Natural Selection: Selected or Not?

Will this population experience natural selection?

• There are two variations of mice: Spotted and Striped.  Both variations have equal chance of being eaten by birds.

• Yes

• No

• Maybe

Will this population experience natural selection?

• A population of 100 moose have either fuzzy or smooth antlers.  The fuzzy antlers attract mates more than smooth antlers. The ecosystem can support 200 moose

• Yes

• No

• Maybe

Tags

NGSS.MS-LS4-4

Will this population experience natural selection?

• Birds either have short or wide wings.  Short wing birds can maneuver well.  Long wing birds get hit by cars.

• Yes

• No

• Maybe

Tags

NGSS.MS-LS4-4

Will this population experience natural selection?

• A population can only support 25 trees.  10 tall trees are gathering sunlight and shading 20 short trees

• Yes

• No

• Maybe

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Will this population experience natural selection?

• A population of 500 fish with identical blue polka dots is in a lake that can hold 400.

• Yes

• No

• Maybe

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Will this population experience natural selection?

• Red spotted salamanders must cross a busy road to reach their ponds and lay eggs. Some salamanders are slower than others.

• Yes

• No

• Maybe

Tags

NGSS.MS-LS4-4

Will this population experience natural selection?

• Mule deer must migrate each winter to find foraging grounds. A highway was built blocking their path.

• Yes

• No

• Maybe

Tags

NGSS.MS-LS2-4

Which of these will most likely experience Natural Selection?

• an island with lizards that all look alike and are all eating the same food

• population of salmon with different skin colors that attract mates

• all of the insects in a certain desert that have the same adaptation for saving water

• a population of parakeets that have the same size beak

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4