What are the various types of studies on fossils that could provide evidences for organic evolution?

Explanation

To answer the question regarding the various types of studies on fossils that provide evidence for organic evolution, we can break it down into the following steps:

### Step-by-Step Solution:

1. **Paleontology**:
- The primary field of study that focuses on fossils is paleontology. Paleontologists study the remains of ancient organisms preserved in rocks to understand the history of life on Earth.

2. **Geological Time Scale**:
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