Food Chain CK-12
Energy flow through an ecosystem is __________.
Directional
A food web is also called a food recycle.
FALSE
Food chains are isolated relationships between consumers and producers and cannot intersect with each other. In other words, any given consumer can only eat one type of producer.
FALSE
In a food web, the arrows point from one organism to the organism it eats.
False
According to the food web above, which of the following accurately depicts a food chain from the food web?
Phytoplankton → sand lance → puffin
Food chains explain how energy and matter move through ecosystems.
TRUE
In a food web, links represent
all of the above
A food web is a diagram of feeding relationships that includes multiple intersecting food
chains
Which of the following is an example of a consumer?
fish
What demonstrates the flow of energy and materials through ecosystems in a single pathway?
food chain