Who studies fossils?

Radiometric age is also known as the __________ age.

• Radioactive dating is a technique which is used to date materials.

Collection of fossils that documents the evolutionary history of Earth is known as

• Fossil record documents the 

1. Existence
2. Diversity
3. Extinction
4. Change of many life forms and
5. Changes throughout the history of life on  Earth .

Mutations are important because it leads to:  

Which branch of biology focuses on the study of inheritance?

How many species of finch did Darwin study?

Darwin’s finches show variation in their __________.

Why are variations that are advantageous are more likely to be passed onto offspring?

Which of the following are  ‘problems’ that an organism face?

Differences between members of the same species are called:

The smallest unit of life is a ____.

What is one advantage of variation among species?

Which one of the following is an acquired trait?

Darwin studies which species of birds on the Galápagos Islands?    

Different colors of gold fish occur due to:  
  

How many species of finch did Darwin study?