EALS QUIZ 1

This experiment was conducted by the scientists:

• Stanley Miller and Harold Urey

• Louis Pasteur and Francesco Redi

• Harold Urey and Albert Einstein

• James Watson and Francis Crick

The _________ theory states that life can only come from living organisms.

• ABIOGENESIS

• SPONTANEOUS GENERATION

• BIOGENESIS

• PANSPERMIA

The __________ hypothesis of Oparin and Haldane states that life originally formed in the ocean through mixture of gases in the atmosphere and energy from lightning.

• PANSPERMIA

• PROMORDIAL SOUP

• CATASTROPHISM

• WATER WORLD

The cyanobacteria or _________ is said to be the first form of life on earth.

• STROMATOLITES

• BLUE-GREEN ALGAE

• RED ALGAE

• ARCHAEA

It is a process where bacteria provide nutrients and energy to hydrothermal vent species in order to survive this extreme environment.

• PHOTOSYNTHESIS

• CHEMOSYNTHESIS

• GLYCOLYSIS

• RESPIRATION

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

• How are biomolecules formed?

• Where do cells come from?

• What gave rise to the Eukaryotic cell?

• How did prokaryotes form cell membranes?

Miller/Urey and other scientists have shown that:

• Simple cells can be produced in a laboratory

• Amino acids could be produced from inorganic molecules 

• Cells survived in the primitive atmosphere

• Life on early Earth required material from space

Which type of cell came first?

• Plant

• Eukaryotic

• Prokaryotic

• Both Eukaryotic and Prokaryotic cells evolved around the same time

According to the Cosmozoic theory, where did life on Earth came from?

• Outer Space

• Volcanoes

• Oceans

• Atmosphere

The concept of primordial soup suggests that ancient water bodies contained organic matter. With the help of sunlight, these organic molecules formed into more complex compounds. Which theory is being supported?

• Panspermia

• Biogenesis

• Abiogenesis

• Spontaneous Genration