variation

Which one of the following shows discontinuous variation?

• Eye colour
• Height
• Strength
• Weight

Which one of the following shows continuous variation?

• Blood group
• Height
• Male or female
• Tongue rolling

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Which one of the following is an environmental variation?

• Attached ear lobes
• Eye colour
• Male or female
• Short hair

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5

What type of graph do we use for discontinuous variation?

• A bell-shape
• Bar chart
• Line graph
• Scatter Graph

What shape graph do you see for many examples of continuous variation?

• A straight line downwards
• A straight line upwards
• A bell-shape
• A flat line

Tags

NGSS.HS-LS3-3

Which of these is an example of inherited variation only?

• Eye colour 
• Height 
• Weight 
• Skin colour 

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Differences in traits are called:

• natural selection

• genetic variations

• artificial selection

• adaptations

Tags

NGSS.MS-LS4-4

A species could go extinct if:

• food becomes more plentiful.

• members of the species have adaptations to enhance survival.

• the environment changes drastically and no one can adapt.

• there is less competition for resources.

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-2

NGSS.HS-LS4-5

What is most likely to happen to moth populations in the picture shown?

• Light moths--hunted easily, dark moths--population increase

• Dark moths--hunted easily, dark moths--population increase

• Light moths--hunted easily, light moths--population increase

• Lights moths will change their color to match dark moths.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS4-4

Due to pollution, a pond becomes darker over time. Which trait variation became more common?

• light fish

• dark fish

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4