Question

Which information do tiny fossils found in drilling samples from Earth’s crust reveal about Earth’s history? select all that apply.

1. changes in climate
2. salt content in oceans
3. types of plants in the area
4. age of the organism when it died
5. the position of Earth’s plates over time

Answer 1

Which information do tiny fossils found in drilling samples from Earth’s crust reveal about Earth’s history? select all that apply.

Microfossils - "are perhaps the most important group of all fossils — they are extremely useful in age-dating, correlation and paleoenvironmental reconstruction, all important in the oil, mining, engineering, and environmental industries, as well as in general geology."

Answers -

1. changes in climate

3. types of plants in the area

4. age of the organism when it died