Answer:
4. Fossils form in sedimentary rocks
Explanation:
- A <u>fossil expresses the traces or is the remains</u> of prehistoric plant or animal that has died and its body part has been carefully been imprinted on to the surface of the rock that is sedentary as they have the characteristics of the mineral preserving qualities.
- There age , method of formation and evolutionary significance can be well established by the fossil remain in rocks that depict there occurrence throughout the carbon dating of the rocks.
- The <u>process that leads to the formation of fossil is Personalization, casts and molds, recrystallization and Carbonization</u>. Tracing a fossil consisting of digging out the track and burrows.
- Some fossil is found in deposits of resins which complete preserve the fossils from erosion process.
Well, Ecuador is a country filled with rainforests, which occur where it rains a lot, the western side of mountain ranges, where storms build up and stall, and it could be during el nino, which means a large abnormal amount of storms in pacific tropical areas.
The correct answer C. Pectinoid is the most occurring fossil that is a bivalve. They are a superfamily of marine bivalve mollusks which includes scallops and oysters. Members of this family have a triangular resilium.
The correct answer is : D. Pleistocene epoch
The Pleistocene epoch lasted from about 2,500,000 years ago to 11,700 years ago. In this era, a lot of repeated glaciations happened on earth, since most of Earth's geographical surface is covered in Ice.