Toxicology and Dose Dependency Quiz

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Questions and Answers

What does Paracelsus's quote 'The dose makes the poison' mean?

  • The toxicity of a substance is determined by the amount consumed or absorbed (correct)
  • Only poisonous chemicals follow this principle
  • All substances are poisonous in the right dose
  • The type of substance determines its toxicity

What does 'Rainforest Alliance Certified Coffee' guarantee?

  • The coffee is of premium quality and taste
  • The product is free from any toxic chemicals
  • The product has been sourced sustainably in environmental, social, and economic terms (correct)
  • The coffee is sourced from any rainforest area

What is the main characteristic of the 'photic' zone in a body of water?

  • It is the deepest part of the water body
  • It is devoid of any marine life
  • It has the highest toxicity levels
  • It is where sunlight reaches and photosynthesis occurs (correct)

What is the defining feature of the 'aphotic' zone in a body of water?

<p>It lacks sunlight and biodiversity (B)</p> Signup and view all the answers

How does the dose of a substance relate to its toxicity according to Paracelsus's quote?

<p>The right dose differentiates a poison from a remedy (C)</p> Signup and view all the answers

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