Biology

The correct answer is: C. By removing key species from the food chain.

Poaching can significantly disrupt the balance of an ecosystem by removing key species, especially apex predators, large herbivores, or other critical organisms. The removal of these species can cause cascading effects throughout the food web, leading to imbalances in predator-prey relationships, changes in species composition, and the loss of ecosystem services that those species provide.

The other options are incorrect:

A. By causing an overabundance of certain species: Poaching often removes species from the ecosystem, which can reduce their populations. This ...