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POLLUTION MCQs

Water Pollution, Soil Pollution, Air Pollution

Total Questions : 59 | Page 3 of 6 pages
Question 21. Air , water, and soil are affected by
  1.    pollution
  2.    water falls
  3.    rain
  4.    All of above
 Discuss Question
Answer: Option A. -> pollution
Question 22. Which of the following is not a law that was put in place to prevent or clean up pollution?
  1.    Endangered Species Protection Act
  2.    Montreal Protocol
  3.    Clean Air Act
  4.    Geneva Accord
 Discuss Question
Answer: Option D. -> Geneva Accord
Question 23. How can water pollution affect the rest of the ecosystem?
  1.    It can cause more floods and wash away habitats.
  2.    It can destroy food chains by killing the plants and animals that live in the water, making less food available to larger animals and humans.
  3.    It doesn't affect the rest of the ecosystem, only things that are in the water.
  4.    It can cause more erosion to happen along the shorelines.
 Discuss Question
Answer: Option B. -> It can destroy food chains by killing the plants and animals that live in the water, making less food available to larger animals and humans.
Question 24. Why are the fine particles that make up air pollution more dangerous to humans?
  1.    They get stuck in our nose hairs and make us sneeze.
  2.    They are small enough to get all the way into our lungs and get stuck there.
  3.    They are so small that there are no problems breathing them in.
  4.    They are made up of pollen and other things that people are allergic to.
 Discuss Question
Answer: Option B. -> They are small enough to get all the way into our lungs and get stuck there.
Question 25. What is pollution?
  1.    The addition of harmful materials to soil, air, and water
  2.    The wearing away of topsoil by wind or water
  3.    When dead plants and animals are broken down into humus
  4.    Planting the same crop in the same field every year
 Discuss Question
Answer: Option A. -> The addition of harmful materials to soil, air, and water
Question 26. Which of the following is the definition of irrigation?
  1.    Creating ways for water to leave a field that is too wel
  2.    Plant matter that is spread over a field to add nutrients
  3.    Animal waste that is spread over a field to add nutrients
  4.    Adding water to a field that is too dry
 Discuss Question
Answer: Option D. -> Adding water to a field that is too dry
Question 27. Which of the following is the definition of crop rotation?
  1.    Planting different drops in the same field over different years
  2.    Creating ways for water to leave a field that is too wel
  3.    Plant matter that is spread over a field to add nutrients
  4.    Animal waste that is spread over a field to add nutrients
 Discuss Question
Answer: Option A. -> Planting different drops in the same field over different years
Question 28. Which of the following is the definition of drainage?
  1.    Planting different drops in the same field over different years
  2.    Creating ways for water to leave a field that is too wel
  3.    Plant matter that is spread over a field to add nutrients
  4.    Animal waste that is spread over a field to add nutrients
 Discuss Question
Answer: Option B. -> Creating ways for water to leave a field that is too wel
Question 29. Which of the following is the definition of compost?
  1.    Creating ways for water to leave a field that is too wel
  2.    Plant matter that is spread over a field to add nutrients
  3.    Animal waste that is spread over a field to add nutrients
  4.    Adding water to a field that is too dry
 Discuss Question
Answer: Option B. -> Plant matter that is spread over a field to add nutrients
Question 30. What is soil fertility?
  1.    How much water soil can hold
  2.    The ability of a soil to grow plants
  3.    Whether the soil can have babies
  4.    Information about the soil, including its properties at different horizons
 Discuss Question
Answer: Option B. -> The ability of a soil to grow plants

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