Question 2 (4-2 Module Four Concept Quiz) Choose the best answer from the number
ID: 233807 • Letter: Q
Question
Question 2 (4-2 Module Four Concept Quiz)
Choose the best answer from the numbered list.
Select the TRUE statement.
1. The fossil record suggests more than 99% of all species ever in existence are now extinct.
2. During the Permian period, 100% of marine species and nearly 75% of all plant and animal families died out.
3. At the end of the Cretaceous period, all dinosaurs and 90% of existing genera appeared.
4. From 1850–1600 BCE, it is estimated that two to three species were lost per decade.
5. All of the above are TRUE statements.
1. The fossil record suggests more than 99% of all species ever in existence are now extinct.
2. During the Permian period, 100% of marine species and nearly 75% of all plant and animal families died out.
3. At the end of the Cretaceous period, all dinosaurs and 90% of existing genera appeared.
4. From 1850–1600 BCE, it is estimated that two to three species were lost per decade.
5. All of the above are TRUE statements.
Explanation / Answer
1. The fossil record suggests more than 99% of all species ever in existence are now extinct.
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