Rocks are abiotic
(Soil?) is made of both abiotic and biotic materials
Sea shells are biotic
Answer:
Characteristics of Thallophyta
They are usually found in moist or wet places.
This is due to the absence of “true roots” and vascular tissue that is needed to transport water and minerals. ...
They are autotrophic in nature.
Most members of this group manufacture their own food. ...
Reserve food is generally starch.
Explanation:
Cementation and compaction
the answer is A changes in abiotic factors i know it is on plato that is hard bro its the post test.