Register
Before there was any life on Earth, which gas was absent from the ancient atmosphere? A.nitrogen B.ammonia C.oxygen D.methane please answer lol
140k views
23 votes
Before there was any life on Earth, which gas was absent from the ancient atmosphere?

A.nitrogen
B.ammonia
C.oxygen
D.methane

please answer lol

User Tim Cadenbach
by
8.9k points

1 Answer

8 votes
If I am right it should be D because pigs make methane
User Mark Lakewood
by
9.2k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Write words to match the expression. 24- ( 6+3)
Link Copied!