trees do not fix N2 from air they fix oxygen with the help of N2 fixing bacteria . so trees do not fix N2
Answer:
carpal, metacarpal, and phalange
Carbon dioxide, ammonia and methane
The main cause of extinction on Earth today is, Humans, we are the biggest
threat to our environments'.
Hope that helps!!!! ( We Humans, are our biggest enemy, and threat to ourselves, and he environment.).
