Biology EOC Review

Front

What is carrying capacity in an ecosystem?

Back

The maximum population size of a species that an environment can sustain indefinitely without being degraded.

Front

What type of cell is characterized by the absence of a nucleus?

Back

Prokaryote.

Front

In an experiment, what is the independent variable?

Back

The variable that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

Front

What percentage of energy is typically transferred from one trophic level to the next in an ecosystem?

Back

10%.

Front

What are the building blocks of nucleic acids?

Back

Nucleotides.

Front

Define eukaryotic cells.

Back

Cells that have a nucleus enclosed within membranes, unlike prokaryotic cells.

Front

What is the role of producers in an ecosystem?

Back

Producers, such as plants, convert solar energy into chemical energy through photosynthesis.

Front

What is a food chain?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a single pathway of energy flow, while a food web consists of multiple interconnected food chains.

Front

What is photosynthesis?

Back

The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.