MCQOPTIONS
Saved Bookmarks
| 1. |
Potassium?argon dating can determine the age of the fossils |
| A. | Of about 5,00,000 years old |
| B. | 2 billion years old |
| C. | Of all ages |
| D. | Of azoic era only |
| Answer» B. 2 billion years old | |