Evolution - origin of life and theories of life

One of the accepted scientific theories describing the origin of life on Earth is known as chemical evolution. According to this theory, which of the following events would need to occur first for life to evolve?

• onset of photosynthesis

• origin of genetic material

• Synthesis of organic molecules

• formation of the plasma membrane

Tags

NGSS.HS-LS1-6

This experiment was conducted by the scientists:

• Stanley Miller and Harold Urey
• Harold Urey and Albert Einstein
• Louis Pasteur and Francesco Redi
• James Watson and Francis Crick

What was the product of the Miller-Urey Experiment?

• Simple amino acids
• Simple nucleotides
• Simple lipids
• Simple monosaccarides

Tags

NGSS.HS-LS1-6

Which of the following terms is another name for spontaneous generation?

• Abiogenesis
• Biogenesis
• Chemical evolution
• Organic evolution

One of the accepted scientific theories describing the origin of life on Earth is known as chemical evolution. According to this theory, which of the following events would need to occur first for life to evolve? 

• Beginnings of photosynthesis
• Beginnings of genetic material
• Synthesis of organic molecules
• Formation of the plasma membrane 

According to Redi's Experiment...

• Life appears always in the presence of life...

• Life appeared from inorganic matter

• Flyes appear on rotten meat suddenly

• The use of filters does not avoid the growing of flyes

Which of the following WERE abundant on early earth? YOU MAY SELECT MORE THAN 1

• Oxygen

• Carbon Dioxide

• Water

• Sunlight

Tags

NGSS.HS-ESS1-6

Which statement best describes conditions on early Earth?

• hot with volcanic activity and electrical storms
• dry land covered with volcanic dust
• cold oceans
• dark and dusty with abundant water

Tags

NGSS.HS-ESS1-6

Early Earth had no:

• atmosphere
• landmass
• ozone layer
• cyanide within the atmosphere

Tags

NGSS.HS-ESS1-6

Which scientist disproved spontaneous generation of large organisms by showing maggots came from flies not from rotting meat?

• Redi

• Needham

• Spallanzani

• Pasteur