STAAR Review 8th grade Ecology

Front

What is an artificial reef?

Back

An artificial reef is a man-made structure placed in the ocean to promote marine life, enhance fish populations, and provide habitat for various species.

Front

What is competition in ecology?

Back

Competition is an interaction between organisms where they vie for the same resources, such as food, territory, or mates.

Front

What resource do plants compete for when planted close together?

Back

Plants compete for nutrients from the soil, sunlight, and water when they are planted close together.

Front

What did Darwin conclude about the finches on the Galapagos Islands?

Back

Darwin concluded that the finches evolved from a common ancestor on the mainland, adapting to different environments.

Front

What is a primary consumer?

Back

A primary consumer is an organism that eats producers (plants) to obtain energy, typically herbivores.

Front

What is a secondary consumer?

Back

A secondary consumer is an organism that eats primary consumers, often carnivores or omnivores.

Front

What is mutualism?

Back

Mutualism is a symbiotic relationship where both organisms benefit from the interaction.

Front

What is commensalism?

Back

Commensalism is a relationship where one organism benefits while the other is neither helped nor harmed.

Front

What is a food web?

Back

A food web is a complex network of feeding relationships among various organisms in an ecosystem.

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.