7th Grade Evolution Flashcard

Front

The change in the characteristics of a species over several generations and due to the process of natural selection is called ______.

Back

evolution

Front

Based on this photo, which number would represent the layer of the oldest rocks? Options: 7, 3, 1, 5

Back

1

Front

Based on this photo, which number would represent the layer of the youngest rocks? Options: 1, 7, 6, 2

Back

7

Front

This photo shows different types of people. What would this best represent?

Back

variation

Front

Why does each bird have a different type of beak?

Back

are adapted to get food from different sources

Front

Who was the first naturalist to study evolution?

Back

Charles Darwin

Front

Process by which organisms inherited advantageous traits that tend to reproduce more successfully than others.

Back

Natural selection

Front

The death of every member of a species.

Back

Extinction

Front

How do we measure the age of a fossil in years?

Back

absolute dating

Front

Expected changes in populations of brown and green grasshoppers in a field of green grass with birds feeding on them.

Back

The population of brown grasshoppers will decrease more rapidly than the population of green grasshoppers over time.