Evolution Study Guide

Front

What is the process of gradual change in the inherited traits of a population of organisms through successive generations called?

Back

evolution

Front

What BEST describes the trend observed in Trait B frequency and a hypothesis to explain the observed pattern?

Back

The trait decreases gradually over successive generations, possibly due to environmental pressures favoring individuals with other traits.

Tags

NGSS.MS-LS4-4

NGSS.MS-LS1-5

Front

What environmental change caused a population of light-colored moths in mid-19th Century England to shift to dark-colored?

Back

The trees were covered with dark air pollution from the Industrial Revolution.

Front

Based on the graph titled 'Moth Coloring Frequency', which claim is supported?

Back

Having a dark-colored body was advantageous, so the dark moths were better able to pass on their traits. Over time, they became more numerous than light-colored moths.

Tags

NGSS.MS-LS4-4

Front

Impact of natural selection on fur color in this mouse population?

Back

Natural selection favors brown mice over successive generations.

Tags

NGSS.MS-LS4-4

Front

How do genetic variation and environmental factors affect the chances of a species surviving and reproducing?

Back

Genetic variation and environmental factors both play important roles in influencing the likelihood of a species surviving and reproducing.

Front

When there is a forest fire, what is most likely to happen to plants?

Back

Plants with fire adaptations are more likely to survive than those without the adaptations.

Front

Effect of invasive organism on number of cacti spines?

Back

There was a decrease in the number of cacti with few spines because the organism preferred cacti with few spines.

Front

Interpret the fossils in the layers of rock.

Back

The fossils in the bottom layer are from the first organisms on Earth.

Front

Which BEST describes how natural selection leads to changes in the snail shell color?

Back

The number of dark-colored shells increased, while the number of bright-colored shells decreased.

Tags

NGSS.MS-LS4-4