. Latitude b. Topography c. Bodies of water d. Altitude 26. How does latitude affect the climate of a place? a. The farther the place from the equator the lower the temperature b. The place near the equator the cooler it is c. The place nearer the poles the warmer its temperature d. The north pole is warmer and the south pole is cooler Read this passage and answer the following question: There are different loops or gyres of the surface currents around the world. In the northern hemisphere, the current flows in a clockwise direction. On the other hand, in the southern hemisphere, the current flows in a counterclockwise direction. 27. What do you think is the cause of this phenomenon? a. It is caused by the air movement c. It may be caused by Earth’s Temperature b. It is caused by the Coriolis Effect d. It is caused by the Glacier 28. The statements below are TRUE except one. a. The ocean current has also an important role in changing the climate of a certain area. b. Ocean currents do not affect the temperature of the nearby landmass. c. Warm currents that move from the equator towards the poles carry warm water. d. Cold currents that travel from the poles towards the equator carry cold water. 29. From the choices below, what do you think are the causes of climate change? a. Volcanic eruptions b. The amount of rainfall c. The rising of warm air in the atmosphere d. The increase of greenhouse gases in the atmosphere 30. Soil absorbs heat faster than water. Which property of these substances best explains this difference? a. Heat holding capacity c. Chemical composition b. Its ability to hold air pressure d. Density 31. Eduard is a member of an environmental organization, what is the best thing that he can do to help prevent some animals from going to extinction due to climate change? a. Make personal sacrifices for the sake of the environment b. Help the companies to modify the natural environment to suit their needs c. Do not take part in a campaign about an environmental issue d. Do nothing to reduce climate change if everyone else did as well 32. What is the widely accepted main factor driving global warming? a. Decrease in solar radiation c. Human-induced greenhouse gas emission b. Increase in volcanic activity d. Cooling of the Earth’s core 33. How do trees reduce the effects of global warming? a. Absorb carbon dioxide b. Produce chlorophyll that deflects UV rays c. Produce oxygen that fixes the ozone layer d. Utilize greenhouse gases during the Calvin cycle 34. Do you think climate change is a global emergency? If yes, what should you do about it? a. Do everything necessary, urgently b. Act slowly while we learn more about what to do c. Participate in converting forestalled areas to subdivision houses d. Keep burning garbage as you used to be 35. Which statement below does NOT address the climate crisis? a. Use solar, wind, and renewable power b. Waste less energy in homes, buildings, and factories c. Stop burning fuels that pollute the air d. Always ride your car and never go for a walk For item number 36 Refer to and study the table below. In Table 2 Sun Composed of hydrogen and helium Star Composed of hydrogen and helium 36. From the data in Table 2, is the Sun also a star? a. Yes, because they are both found in outer space b. Yes, because they have the same composition c. No, because the Sun cannot be seen at night d. No, because the Sun is closer to the Earth For items number 37-38. Analyze the data in the table below. Star Color Proxima Centauri Red Vega White Sirius White Sun Yellow Epsilon Iridani Orange Alnilam Blue 37. Which star is the hottest? a. Sirius b. Vega c. Alnilam d. Proxima Centauri 38. Which star is the coolest? a. Sirius b. Vega c. Alnilam d. Proxima Centauri 39. Is the brightness of a star related to its temperature? a. Yes, the brightest the star the highest the temperature b. Yes, the dimmer the star the highest the temperature c. No, the farther the star the lower the temperature d. No, the closer the star the higher the temperature 40. Why does the Sun appear to be the brightest among the stars with higher temperatures? a. The sun is the biggest star c. The sun appears in the daytime b. The sun is a yellow star d. The sunlight overpowers the starlight 41. Observe the night sky throughout the evening. How does a star appear to move in the night sky? a. From North to South c. From South to North b. From West to East d. From East to West 42. Why does a star appear to move in the night sky? a. The Earth is Rotating on its axis c. The Earth is revolving around the sun b. The universe is expanding d. The sun is revolving around the Earth 43. If you are in the North Pole, where will you see the Polaris? a. Overhead c. Around 45 degrees from the horizon b. Just above the horizon d. Polaris will not be seen in the North Pole 44. Stars can be found in large groups throughout the universe. What are these groups called? a. Solar system b. Comets c. Constellations d. Asteroids 45. Which constellation does the bright star Vega belong to? a. Lyra b. Pieces c. Sagittarius d. Gemini 46. Constellations have been used for various purposes throughout history. However, some uses are more practical than others. Which of the following is the LEAST practical use of constellations in modern times? a. Agriculture: Planting and harvesting based on seasonal constellations b. Navigation: Using constellations to determine direction and location c. Weather forecasting: While not a direct link, constellations can be used as reference points to track weather patterns over time d. Cultural significance and storytelling: although not directly practical, constellations hold cultural meaning and inspire stories 47. The following describes the different constellations. Which statement is incorrect? a. The Cassiopeia is also known as the northern cross b. Constellation did not belong to the Milky Way c. The Matigsalug tribe in Bukidnon use constellations for their agricultural activities d. Gemini is the Western equivalent of the constellation Balatik 48. Ancient people and indigenous tribes use stars and constellations for practical applications. Which practice is NOT included? a. Stars are used for navigation b. Constellations to mark the coming of different seasons c. The appearance of constellations signals different agricultural activities d. They think constellations are their Gods 49. Which constellation is known as the home of the star Sirius? a. Taurus b. Scorpios c. Lyra d. Canis Major 50. Several constellations have mythological associations. Which constellation is referred to as “THE GREAT BEAR” in many cultures? a. Ursa Major b. Draco c. Orion d. Cassiopeia _________________________________________________________________________________________ Congratulations! You completed the test! _________________________________________________________________________________________