![]() Greenhouse gases like carbon dioxide (CO₂) and methane (CH₄) trap heat in the atmosphere. |
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Fill in the blank: The excessive growth of phytoplankton and algae in water bodies due to nutrient overload is known as ______. |
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True or False: Water pollution can lead to the death of aquatic organisms by reducing oxygen levels in water. |
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Riddle: I am a pollutant that causes leaf discoloration and makes plants more vulnerable to diseases. What am I? |
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Which gas is primarily responsible for acid rain that damages buildings and structures? |
Card: 11 / 40 |
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Fill in the blank: The process where harmful substances accumulate in the food chain, increasing toxicity levels, is called ______. |
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True or False: Soil pollution only affects crop yield and has no impact on human health. |
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![]() False. Soil pollution can lead to health issues in humans through the food chain. |
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Riddle: I am a method of disposal that can contaminate groundwater and persist for years. What am I? |
Card: 17 / 40 |
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Fill in the blank: Air pollution can cause chronic ______ diseases, lung cancer, and heart diseases. |
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![]() False. It was caused by a gas leak from the Union Carbide Plant due to negligence. |
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Riddle: I float in the air, causing headaches and respiratory issues, often coming from cars and factories. What am I? |
Card: 27 / 40 |
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What are the long-term effects of exposure to radioactive pollution on human health? |
Card: 29 / 40 |
![]() It can lead to genetic mutations, lung cancer, and other serious health issues. |
Card: 30 / 40 |
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Which chemical is responsible for bleaching plants and turning leafy vegetables yellow? |
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Fill in the blank: Water pollution can lead to diseases like typhoid and ______ when contaminated water is consumed. |
Card: 33 / 40 |
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Riddle: I am a natural resource that becomes toxic due to industrial waste, affecting crops and the food chain. What am I? |
Card: 37 / 40 |

























