Answer:
A landmass formed within a river is known as riverine islands. Riverine islands are formed when rocks and mud gets deposited in the river bed by flowing rivers.
Answer:
The distribution of large-scale ecosystems (biomes) is determined by climate. Latitude, air pressure and winds are important factors that determine the climate of a place.
Answer:
The first trilobite species went extinct and its ecological niche was occupied by another species, which may have evolved from the first cap
Explanation:
Considering the knowledge of geography and the situation you described in the text, the correct answer is that ", the Trilobite species went extinct and its ecological niche was occupied by another species, which may have evolved from the first cap.