Biology Quiz: Ecosystems and Organisms

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Questions and Answers

Which organism has not been a tool for the rewilding efforts Dr. Chapman talked about in a Science News segment?

  • Bats (correct)
  • Bison
  • Vascular plants
  • Wolves

What complex molecule allows vascular plants to grow tall?

  • Lignin (correct)
  • Stomata
  • Chitin
  • Phloem

What is the ancestral origin of plants?

  • Photosynthetic red algae
  • Photosynthetic cyanobacteria
  • Charophytes (correct)
  • Photosynthetic brown algae

What is one advantage of the heterokaryotic phase during fungal reproduction?

<p>Fungi have the potential for diversity via sexual reproduction but can wait for an advantageous time. (A)</p> Signup and view all the answers

Why do most bats NOT have resistance to the parasitic fungi?

<p>The fungus is invasive to the United States. (B)</p> Signup and view all the answers

Which of the following structures/adaptations is not present in bryophytes?

<p>Xylem (C)</p> Signup and view all the answers

What is a characteristic that distinguishes Bacteria from Archaea?

<p>Their growth can be inhibited by antibiotics (C)</p> Signup and view all the answers

What is the current carbon dioxide concentration of the earth’s atmosphere?

<p>420 ppm (C)</p> Signup and view all the answers

What happens when the painted lady caterpillar eats an oak leaf?

<p>The plant uses induced defenses (B)</p> Signup and view all the answers

What happens to carbon dioxide concentration during photosynthesis?

<p>It decreases (C)</p> Signup and view all the answers

What cannot be concluded from the cacao plant experiment?

<p>The presence of the endophyte alone negatively affects leaf mortality (C)</p> Signup and view all the answers

What is a reservoir in the context of protist-caused human diseases?

<p>A non-human host population that can become infected by the pathogen, but may not show disease symptoms (C)</p> Signup and view all the answers

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