EALS Q1

Stanley Miller's experiment demonstrated that ____.

• Earth is more 4 billions years old

• Under some conditions, amino acids can assemble spontaneously

• oxygen is necessary for all life

• DNA is less stable than RNA

The prevalence of _____ in living organisms is taken as support for the idea that life arouse near deep-sea vents.

• mitochondria

• iron-sulfide cofactors

• DNA

• Plasma Membrane

Among prokaryotes, only the cyanobacteria ____.

• live near hydrothermal vents

• produce oxygen during photosynthesis

• cannot tolerate oxygen

• have nucleus-like structure

A stromatolite is a structure _______

• produced by endosymbiosis

• that formed only on the early earth

• consisting of layered bacteria and sediment

• that expels hot water from deep in the earth

The first eukaryotes were ___.

• fungi

• plants

• protists

• animals

Which of the following Kingdom has no true nucleus?

• Plantae

• Animalia

• Protista

• Archaebacteria

Ancestral Prokaryotes performs anaerobic respiration

• TRUE

• FALSE

The following statements describe Ancient earth except:

• Little or no free oxygen

• Ancient rocks lacks oxidation

• Water is form of vapor

• The earth is surrounded by ice land

The following compound are synthesized in Urey-Miller experiment except:

• 25 Amino Acids

• Fatty Acids

• Hydroxyl Products

• Carbohydrates

One of the strongest pieces of evidence that

show many life forms existed in Earth in the

past 3.5 billion years.

• Fossils

• Rocks

• Sea Formation

• Tectonic Plate