Answer:
B. Break down rock to turn it into soil
Explanation:
The lichens in the primary succession, breaks down the rock to turn it into soil.
The answer should be oxygen
<h2>
Answer:</h2>
The organisms is <u>D. Methanogens
</u>
<h2>
Explanation:</h2>
Prokaryotes are the organism which is made up of a cell that does not contain a membrane enclosed nucleus. They have a structure called as nucleiod which looks like a thread in appearance. The eukaryotes are the organism which has membrane bound nucleus.
Among the given list of organism in the options, Methanogens are microorganisms that produce methane as a metabolic result in hypoxic conditions. They are prokaryotic and have a place with the space of archaea.
Apart from this, amoeba, grass and cockroach have membrane bound nucleus.
The answer is continental rise that is what I found!!!!! I hope this helps!!!!!!
I belive that the emperor penguin fits all the criteria of Group B.