Honors Bio Abiogenesis Lesson

Multiple Choice

Early gases in Earth's atmosphere came from:

• dinosaur breath

• volcanos

• outer space

• rotting vegetation

Multiple Choice

Oxygen was not present at first in Earth's atmosphere. ______ are the reason oxygen levels began to rise.

• volcanos

• early bacteria cells

• oceanic gasses

• plants performing photosynthesis

Multiple Choice

Redi designed and experiment with the hypothesis: If raw meat is NOT exposed to air, then it will not spontaneously generate flies. He was attempting to prove flies did not originate from raw meat. If his experimental group was meat covered by glass, what was his dependent variable?

• maggots and flies

• A lack of maggots and flies

Multiple Choice

What general belief was Pasteur attempting to disprove?

• Spoilage was caused by germs

• Spoilage was caused by bad air

Multiple Choice

Miller and Urey were the first to show that simple, inorganic compounds could produce _________, the building block for life.s

• carbohydrates

• simple organic molecules, including amino acids

Multiple Choice

____ was the first coding system, a method for information and traits to be passed from one generation to the next.

• DNA

• protein

• oxygen

• RNA

Multiple Choice

Scientists hypothesize that these were the first cell types.

• prokaryotes

• viruses

• eukaryotes

• protists

Multiple Choice

Endosymbiotic theory states that primitive eukaryotic cells arose from smaller prokaryotic cells that went inside larger prokaryotic cells and formed a symbiotic, or mutually beneficial relationship.

• True

• False