Biology EOC - Practice Exam

Front

What is a dichotomous key?

Back

A tool used to identify organisms by answering a series of questions that lead to the correct name of the organism.

Front

What is jet propulsion in mollusks?

Back

A method of movement where water is expelled from the body, allowing the organism to move quickly through the water, as seen in squids.

Front

What is primary succession?

Back

The process of ecological change that occurs in an area where no soil exists, such as after a volcanic eruption.

Front

What is secondary succession?

Back

The process of ecological change that occurs in an area where soil is present but has been disturbed, such as after a forest fire.

Front

What is a Punnett square?

Back

A diagram used to predict the genetic outcomes of a cross between two organisms.

Front

What is the role of mitochondria in cells?

Back

Mitochondria are organelles that produce ATP through cellular respiration, using oxygen.

Front

What is the significance of producers in an ecosystem?

Back

Producers, such as plants, convert sunlight into energy, forming the base of the food chain and providing energy for other organisms.

Front

What is the relationship between energy availability and ecosystem stability?

Back

Ecosystems with higher energy availability from producers tend to be more stable and support a greater diversity of organisms.

Front

What is the function of ribosomes?

Back

Ribosomes are cellular structures that synthesize proteins by translating messenger RNA.

Front

What is the role of chloroplasts in plants?

Back

Chloroplasts are organelles that conduct photosynthesis, converting light energy into chemical energy stored in glucose.