[Answered] Which event is thought to have been a cause for past mass extinctions? a. A massive earthquake b. ...

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Coya19@aol.com

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Posts: 601

on: Aug 22, 2018

Which event is thought to have been a cause for past mass extinctions?
a. A massive earthquake
b. A massive tsunami
c. An epidemic
d. The collision with an asteroid or comet
e. The most prolonged ice age

Question 2

Which zone in the ocean contains enough light for photosynthesis?
a. aphotic zone
b. hadal zone
c. disphotic zone
d. abyssal zone
e. euphotic zone

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14vl19

Sr. Member
Posts: 310

Reply #1 on: Aug 22, 2018

Answer to Question 1

d

Answer to Question 2

e

Coya19@aol.com

Hero Member
Posts: 601

Reply #2 on: Aug 22, 2018

Thanks

14vl19

Sr. Member
Posts: 310

Reply #3 on: Aug 22, 2018

Welcome

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Author Question: Which event is thought to have been a cause for past mass extinctions? a. A massive earthquake b. ... (Read 31 times)

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