Define a food web. State its significance for an ecosystem.

(N/A) food web is a complex network of interconnected food chains that shows the feeding relationships among various organisms in an ecosystem.
Significance for an ecosystem:
$1$. It maintains ecological balance by ensuring the interdependence of different organisms.
$2$. It provides stability to the ecosystem by offering alternative food sources for consumers if one population declines.
$3$. It helps in the flow of energy and the cycling of nutrients through different trophic levels.