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Search Results for pollution - All Grades

351 questions match "pollution". Refine Your Search

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Grade 5 Defining Words
To make foul or unclean means:
  1. meteorology
  2. pollute
  3. ravine
  4. strait
Grade 5 Defining Words
Processed for future use
  1. recycled
  2. brilliant
  3. pollution
  4. voyage
Grade 7 Social Sciences
Grade 7 Defining Words
Which word means "at risk of disappearing"?
  1. Illegal
  2. Pollution
  3. Classified
  4. Endangered
Grade 5 Environmental Science
Grade 6 Fill in the Blank Vocabulary
Grade 5 Defining Words
Harmful substances in air, water or soil
  1. voyage
  2. pollution
  3. brilliant
  4. special
Grade 4 Conservation and Biodiversity
Grade 7 Environmental Science
Grade 6 Environmental Science
Grade 5 Environmental Science
Grade 7 Conservation and Biodiversity
Grade 9 Environmental Science
Grade 10 Conservation and Biodiversity
Grade 10 Environmental Science
Which of the following is an example of a primary pollutant?
  1. ground-level ozone
  2. soot from smoke
  3. radon
  4. All of the above
Grade 2 Global Issues
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