Ecology

Front

What is a food web?

Back

A food web is an illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.

Front

Define a producer in an ecosystem.

Back

A producer is an organism that uses sunlight to make its own food.

Front

What type of relationship is parasitism?

Back

Parasitism is a type of relationship where one organism benefits at the expense of another.

Front

What role does a rabbit play in a food web?

Back

A rabbit is considered a primary consumer in a food web.

Front

What is the function of decomposers in an ecosystem?

Back

Decomposers break down and absorb nutrients from dead organisms.

Front

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

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass, while a food web is a complex network of interconnected food chains.

Front

What are the three main types of ecological relationships?

Back

The three main types of ecological relationships are mutualism, commensalism, and parasitism.

Front

What is the role of primary consumers in an ecosystem?

Back

Primary consumers are organisms that eat producers; they are the second trophic level in a food chain.

Front

Explain the concept of energy flow in an ecosystem.

Back

Energy flow in an ecosystem refers to the transfer of energy from one trophic level to another, starting from producers to various levels of consumers.

Front

What is the significance of decomposers in nutrient cycling?

Back

Decomposers play a crucial role in nutrient cycling by breaking down dead organic matter and returning essential nutrients to the soil.