chasewickham5452 chasewickham5452

25-08-2022
Geography

contestada

which event was most directly responsible for increasing oxygen in earth’s atmosphere?

Respuesta :

temmycruise1234 temmycruise1234

25-08-2022

Answer:

The appearance of free oxygen in the Earth's atmosphere led to the Great Oxidation Event. This was triggered by cyanobacteria producing oxygen which developed into multicellular forms as early as 2.3 billion years ago.

Explanation:

Answer Link

Otras preguntas

Does anyone know what 'intercepts' and 'gradient' is in Algebra. Doing revision for Math Exam and can't find it anywhere in notes. Please give me a definition a

What does Elba want to eat? rice eggs with bread the main dish egg sandwich

help pls!!!!!!!!!!!!!

Using the given zero, find one other zero of f(x). 2 - 4i is a zero of f(x).= x4 - 4x3 + 21x2 - 4x + 20 a.1 + i b.1 c.1 - i d.2 + 4i

describe some of the most important element found on earth

What term is used for turning a guest away from the hotel due to overbooking?

Which sentence from Abraham Lincoln Gettysburg Address best shows the spiritual tone of his speech? A. It's altogether fitting and proper that we should do this

Which ion does not have a noble gas configuration in its ground state? which ion does not have a noble gas configuration in its ground state? al3+ sc3+ as3- ga3

The ratio of adults to children at a family reunion is 16 to 10. If there are 91 people at the family reunion, there are adults and children. Adults 16 8 Chi

The success with which young adults deal with stress depends on their general tendency to deal with stress in a particular way, called