LS1.1 EOC Pre-Assessment

Front

What characteristic of living things explains why birds fly south for the winter?

Back

Living things respond to their environment.

Front

What term describes the attraction of water to other substances?

Back

Adhesion

Front

Why does ice float on liquid water?

Back

Ice is less dense than liquid water.

Front

Which types of organisms developed first on Earth due to early environmental conditions?

Back

Prokaryotic and anaerobic organisms.

Front

What was the purpose of the Miller-Urey experiment?

Back

To test the hypothesis that lightning could turn atmospheric gases into organic molecules.

Front

Why is the Miller-Urey theory widely accepted today?

Back

The process of synthesizing organic molecules from a mixture of gases has been successfully modeled in the laboratory.

Front

What is the definition of cohesion?

Back

Cohesion is the attraction between molecules of the same substance.

Front

What is the definition of capillary action?

Back

Capillary action is the ability of a liquid to flow in narrow spaces without the assistance of external forces.

Front

What is the significance of prokaryotic organisms in Earth's history?

Back

Prokaryotic organisms were the first life forms on Earth and played a crucial role in the development of the planet's atmosphere.

Front

What is the universal genetic code?

Back

The universal genetic code is the set of rules by which information encoded in genetic material is translated into proteins.