Insects
bacteria
The silicate group. The silicate group includes these minerals; quartz, feldspars, and micas.
the second most abundent gas in the atmosphere is oxygen and the first in nitrogen
probably zooplankton
Iron.
Aluminum.
Insects
hippopotamus
Nitrogen is!
The second most abundant gas in Earth's atmosphere is oxygen, making up about 21% of the air we breathe.
flour
Hydrogen