When Fish First Breathed Air Video Quiz

How many million years ago were the continents home to plants, fungi, and arthropods?

• 385 million years ago

• 120 million years ago

• 50 million years ago

• 500 million years ago

True or False: Organs that are responsible for breathing like gills and lungs fossilize well.

• True

• False

Fish made their transition onto land about 400 million years ago during what period?

• Permian

• Devonian

• Triassic

• Jurassic

Which organism had a body that was a lot more salamander like, including a fully developed pelvis, strong limbs, and even fingers?

• Acanthostega

• Eusthenopteron

• Ichthyostega

• Pederpes

How old is Tiktaalik?

• 400 million years old

• 375 million years old

• 100 million years old

• 2 million years old

Tiktaalik is a example of a ________ fossil.

• Trace

• Mold

• Body

• Transitional

In Eusthenopteron, the spiracular tract opens up near the ______ of the skull.

• Back

• Front

• Side

True or False: Experts believe that the lungs in fish derived from an organ called the swim bladder.

• True

• False

The plants that got washed into the ocean from land fueled huge blooms of algae and then bacteria, which in turn pulled what from the ocean?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Helium

In the late Devonian period, oxygen levels in the air were at what percentage?

• 21%

• 50%

• 13%

• 5%