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Part 6 General Education www
Education (BSED 4)
Eastern Samar State University
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Part 6 General Education (150 Items)
Which of the following statements is definitely true about the nature of science? a. Science will help make the world a better place to live in. b. Science can always uncover the truth in the realm of nature. c. Scientific work requires a dedication that excludes the lives of people in other fields of work. d. Theories in science can be disproved by testing: a well established theory can be demolished with a single observation.
Which of the following processes is best associated with technology than with science? a. designing for a need b. uncovering natural phenomena c. discovering the nature of matter d. constructing concepts, principles and laws
Which of the following statements best describes the connection between science and technology? a. Scientist use the laws and principles discovered by technologists. b. Technology is the part of science that deals with mechanical problems. c. Technology involves the practical applications of scientific knowledge. d. Science depends on technology for ideas and the organization of experimental work.
Which of the following is a technological concept rather than a scientific concept? a. Tungsten has a high melting point. b. Metals are good conductors of heat. c. Resistance is inversely proportional to current. d. Fluorescent lamps are improved through methods of manufacturing.
You want to add exactly 35 g of salt to a solution. What instrument must you use to measure this amount? a. beaker b. thermometer c. graduated cylinder d. triple beam balance
Young people stand straight. Very old ones usually stoop. Why? a. Sedentary lives of the old. b. Habit of stooping developed in the old. c. Greater gravitational pull on the old than on the young. d. Bones of the old have become weak and soft and their joints become loose.
Why is it not quite possible for viruses to live and multiply in the outer layers of our skin? a. The outer layer of the skin has dead cells only. b. The outer layer of the skin has oil which is harmful to viruses. c. The outer layer of the skin has a lower temperature unsuitable for viruses. d. The outer layer of the skin has salt from perspiration which is harmful to viruses.
Alcohol thermometer works on the principle that a. Volume usually increases with pressure. b. Temperature usually increases with density. c. Volume usually increases with temperature. d. Temperature usually increases with pressure
Which of the following is an important factor in explaining why seasons occur? a. Earth's axis is tilted. b. The sun's axis is tilted. c. Earth rotates on its axis. d. The sun rotates on its axis.
To preserve the fertility of the soil, farmer should employ the following except a. strip cropping c. terracing b. continuous farming d. contour farming
How can the presence of a person afflicted with HIV and/or AIDS be handled? a. Discreetly reporting the case to health authorities. b. Conducting home forum to discuss the identification of AIDS cases. c. Avoid and discourage patronage of places frequented by these persons. d. Discourage the establishment of recreation centers like cabarets and discos.
The following describe chemical change except a. A chemical change takes place when a solid is changed to liquid then changed to gas b. For a chemical change to take place, heat, light, or electricity is either needed or given off. c. Some examples of chemical change are souring of milk, ripening of fruit, and digestion of food. d. In a chemical change, a new substance is formed, with chemical properties that are difft rent from, the original substance
Where do we trace the El Nino phenomenon? a. rising ocean levels b. very severe earthquakes c. annual changes in seasons d. thinning or depletion of the ozone layer
Why does the greenhouse effect result to warmer temperature near the earth's surface? a. clouds trap infrared radiation b. soil absorbs incoming radiation c. ozone traps ultraviolet radiation d. carbon dioxide traps infrared radiation
Why do people feel warmer just before it rains? a. Heat released by the condensation of water vapor. b. The clouds prevent heat from escaping the earth. c. The increased relative humidity makes them feel warmer. d. The warming is due to the heat absorbed by the evaporation of water.
A good method to prevent soil from being eroded from a hill is to a. irrigate the area b. plow the hill regularly c. plant only ion alternate layers
d. Plant the hill with grass or tree 17. The possible interconnected feeding relationships among organisms in an ecosystem are termed a. Food pyramid c. Food chain b. Food web d. Food groups 18. Two beakers contain boiling water. Beaker A has a volume of 150 mL while beaker B has a volume of 600 mL. Which of the following statements is true? a. Both beakers are at equal temperatures. b. Both beakers have the same thermal energy. c. Beaker A has more thermal energy than beaker B. d. Beaker A has a higher temperature than beaker B. 19. On the ground, Francis weighs 500n. Aboard flying at an elevation of 1500 m, what would his mass be? a. 5 kg b. 50 kg c. 100 kg d. 150 kg 20. How will you classify the statement" The earth's outer core is a liquid."? a. a law c. an inference b. a theory d. an observation 21. To save fuel it is advisable to keep your pot tightly closed while cooking. This prevents a. escape of nutrients b. escape of steam, thus built up pressure c. escape of substances which tenderize the food. d. escape of vapor which increases the boiling point.
Not all organisms are harmful. Which of these is done by yeast? a. encourage disease food b. cause Yakult to be milky c. cause milk to become cheese d. Promotes the rising of bread for baking
Which of the following organisms is used to convert milk to cheese? a. bacteria c. viruses b. protozoa d. algae
Why do mountain climbers use oxygen equipment at the top of high mountains? a. There is a hole in the ozone layer. b. There is less oxygen in the air at great heights c. There is less nitrogen in the air at great heights. d. There is no air on top of very high mountains.
War experts use energy in its discovery of nuclear bombs. When energy is released from a nuclear fission, what occurs? a. Atoms are split into fragments. b. Energy is released from fission. c. Decrease in mass nuclear bombs. d. The energy possessed is used for bombing nations.
Which of the following alternative sources of energy could result to acid rain? a. solar c. geothermal b. biogas d. nuclear energy
Which of the following is predicted to be the result of global warming? a. rising ocean level b. thinning of ozone layer c. more severe earthquakes d. larger volcanic eruptions
Billy is one student who tries his best to submit laboratory reports, projects, and other requirements on time. Which of the following scientific attitudes does Billy possess? a. Patience c. open-mindedness b. responsibility d. honesty
A manager of a textile company said it is too expensive to treat liquid wastes so he suggested digging hole near the factory where the wastes can be stored. Is this environmentally safe? a. No, the liquid can be recycled. b. No, the liquid waste will seep to the ground water. c. Yes, the liquid wastes will be less hazardous with time. d. Yes, the liquid will pass through layers of soil and becomes clean.
The air in Metro Manila is now heavily polluted with carbon dioxide and lead dust from the motor vehicles, factories, and restaurants. As a citizen, you will minimize pollution by following all the following practices except a. Bury garbage rather than burning it. b. Burning garbage in your own backyard. c. Participate actively in government's tree planting project. d. Help disseminate information regarding the advantages of using anti-pollution devices for motor vehicles
Insecticides are used to control insect populations so that they do not destroy crops. However, over time, a new insecticide has to be developed as they become less effective in killing the insects. Why? a. Insecticides build up in the soil. b. Insecticides are concentrated at the bottom of the food chain. c. Surviving insects pass their resistance to insecticides to their offsprings. d. Surviving insects have learned to include insecticides as a food source.
Why do fishermen catch more fish during the new moon than during the full moon? a. Fishes look for mates during the new moon b. Fishes are attracted to the light from the fishing boat c. Fishes go near the water surface during new moon because the water is warmer. d. Fishes are more active during new moon because the salt content of water is just right.
In one of his investigations, Alexander Fleming noticed that bacteria growing on agar did not grow next to a mold that was growing on the same plate.
c. A donor --> AB recipient d. 0 donor ---> AB recipient 50. All of the following compose the male reproductive organ of a flowering plant except a. anther c. stigma b. pollen grain d. stamen 51. Angiosperms are also known as a. cone bearing c. seed bearing b. flower bearing d. spore bearing 52. Tropical rainforests have many trees and other plants that photosynthesize. What happens when huge areas of tropical rain forests are destroyed? a. Oxygen level increases and carbon dioxide level increases. b. Oxygen level increases and carbon dioxide level decreases c. Oxygen level decreases and carbon dioxide level increases d. Oxygen level decreases and carbon dioxide level decreases 53. How is the conservation of mechanical energy described in a falling object? a. A falling object loses kinetic energy and gains potential energy. b. A falling object 'loses kinetic energy and loses potential energy. c. A falling object gains kinetic energy and loses potential energy. d. A falling object loses kinetic energy and loses potential energy 54. Which property of light accounts for the phenomenon of color? a. wavelength c. velocity b. amplitude d. intensity 55. In which rock layers are remains of aquatic organisms most commonly found? a. Igneous c. metamorphic b. sedimentary d. intrusive 56. Nights are cooler when the sky is dear than when it is overcast. Why is this so? a. The sun is hidden from us at night. b. Cooler air can hold less water vapor. c. Rain falls when water vapor condenses above freezing point. d. Heat from the lower atmosphere easily escapes when there is no cloud cover. 57. Two air masses have the same relative humidity. Which of the following can also be said about them? a. they have the same volume b. they have the game temperature c. both have rain clouds d. none of them 58. Which of the following phrases best describes adaptation of organisms? a. thick covering to conserve water b. fast movements to escape its enemies c. blending of color so that it cannot be easily seen by its enemies
d. structure or behavior of an organism to help it survive in its environment 59. At what stages in its life cycle is a butterfly most active? a. egg and larva c. larva and adult b. pupa and adult d. adult and egg 60. What type of solar radiation is effectively absorbed by the ozone layer of the earth's atmosphere? a. infrared c. gamma b. ultraviolet d. X — ray 61. We wear light clothes especially during summer because white a. absorbs heat c. reflects heat b. disperses heat d. refracts heat 62. Objects are visible because of the light they a. reflect c. diffuse b. absorb d. refract 63. It makes blue litmus paper turn red a. salt c. base b. acid d. water 64. Smelling a scent of perfume from a distance illustrates a. cohesion c. diffusion b. adhesion d. all of these 65. What is the weight of the man whose mass is 50 kg? a. 50 N b. 13. 50 kg c. 490 N d. 490 N 66. The motion of the noon around the earth is an example of a. uniform motion b. uniform circular motion c. projectile motion d. rectilinear motion 67. In a neutral atom, the number of protons is equal to the number of a. electrons c. nucleons b. neutrons d. all of these 68. The scientist who have said that an atom is mostly empty space with tiny positive core called the nucleus a. Dalton c. Rutherford b. Thomson d. Bohr 69. What process can efficiently separate alcohol from water? a. distillation c. filtration b. decantation d. chromatography 70. The constant temperature at which solid is changed in its liquid form a. melting point c. dew point b. boiling point 71. Urine has a density of 1 g/mL. What is the volume of 25 g of urine? a. 24 mL c. 0 mL b. 25 mL d. 25 mL 72. Which of the following statements best describes a liquid? a. It has definite shape b. It has definite volume
c. It expands to till its container d. Its particles are tightly packed with each other 73. The movement of the solid part of the earth is called a. diastropism c. earthquake b. faulting d. folding 74. The rocks that may have been formed from magma in volcanoes or from flowing larva are called a. sedimentary rocks c. igneous rocks b. metamorphic rocks d. minerals 75. The method of farming on the mountainsides to prevent erosion is called a. crop rotation b. contour farming c. strip cropping d. mountain farming 76. The process of breaking down rocks a. erosion c. weathering b. volcanism d. all of these 77. The upper part of lithosphere that contains various rock layers at different depths a. crust c. core b. mantle d. none of these 78. At night, the wind blows from the land to the sea. This is because the cool air over the land blows in to replace the warm air rising from the sea. This type of breeze is called a. sea breeze c. both of them b. land breeze d. none of there 79. The type of cloud the produces precipitation and is usually seen before it rains a. cirrus c. cumulus b. stratus d. nimbus 80. The condition of the atmosphere at any given time and place a. weather c. season b. climate d. none of them 81. It refers the actual amount of water vapor present in the atmosphere a. relative humidity c. both of them b. absolute humidity 82. Which layer of the atmosphere contains the ozone layer a. troposphere c. stratosphere b. mesosphere d. thermosphere 83. Who advocated the idea that all things are made up of four elements of fire, air, earth, and water? a. Newton c. Aristotle b. Galileo d. Einstein 84. How do solutions differ from compounds? a. solutions are heterogeneous mixtures; compounds are homogeneous b. solutions vary in composition; compound have definite composition c. solutions have definite composition; compounds vary in composition d. solutions are formed in chemical reactions; compound combine physically 85. Which part of the flower develops into seeds?
a. pistil c. ovule b. ovary d. ovary wall 86. Copper is used for electrical wires because it is ductile. Which of the following describes ductility of metals? a. the softness of metals b. the hardness of metals c. can be drawn into fine wires d. can be hammered forming this sheets 87. Why does air temperature usually decrease toward the poles? a. there is plenty of ice near the poles b. air generally moves toward the equator c. cold air near the poles prevent heating of the land d. areas near the poles receive less solar energy per unit area 88. Which energy changes takes place in a flashlight with batteries? a. chemical — electrical — light b. electrical — light — chemical c. light — chemical — electrical d. chemical — light — electrical 89. A material that does not transmit light that strikes its surface is known as a. opaque b. transparent c. translucent 90. The mechanism of heat transfer that is only possible in liquids and gases is called a. conduction b. convection c. radiation 91. What is the process of changing solid to gas without passing the liquid state? a. condensation c. sublimation b. evaporation d. freezing 92. Sound that is heard louder than the others has a greater a. pitch c. frequency b. frequency d. amplitude 93. Why are shadows formed? a. Light produces _a dark area b. light is dispersed in all direction c. light travels in a straight line d. light is scattered by a smooth surface 94. In a guitar, which string can produce a high pitch? a. thin and long c. thin and short b. thick and long d. thick and short 95. Which device can converts mechanical energy to electrical energy? a. battery c. motor b. generator d. photo voltaic cell 96. What is the force that opposes motion? a. friction c. weight b. tension d. normal force 97. Why are bums caused by steam more damaging than the one caused by boiling water? a. Water has a higher temperature b. Steam is a vapor of water molecules c. Steam has more energy per kilogram d. Steam is easily formed than boiling water
by Chadwick in 1932 with its mass slightly greater than that of proton? a. electron c. positron b. neutron d. neutrino 121 spoilage of meat is delayed when kept in a refrigerator because the cold temperature a. keeps the flies/ insects away b. slows down the action of bacteria c. changes the color and odor of meat d. turns the water component of meat to ice 122 chemical changes or chemical reactions, which particles are gained, lost, or shared? a. protons inside the nucleus b. neutrons inside the nucleus c. electrons in the outermost energy level d. electrons in the innermost energy level 123 of the following radiation has the highest penetrating power? a. alpha b. beta c. gamma 124 of the following statements explains why we feel cool after perspiring? a. vapor in the air condenses in our skin b. water coming out of our body is cold c. pores in our skin allow cool air to enter d. evaporating water in our skin produces a cooling effect 125 is the most practical way to control pollution? a. decreasing the population b. more government control of industry c. careful planning of environmental usage d. slowing the rate of technological growth 126 can cause rapid changes in the environment, sometimes producing catastrophic events. Which statement below is the best example of this concept? a. lightning causes forest fire b. shifting crustal plates cause an earthquake c. changing seasonal winds cause flooding in an area d. mountainside highway construction causes a landslide 127 are latitude and longitude lines drawn? a. latitude lines are parallel and longitude lines meet at the poles b. latitude lines are parallel and longitude lines meet at the equator c. longitude lines are parallel and latitude lines meet at the poles d. longitude lines are parallel and latitude lines meet at the equator 128 water part of the earth is also known as a. lithosphere c. atmosphere b. hydrosphere d. biosphere 129 vibration of the earth's surface due to the release of storad energy when the deformed rock ruptures or returns to its original size and shape? a. earthquake c. faulting b. tsunami d. folding
130 happens to a given mass of fluid if heat flow into it? a. It becomes denser b. It becomes less dense c. it becomes colder d. It becomes heavier 131 happens when air is heated? a. It expands and it rises b. It expands and sinks c. It contracts and rises d. It contracts and sinks 132 do you call the phenomenon wherein there is a marked increase in the earth's surface temperature associated with radiation being trapped by its atmosphere? a. Global warming c. El Niño b. Greenhouse effect d. La Niña
133 the water cycle, which process is responsible for getting water into the atmosphere? a. Condensation c. sublimation b. evaporation d. melting 134 majority of stars, the most common element is a. oxygen c. helium b. hydrogen d. nitrogen 135 color of the hottest star is a. red c. yellow b. blue d. bluish white 136 you want to cook boiled eggs while in the mountains you should a. use hotter flame b. boil the eggs for a longer time c. boil the eggs for a shorter time d. not boil the eggs, because the water temperature won't get hot enough to cook them 137 metal lid could not be unscrewed from its glass jar. Which of the following is the best way to unscrew it from the jar? a. Invert the jar with the lid in a very hot water for a few seconds b. Invert the jar with the lid in a very cold water for a few seconds c. invert the jar with the lid in cold and then in hot water for a few seconds d. invert the jar with the lid in hot and then in cold water for a few seconds 138 refers to the temperature at which the molecules have the lowest possible kinetic energy a. absolute zero c. boiling point b. melting point d. freezing point 139 does apiece of metal feel colder than a piece of wood at the same temperature a. metal is colder than wood b. metals allow heat to flow through them easily c. metals have higher specific heat than wood d. none of the above 140 accounts for the cooling effect inside the refrigerator? a. the refrigerator is properly insulated
b. vaporization of the refrigeration fluid c. compression of the refrigerant into liquid d. the motor converts electrical energy into thermal energy 141 do you call animals that feed on both plant and meat? a. herbivores c. omnivores b. carnivores d. insectivores 142 drinking dirty water, a student developed bloody diarrhea and liver problems in a few weeks later. Which of the following is the most likely cause of the disease? a. Paramecium c. amoeba b. dinoflagellates d. euglena 143 produced by some bacteria that can kill or weaken other bacteria a. antitoxins c. antibiotics b. antibodies d. antiseptic 144 light travels from water to air, what happens to its speed? a. It increases c. It remains the same b. It decreases 145 which medium can sound travel the fastest? a. wood b. water c. air d. metals 146 sound produced by a piano differs from that of the violin even if both sounds have the same pitch and loudness because of a. frequency c. overtones b. intensity d. amplitude 147 do you call type of mixture that scatters light passing through it? a. solution b. colloid c. suspension 148 is a scientist made famous due to his fortunate accidental discovery of penicillin. This is an example of a. scientific destiny c. medical truth b. serendipity d. hard work
149 is water considered a universal solvent? a. It has a high density b. It has a high specific heat c. It dissolves polar and non — polar substances d. It dissolve both polar and ionic substance 150 study of matter with focus on motion, forces and energy? a. physics c. biology b. chemistry d. earth science
108. C
109. D
110. C
111. –
112. D
113. D
114. –
115. C
116. B
117. C
118. B
119. C
120. B
121. B
122. C
123. C
124. D
125. C
126. D
127. A
128. B
129. A
130. B
131. A
132. A
133. B
134. B
135. D
136. B
137. A
138. A
139. B
140. B
141. A
142. C
143. C
144. A
145. D
146. C
147. B
148. B
149. D
150. A
Part 6 General Education www
Course: Education (BSED 4)
University: Eastern Samar State University
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