Practice Quiz: Embryo & Evolutionary History

What is embryology?

•          Adaptation.
• The study of fetus and embryo development, and fertilization.
•            Evolution.
•  The study of fossils.

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NGSS.MS-LS4-3

In stage one (top row) of these embryos, most of the embryos________

• look very similar.
• have very different features.
• show different stages of development.
• have only a tail if they are non-human.

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NGSS.MS-LS4-2

NGSS.MS-LS4-3

In the drawing the x axis (horizontal axis) represents different...

• time

• different species

• amount

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NGSS.MS-LS4-3

In the drawing the y axis (vertical axis) represents...

• time

• different species

• amount

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NGSS.MS-LS4-3

These observations of embryos can prove...

• fossils

• extinction

• common ancestry

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NGSS.MS-LS4-3

In the earliest stages of development the embryos of a fish, calf, human, and tortoise all look similar. In the next stage the fish looks the most different. What assumption can be made based on this difference?

• The fish is NOT related to any of the other organisms at all

• The calf, human and tortoise are more closely related to one another than the fish

• Of the four organisms, the fish and the calf are least related

• Of the four organisms, the fish and the human are most closely related.

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NGSS.MS-LS4-2

NGSS.MS-LS4-3

Which statement is true for the embryos of a salamander and a pig?

• both lack limb buds (beginning stages of arms)

• both lack gill slits

• both have a vertebrate

• both lack a tail

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NGSS.MS-LS4-2

NGSS.MS-LS4-3

Evolved from the same ancestor, but have different functions

• Homologous structures

• Analogous structures

• Vestigial structures

• All of the above

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NGSS.MS-LS4-2

Humans, birds, whales, and lizards all have similar arm bones. What is the reason for this?

• The function of these bones is the same in all animals
• They live in similar environments
• They have a common ancestor
• All organisms resemble humans

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NGSS.MS-LS4-2

Which of the following pieces of evolution evidence deals with comparing similar structures in various species?

• fossil record
• comparing embryology
• comparing biochemistry
• comparing anatomy

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NGSS.MS-LS4-2