Evolution, Niche, Competition

Fill in the blank: A sequence of DNA that codes for a particular trait is called a ______.

• gene

• protein

• cell

• organism

Which mechanism of evolution involves the movement of individuals between populations?

• Mutation

• Genetic Drift

• Migration

• Natural Selection

Fill in the blank: Natural Selection involves ________ pressure that leads to changes in a population.

• Genetic

• Selection

• Mutation

• Drift

Which mechanism of evolution is associated with random changes in allele frequencies?

• A) Mutation

• B) Genetic Drift

• C) Migration

• D) Natural Selection

Which of the following is a mechanism that can lead to changes in a population due to environmental pressures?

• A) Mutation

• B) Genetic Drift

• C) Migration

• D) Natural Selection

What are the two types of migration?

• Immigration and emigration

• Mutation and adaptation

• Selection and variation

• Stability and change.

What does 'survival of the fittest' mean in the context of natural selection?

• The strongest individuals always survive.

• Individuals best adapted to their environment survive and reproduce.

• Only the largest individuals survive.

Fill in the blank: Grasshoppers primarily feed on ______.

• Insects

• Leaves

• Small animals

• Fish

What adaptation allows chameleons to catch prey effectively?

• Sharp claws

• Long tongue

• Fast speed

• Strong bite

Which website is most likely to provide animations related to biology?

• http://biologyinmotion.com/evol/index.html

• http://evolution.berkeley.edu/evolibrary/article/evo_30

• http://science.discovery.com/games-and-interactives/charles-darwin-game.htm