Question

Earth has just the right oxygen level to support life. What would happen if Earth had just five percent more oxygen in the atmosphere?

Answer 1

organic material would burn too easily

Step-by-step explanation:

If the Earth had just 5% more oxygen, organic matter would burn too easily, making life on Earth hard to support.

Answer 2

Podria ser beneficioso o por ejemplo:
Insendios forestales
Insectos gigantes (mas grandes de lo normal)
Oxido de hierro
Animales grandes y veloces y un Recilaje Veloz