Evolution of earth

This image shows that 

• These animals have no simliarities in their structures. 
• two different species may have evolved from a common ancestor. 
• These animals are from the same species. 
• These animals likely evolved from different ancestors due to their differences. 

Tags

NGSS.MS-LS4-2

What does the Big Bang Theory tell us

• About the popular television show.

• the entire universe was once condensed in the form of primeval atom, or a dense mass.

• how the universe began.

How long ago did the Big Bang occur?

• 13.8 billion years ago

• 4.6 billion years ago

• 13.8 million years ago

• 10 years ago

Oceans are

• Freshwater

• Saltwater

Which of the following have a similar structures but have a different function in each organism?

• A dolphin fin and a shark fin

• Human fingernails and monkey fingernails

• Front leg of a cat and the wing of a bat

• The wing of a bumble bee and the wing of a bird

Tags

NGSS.MS-LS4-2

The earliest form of life known on Earth was...

• Leafy Plants
• Bacteria
• Fossils
• Single-Celled Organisms

Tags

NGSS.MS-LS4-1

Which is an example of a vestigial organ?

• Appendix

• Tongue

• Heart

• Foot

Tags

NGSS.MS-LS4-2

What do we call a change in a species over time?

• Adaptation

• Evolution

• Extinction

• Environmental influences

Tags

NGSS.MS-LS4-1

Structures that appear to have lost size and function over the proposed evolutionary history of an organism are called ________________.

• homologous structures

• analogous strucutres

• vestigial structures

• embryology

Tags

NGSS.HS-LS4-1

The first evidence of life was approximately

• 3.4 billion years ago
• 2.2 billion years ago
• 3.4 million years ago
• 5 billion years ago

Tags

NGSS.MS-LS4-1