Quinn is studying water scarcity in Pakistan. He learns that population growth is a major factor. How does population growth contribute to water scarcity?

Which pollutant is mainly produced by burning coal?

Vera is learning about photosynthesis. She understands that photosynthesis is a natural process that helps reduce CO2. What is the product of photosynthesis that is released into the atmosphere?

George is learning about water pollution. He knows that plastics are a major pollutant in water bodies. What is a disadvantage of plastics in water?

Water pollution mainly affects:

Ethan is studying the effects of acid rain. He learns that acid rain can damage aquatic ecosystems. How does acid rain affect aquatic life?

Patricia is studying water scarcity in Pakistan. She knows that inadequate water supply is a problem. What is a cause of inadequate water supply?

Typhoid is a:

Chloe is studying water pollution. She learns that metal compounds can be harmful if present in water. Which of the following is a disadvantage of metal compounds in water?

Weather changes mainly occur in the: