The video explores the origins of animal life in the ocean and the transition of certain phyla to land. It highlights the arthropods' success in dominating terrestrial environments due to their exoskeletons and jointed appendages. Despite arthropods' current dominance, the video suggests that molluscs, with their vast oceanic diversity, may have a significant future on land as sea levels rise.

Where did all animal life originate according to the video?

• In the ocean

• On land

• In the air

• In the mountains

What is the scientific term for animal body types?

• Phyla

• Kingdom

• Genus

• Species

Which group of animals was suggested to have first moved onto land?

• Arthropods

• Annelid worms

• Chordates

• Molluscs

What feature is key to the arthropods' success on land?

• Wings

• Fins

• Exoskeleton

• Gills

What are jointed appendages compared to in the video?

• Screwdrivers

• Hammers

• Scissors

• Swiss army knives

How many body parts do insects have?

• Five

• Two

• Four

• Three

What did insects invent that allowed them to conquer the skies?

• Parachutes

• Helicopters

• Wings

• Jetpacks

What percentage of all land animal species do arthropods make up?

• 75%

• 60%

• 90%

• 50%

How many arthropods are there for every human?

• 400 million

• 100 million

• 200 million

• 300 million

Which animal phylum has the most species in the ocean?

• Annelids

• Molluscs

• Arthropods

• Chordates