True or False: Organisms that are well adapted to their environments are MORE likely to go extinct.

Which of these species is most likely to go extinct if flowers with nectar were to become rare?

What most likely caused the finches on the Galapagos Islands to have beaks that were different from the finches on the mainland?

What is the term that describes organisms changing over time?

Darwin came up with the theory that evolution happens over time as organisms that are best adapted to their environment survive to pass on their DNA. What is this process called?

The image shows many different versions of giraffe color patterns. What is this an example of?

True or False: Mutations can be helpful because they create new variations in a species.

What is the term for when an organism produces more young than will survive?

When there are more organisms in a population, what happens to competition between the organisms?

In the term "survival of the fittest," what does "fittest" mean?

This image shows banded snails. There is a wide variety in their color patterns. Which of these snails do you think are more likely to survive in this leafy environment? (Their predators are birds.)

Over time, the organisms that are "fittest" will survive and reproduce, passing on the more favorable genes for a specific environment. What is this process called?

Imagine this is the most common color pattern for anoles on an island. Then an insect pest wipes out the normal species of trees and a new species of tree with much darker bark replaces it. What is likely to happen to the population of anoles on this island over time?

The solidified remains or imprint of an organism are called what?

What type of evidence is represented in the picture?

What type of evidence is shown in the image?

Which of the following best describes adaptations?

The similarities of the bones in the diagram provide evidence of what?

According to this data, the unknown bacterial species is most closely related to---

The diagram shows fossils in different rock layers. Which of these statements about the age of these fossils is most likely correct?

What process is being shown in this image?

Why is the mouse population changing over time?

Variation, overproduction, survival of the fittest, and adaptation are the 4 parts of which theory?

Which of the following is true about the picture?

Darwin wrote that organisms with traits that are best suited to the environment will ________________

Which species’ DNA is most similar to the DNA of the toothed whale?

The environment around Manchester, England, changed during the Industrial Revolution. How did this change affect peppered moths living in the area?

What do you call a characteristic that allows an organism to survive in an environment?

Hibernation is an example of which type of adaptation?

Beak shape, camouflage, and webbed feet are all examples of which type of adaptation?

Scientists have collected millions of fossils of different organisms, and have developed a timeline of how life on earth has changed. This evidence is known as what?

Gigantopithecus were very large primates that lived 500,000 years ago. Since none of these mammals are still today, they are said to be --

What most likely caused the finches on the Galapagos Islands to have beaks that were different from the finches on the mainland?

In the graph shown, how many species of lizards seem to have beneficial adaptations?

Which adaptation would be most helpful in a desert environment?

Which would NOT be considered a fossil?

Which of these will be more successful in a cold region with NO snow?

Humans, birds, whales, and lizards all have similar arm bones. What is the reason for this?

Which word means to adjust to a changing environment?

This is the trace or remains of an organism that lived long ago, most commonly preserved in sedimentary rock.

What is another name for natural selection? (It is one of the key parts of the theory.)

Surviving and reproducing show that an organism ---