_______ believed that organisms develop traits needed for survival and that traits that were unused would become weaker and gradually disappear. 

• Darwin
• Lamarck
• Mendel
• Watson

A structure or organ that seems to serve no purpose, but resembles structures with functional roles in other organisms are called ____________. 

• Necessary Structures
• Homologous Structures
• Vestigial Structures 
• Ancestry Structures

Tags

NGSS.MS-LS4-2

Similar structures that are found in different species are called _____________. 

• Homologous Structures
• Vestigial Structures 
• Identical Structures
• Necessary Structures

Tags

NGSS.MS-LS4-2

Looking at the similarities in development between different organisms would be an example of which piece of evidence?

• Palentology
• Embryology
• Cytology
• Structure Analysis

Tags

NGSS.MS-LS4-3

Charles Darwin called the ability of an organism to survive and reproduce in its specific environment 

• diversity.
• evolution.
• adaptation. 
•  fitness.

Tags

NGSS.HS-LS4-4

Whose theory included "acquired traits" such as a giraffe needing a long neck so they stretch it over time?

• Darwin
• Lamarck

On the Galapagos Islands, different finches evolved on different islands to fit their environment. When a species develops unique traits because it is trapped in one area this is called:

• Geographic isolation

• Geologic separation

• General relocation

• Genetic differentiation

Tags

NGSS.MS-LS4-4

The male and female black widow spider look very different. However, we know they are the same species because:

• They reproduce creating fertile offspring

• They reproduce creating infertile offspring

• They cannot reproduce

• They are not the same species

Tags

NGSS.MS-LS1-4

What is the advantage of having different shaped beaks?

• To look different from other species.
• To be able to eat the food readily available in the environment.
• To protect itself against predators.
• To protect itself against prey.

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Two populations of the same species do not have the same mating rituals or signals.

• geographical isolation

• temporal isolation

• adaptive ratiation

• behavioral isolaton

Tags

NGSS.MS-LS1-4