a series of living creatures in which each type of creature feeds on the one below it in the series
Example:
- Insects are fairly low down (on) the food chain.
- Pesticides work their way up the food chain from plants, through insects and birds to humans.
- efforts to ensure that dioxins do not enter the food chain
a system or structure in which the people or organizations that are part of it are seen as having different levels of importance, success, etc.
Example:
- These guys are at the top of the food chain when it comes to earnings.
the series of stages that food passes along as it goes from being grown or produced to being sold and then eaten
Example:
- They are focused on ensuring that contaminated crops do not enter the food chain.