Cumulative Exam — Cumulative exam Answers

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Fossils provide scientists with evidence that allows them to hypothesize how living organisms have evolved over time. Tiktaalik roseae was a unique organism that has been nicknamed the “fishapod” because it is believed to be a species had traits of both fish and tetrapods, the first four-legged animals.Which evidence would scientist use to make the connection between ancestry of fish and tetrapods using Tiktaalik roseae?

Question illustration
A
using transitional forms
B
using relative dating
C
studying decreasing complexity
D
studying analogous structures
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Humans affect the carbon cycle in many ways through the use of fossil fuels, clear cutting of forests, and controlled burns. Which process can help counteract these human interactions?

A
photosynthesis
B
respiration
C
decomposition
D
building proteins
23

Which level of organization falls directly after the tissue level when listed in order from least to most complex?

A
organelle
B
cell
C
organ system
D
organ
24

What term includes all the biotic and abiotic factors in an area?

A
ecosystem
B
population
C
community
D
organ
25

Which of these are most likely homologous structures? bat wing dragonfly wing Tyrannosaurus arm

Question illustration
A
bat wing and dragonfly wing
B
bat wing and Tyrannosaurus arm
C
dragonfly wing and Tyrannosaurus arm
D
bat wing, dragonfly wing, and Tyrannosaurus arm

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