History of Life on Earth

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Questions and Answers

What is one of the ways in which human population growth has impacted agriculture?

  • Caused a reduction in food production
  • Decreased the need for genetically modified organisms
  • Increased genetic diversity in crop plants
  • Led to the development of crop plants resistant to herbicides (correct)

Why is genetic engineering being used in agriculture to face the challenges of global climate change?

  • To increase the dependency on pesticides
  • To limit food production
  • To reduce the genetic diversity of crop plants
  • To develop flood and salt-tolerant crop varieties (correct)

How has knowledge of pathogenic organisms contributed to medical advancements?

  • By aiding in the development of vaccines (correct)
  • By making diseases more resistant to treatment
  • By decreasing the importance of vaccinations
  • By increasing the spread of diseases

What role has genetic knowledge played in addressing genetic diseases?

<p>It has helped find treatments or cures for genetic diseases (B)</p> Signup and view all the answers

How can understanding biology contribute to public-policy decisions?

<p>By providing accurate scientific data for informed decisions (B)</p> Signup and view all the answers

What is an example of genetically improved crop plants mentioned in the text?

<p>Crop plants with the toxin gene from Bacillus thuringiensis (C)</p> Signup and view all the answers

Why is understanding biology crucial for human health?

<p>To better combat diseases and develop vaccines (A)</p> Signup and view all the answers

How has genetic engineering been used to address threats to agriculture from global climate change?

<p>By developing flood and salt-tolerant crop varieties (D)</p> Signup and view all the answers

Why is knowledge of genes necessary in treating genetic diseases?

<p>To find treatments or cures for genetic diseases (A)</p> Signup and view all the answers

What is the role of scientific data in public-policy decisions?

<p>To provide accurate information for informed decisions (C)</p> Signup and view all the answers

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