1st Semester Final Review 2024 H

Front

What is anaerobic respiration?

Back

Anaerobic respiration is a type of respiration that does not require oxygen.

Front

Are control and experimental groups designed to be identical?

Back

FALSE - Control and experimental groups are designed to be as similar as possible, but they are not identical.

Front

What does a controlled experiment allow a scientist to isolate and test?

Back

A controlled experiment allows the scientist to isolate and test a single independent variable.

Front

What percentage of energy is typically passed from one trophic level to the next?

Back

10% of the energy in one trophic level can be passed onto the next trophic level.

Front

How do herbivores obtain their source of nitrogen?

Back

Herbivores obtain their source of nitrogen by consuming nitrogen-containing plants.

Front

What is the definition of a hypothesis?

Back

A hypothesis is a testable prediction about the relationship between two or more variables.

Front

What is the role of producers in an ecosystem?

Back

Producers, such as plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

Front

What is the difference between an independent variable and a dependent variable?

Back

An independent variable is manipulated in an experiment, while a dependent variable is measured to see how it responds to changes in the independent variable.

Front

What is the significance of a control group in an experiment?

Back

A control group serves as a baseline to compare the effects of the independent variable.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with the help of chlorophyll.