1) A student is collecting trash in the park. She sorted and weighed the trash she collected as shown in the chart. Which question could the student ask to determine which trash could cause harm or not harm the environment? a) Which trash is most used by people? b) Which trash is ugliest? c) Which trash weighs the most? d) Which trash can break down (decay/decompose) over time? 2) Shamay notices the river in her city is full of sludge and dead fish. What is the best question to ask to determine the source of pollution in the river? a) What is the road running along the river made of? b) What kinds of animals live in the river? c) Where do the storm drains leading into the river come from? d) How many plants have died? 3) Ramiro notices the lake near his home is full of trash. What is the best question to ask to determine the effect of pollution in the lake? a) Who is responsible for dumping trash into the lake? b) Did this trash build up over time or is their a landfill nearby that is dumping plastic? c) How long has the trash been building up in the river? d) Are there any animals who have lost their lives after eating plastic? 4) Keith enjoys swimming and fishing at his local lake. The lake is downstream from a factory. One Saturday he noticed a "No Swimming" sign posted at the lake and that it is full of dead fish. Using your understanding of the impact of humans on the environment, which was the most likely cause for the dead fish and "No Swimming" sign? a) Pollution from the factory upstream caused the fish to die and make the water unsafe for swimming. b) Too many people fished at the lake so the fish lost their source of food which caused them to die. c) People threw trash in the lake which made the fish die and the water unsafe for swimming. d) Too many people went swimming in the lake which made the fish die and the water unsafe for swimming. 5) Renee looked out her window and saw smog in the air. What could have caused what she saw? a) The air pollution could have come from chemicals spilled in the water. Plants and animals may struggle to survive the toxic chemicalls b) The air pollution is from vehicles in the city. Plants and animals will be fine because air pollution is common in cities. c) Vehicles in the city created the smoky effect, but it is not pollution because you cannot physically touch it. d) The air pollution is caused by transportation and local factories. Plans and animals may struggle to survive with complications from breathing.   6) A kid riding the bus home from school throws a plastic water bottle out of the wind. Will this plastic bottle affect the environment? Which answer and its explanation is the best to explain what might happen? a) It will not affect the environment because it will be washed away by the rain into a storm drain which leads underground. b) It will affect only the land because it will stay on the road until someone recycles it. c) It will not affect the environment because the bottle will break down or decompose. d) It will affect the river because it will roll into the storm drain which leads to the rivers and streams. It will never break down or decompose. 7) Parents of students on the same soccer team commit to carpool, or share vehicles, to limit the amount of cars driven to practice each day. Which of the following effects would best explain what would happen if more people carpool? a) The amount of rain could increase due to less pollution. b) There will be less trash on the sides of the roads. c) Lake waters will be cleaner without oil spills. d) Acid rain that harms plants and animals could be reduced.  8) Researchers have found that sea turtle nesting places on beaches are being destroyed by people using the beaches to go swimming. What could the community do to protect the sea turtles? a) The community should build barriers to protect the turtles while allowing visitors to go to the beach to swim. b) The community should not do anything because the turtles will adapt to figure out how to survive. c) The community should relocate the turtle nests and eggs so people can enjoy the beach. d) The community should shut down the beaches entirely. 9) What is the best solution to protect plants and animals from plastic pollution? a) Reduce the amount of plastic used and recycle it. b) Buy the plastic so that it decomposes in the ground. c) Dump the plastic in the ocean where it can't harm anything. d) Burn the plastic instead of throwing it away. 

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