Science quiz: On environmental health

World Environmental Health Day fell on September 26. The World Health Organization good health depends on clean air, a stable climate, a preserved natural environment, as well as access to adequate water, sanitation and hygiene. It also requires protection from harmful radiation, unsafe chemical management and unhealthy working conditions. A healthy environment, it says could prevent nearly a quarter of the global disease burden.

How much do you know about the environment’s impacts on your health? Time to find out!

Science quiz: On environmental health

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We’ve all heard about particulate matter (PM), a mixture of solid particles and liquid droplets found in the air. What form of PM poses the greatest risk to health?

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Heat is another environmental factor that can pose a risk to human health, and staying hydrated to replenish your body’s water supply is crucial. The human body is composed of approximately __________% of water.

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Volatile organic compounds are gases that are emitted by certain products or processes. They can have a number of health effects, ranging from minor to serious. True or False: Air fresheners are not a source of VOCs.

Answer : False. Air fresheners do release VOCs into the air.
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Noise is also a significant environmental cause of health problems. At what level are sounds considered potentially harmful to hearing?

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Climate change also drive up zoonotic diseases. Kerala was recently hit by the zoonotic disease Nipah. Which creature is it transmitted from?

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The image shows human health, environmental health and animal health. What is the approach or model that calls for all three to be worked on collaboratively?

Published – September 27, 2025 07:46 pm IST

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