Fascinating Fossil Discovery

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Questions and Answers

Which of the following is true about the deep sea?

  • It remains largely unexplored (correct)
  • It is home to many species of tunicates
  • It is well-known and extensively studied
  • It covers less than one third of the earth's surface

What is the significance of the fossil Megasiphon thylacos?

  • It is the oldest fossil ever discovered
  • It dates back to 500 million years
  • It is a species of tunicates
  • It is the first-ever fossil with intact soft tissues (correct)

What do tunicates look like in their larval stage?

  • Tadpoles (correct)
  • Marine invertebrates
  • Barrel-shaped
  • Sea squirts

How do tunicates transform into their adult form?

<p>By undergoing metamorphosis (C)</p> Signup and view all the answers

What is the most common type of tunicates?

<p>Sea squirts (B)</p> Signup and view all the answers

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