Ecology Review

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants, algae, and some bacteria convert light energy (usually from the sun) into chemical energy in the form of glucose, using carbon dioxide and water.

Front

What does photosynthesis turn radiant energy into?

Back

Photosynthesis turns radiant energy into chemical energy.

Front

What are the products of photosynthesis?

Back

The products of photosynthesis are glucose and oxygen.

Front

What is a dichotomous key?

Back

A dichotomous key is a tool that allows the identification of organisms based on a series of choices that lead the user to the correct name of a given item.

Front

What is a false statement about dichotomous keys?

Back

Dichotomous keys do not help you locate organisms; they are used to identify them based on physical traits.

Front

What are some threats to biodiversity?

Back

Threats to biodiversity include overfishing, pollution, habitat destruction, and commercial farming.

Front

Which of the following is not a threat to biodiversity?

Back

Creating national parks is not a threat to biodiversity; it helps protect ecosystems.

Front

What happens in a food web when a species decreases in number?

Back

A decrease in one species can lead to an increase in its prey and a decrease in its predators.

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 web.

Front

What is the significance of biodiversity?

Back

Biodiversity is important for ecosystem stability, resilience, and the provision of ecosystem services.