3. What would happen to the dissolved oxygen in the Missouri River if large amounts of waste were dumped into?

Can someone help with these Science questions?

• I struggle with Science /: What would most likely happen to fish in a pond with low levels of dissolved oxygen? A. Fish will release more fecal coliform into the water. B. Fish will experience difficulty breathing. C. There is less algae for fish to eat. D. Fish populations will grow out of control. Which of the following can cause excess growth of algae in water? Answer A. Large amounts of fecal coliform B. High phosphate content C. High nitrate content D. All of the above Which of the following would most likely be considered nonpoint source pollution? Answer A. A car repair shop dumping used oil in the ground B. A leaky underground oil tank C. Animal waste from a local horse farm seeping into the ground D. Increased turbidity from erosion Which of the following is typically associated with acid precipitation over a body of water? Answer A. An increase in pH B. A decrease in water temperature C. An increase in water temperature D. A decrease in pH Which of the following is an indicator of good water quality? Answer A. pH higher than 9.0 B. All of the above C. Low levels of fecal coliform D. Low levels of dissolved oxygen Which of the following is an action a Florida farm could take to reduce fecal coliform in nearby water supplies? Answer A. Get a water filter that traps algae before the water is recycled B. Decrease the amount of animal waste that reaches the water supply C. Increase the amount of fertilizers used on its crop fields D. Decrease the amounts of pesticides sprayed on its crops Which of the following is a common source of groundwater pollution? Answer A. Oil dumping and oil spills B. Tossing candy bar wrappers into a stream C. Leaking storage containers outside factories D. Flushing household chemicals down the toilet A home gets its water from the public supply. Which of the following would be the best way for the homeowner to obtain a water-quality report? Answer A. Ask neighbors for a sample of their water to compare B, Purchase a home sampling kit on the Internet C. Record observations made by smelling and tasting the tap water D. Request data from the local water treatment facility Which of the following is a type of pollution measured in the Everglades? Answer A. Fish population decrease B. Sugar farm drainage C. Fertilizer runoff D. Sugar cane planting Which of the following is the most likely way for bacteria and viruses to enter a water supply? Answer A. Water from a burst dam sweeps particulate matter into a nearby river B. Chemical fertilizers dumped into the water attract bacteria and viruses C. Increased photosynthesis releases bacteria and viruses D. Poor sanitation habits cause water to mix with sewage

• Answer:

  What are you taking here, a class in felgercarb? Some of these questions have only wrong answers, some have only bull-oney for answers.