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Paleontology

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Neck frill

What is the use of the neck frill in dinosaurs uncertain?

To attract mates

To regulate body temperature

To intimidate predators

To camouflage

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Hadrosauridae

What was the purpose of the dental batteries in hadrosaurids?

To help them catch prey

To help them breathe underwater

To act as effective grinding surfaces

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Hadrosauridae

What is the difference between lambeosaurines and saurolophines?

Lambeosaurines had longer tails than saurolophines

Saurolophines had hollow cranial crests while lambeosaurines did not

Lambeosaurines were larger than saurolophines

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Hadrosauridae

What is the meaning of the name Hadrosaurids?

They were named after the scientist who discovered them

It means 'duck-billed dinosaurs'

It means 'stout, thick lizard'

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Timeline of Riyadh

What event led to the extinction of 76% of all terrestrial and marine life during the Late Triassic era?

Volcanic eruption

Meteor impact

Climate change

Nuclear war

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Timeline of Riyadh

What was the first long range weapon invented by Homo Sapiens during the Middle Paleolithic era?

Bow and arrow

Slingshot

Fire hardened wooden tipped spear

Boomerang

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Snake

What is the oldest known fossil of a true snake?

Najash rionegrina

Pachyrhachis problematicus

Eupodophis descouensi

Haasiophis terrasanctus

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