Origins of Life

Which statement best describes conditions on early Earth?

• hot with volcanic activity and electrical storms

• dry, arid land covered with cacti

• cold oceans

• dark and dusty with abundant water

Tags

NGSS.HS-ESS1-6

Which of the following is required for all life on earth?

• Coffee

• Water

• Eating plants

• Jiggling and Sliding

Tags

NGSS.MS-LS2-1

Which of the following describes what the first life form resembled?

• Eukaryotes
• Plants
• Bacteria
• Fungi

Cells without a nucleus are said to be _____________________.

• Eukaryotic
• Prokaryotic

What gas was necessary for complex (eukaryotic) life to evolve?

• Carbon dioxide
• Oxygen
• Dihydrogen monoxide
• Methane

Approximately how long ago did the earth form?

• 4.6 billion years ago
• 4.2 billion years ago
• 3.8 billion years ago
• 3. 6 billion years ago

Tags

NGSS.HS-ESS1-6

This experiment was conducted by the scientists:

• Stanley Miller and Harold Urey

• David Attenborough and Albert Einstein

• Louis Pasteur and Francesco Redi

• James Watson and Francis Crick

Tags

NGSS.HS-LS1-6

Which question were the scientists trying to answer with this experiment?

• Where do cells come from?

• How did prokaryotes form cell membranes?

• How were the earliest organic molecules formed?

• What gave rise to the first eukaryotic cell?

The apparatus in the experiment was used to mimic what?

• Proteins
• Present Earth conditions
• Early Earth conditions
• Nucleic acids (DNA/RNA)

Tags

NGSS.HS-ESS1-6

The electrical sparks mimicked?

• The Sun's energy
• Lightning
• Volcanic eruptions
• Cosmic radiation

Tags

NGSS.HS-PS2-5