Author Question: All continental landmasses joined together as Pangaea resulted in A) a reduction in shallow ... (Read 67 times)

dakota nelson

  • Hero Member
  • *****
  • Posts: 604
All continental landmasses joined together as Pangaea resulted in
 
  A) a reduction in shallow marine habitats.
  B) a long duration of high sea level.
  C) an increase of seafloor spreading.
  D) increased species diversification.

Question 2

The high concentration of iridium at the Cretaceous Tertiary boundary is most likely attributed to
 
  A) a worldwide rise in sea level.
  B) meteorite bombardment.
  C) an out flux of iridium from Earth's interior.
  D) none of the above



popopong

  • Sr. Member
  • ****
  • Posts: 307
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

For a complete list of videos, visit our video library