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bacteria
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What is the most abundent group of animals on earth?
Insects
Which group of minerals are the most abundent in the Earth's crust?
The silicate group. The silicate group includes these minerals; quartz, feldspars, and micas.
What are the second most abundent gas on earth?
the second most abundent gas in the atmosphere is oxygen and the first in nitrogen
What is the most abundent elements in earth's core?
Iron.
What is the name of the most abundent metal in the earth's crust?
Aluminum.
What group of organisms occupied most of the Earth's history?
Bacteria, Protazoans, and other microscopic organisms.
Which group of prokaryotes most likely includes the first organisms on Earth?
They are microorganisms.
What is the most abundent element in the earth's atmosphere?
Nitrogen is!
What is the second most abundent gas?
The second most abundant gas in Earth's atmosphere is oxygen, making up about 21% of the air we breathe.
What group of organisms alive today are most similar to the first cells on earth?
Archaea are considered to be the group of organisms most similar to the first cells on Earth. They are single-celled microorganisms that have simple cell structures and thrive in extreme environments, similar to the conditions present on early Earth.
What is the most numerous organism on earth called?
Several organisms are plentiful on earth. When speaking of "creatures" the group known as insects is the largest group of tangible creatures.
What is the most abundent ingredient in bread?
flour
