1st Semester Review

Front

What determines if a mutation will become an adaptation in a species?

Back

Natural selection determines if a mutation will become an adaptation in a species.

Front

Which food is highest in polysaccharides?

Back

Potatoes are highest in polysaccharides.

Front

Why does biomass decrease as trophic level increases in a food pyramid?

Back

Some of the energy is converted to heat.

Front

What property does water have due to its polar nature?

Back

Water has dissolving properties.

Front

What is the carrying capacity of an ecosystem?

Back

The maximum number of individuals that an ecosystem can support without harming the ecosystem.

Front

What is genetic variation?

Back

Genetic variation refers to the differences in DNA among individuals within a species.

Front

What is mitosis?

Back

Mitosis is the process of cell division that results in two genetically identical daughter cells.

Front

What is natural selection?

Back

Natural selection is the process where organisms better adapted to their environment tend to survive and produce more offspring.

Front

What are polysaccharides?

Back

Polysaccharides are complex carbohydrates made up of long chains of sugar units.

Front

What is a food pyramid?

Back

A food pyramid is a graphical representation of the food chain, showing the energy flow and biomass at each trophic level.