Origin of Life Video w/ ?'s

Why was the young Earth not a good place for life to start?

• It was too early

• Too many volcanic eruptions and a bad atmosphere

• Too cold with a toxic atmosphere

• Too many blizzards and carbon dioxide

What is ONE of the compounds needed for life? (You can type any one of them)

(a)  

All life needs a source of ______

• Energy

• Carbon Monoxide

• Sulfuric Acid

• Oxygen

Heterotrophs need to eat other organisms for energy

• True

• False

What was too intense for life to start at the surface early in Earth's history?

• UV light

• Infrared light

• X-ray radiation

• Gamma radiation

What is the alternative energy source?

• Hydrothermal vents

• Sulfuric acid vents

• HVAC vents

What does LUCA stand for?

• Last Universal Common Ancestor

• Lonely Uniformed Career Associate

• Last Unknown Creature Appearence

There are ​ (a)   domains of life

• three
• five
• ten
• two

Where did LUCA live?

• A hot oxygen-free place

• A hot oxygen rich place

• A cold oxygen-rich place

• A cold oxygen-free place

What is the favorite candidate for the cradle of life?

• Lost City

• Atlantis

• Sunken City