Answered

Explore IDNLearn.com to discover insightful answers from experts and enthusiasts alike. Our experts provide timely and accurate responses to help you navigate any topic or issue with confidence.

Question 12 of 20
Select the best answer for the question
12. When did oxygen levels start to decline from 35 percent down to today's levels?
O A. During the Permian eriod
> O B. Before the Siluran period
C. After the Triassic period
Oo. Ater the Caroonferous period
Mark for renew (Will be highlighted on the review page)
Deus
Ne Question >>
952
TAGE

Sagot :

Baraqidn

Answer:

After the Carboniferous period

Explanation:

The oxygen levels start to decline from 35 percent down to today's levels "After the Carboniferous period." This is the period of about 298 million years ago after 60 million years of Carboniferous period which began around 358 million years ago. It was characterized by dense and swampy forests, which led to large deposits of peat.

Your participation means a lot to us. Keep sharing information and solutions. This community grows thanks to the amazing contributions from members like you. IDNLearn.com has the solutions to your questions. Thanks for stopping by, and see you next time for more reliable information.