How to Find Out Why T. rex Arms Were… Like That | SciShow News

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Science, Geography, Biology, History
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11th Grade - University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one hypothesis for why theropods like T. Rex evolved small arms?
To avoid injury during feeding
To improve their swimming abilities
To make them more attractive to mates
To help them fly
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the new hypothesis suggest about the evolution of small arms in theropods?
They were used for flying
They were a result of genetic mutation
They helped avoid injury during group feeding
They were used for digging
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do researchers plan to gather evidence for the new hypothesis on theropod arms?
By creating computer simulations
By observing living dinosaurs
By analyzing existing fossil damage patterns
By conducting time travel experiments
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where were the new giant ichthyosaur fossils discovered?
The Great Barrier Reef
The Sahara Desert
The Swiss Alps
The Amazon Rainforest
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is significant about the newly discovered ichthyosaur tooth?
It is the smallest tooth ever found
It suggests ichthyosaurs were herbivores
It is the largest ichthyosaur tooth ever found
It was found in Antarctica
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the diversity in ichthyosaur teeth suggest?
They had a uniform diet
They had diverse feeding adaptations
They were all toothless
They only ate plants
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the age of the newly found ichthyosaur fossils confirm?
They were the first marine reptiles
They were the last dinosaurs
They persisted into the latest Triassic
They lived during the Jurassic period
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