Phytoremediation is showing promise as a sustainable, cost-effective way to decontaminate soil and water. In the case of a hyperaccumulater such as Thlaspi caerulescens, however, what might be a drawback of the technology?
Herbivores that eat the plant may be poisoned.
Carnivores that eat the herbivores that eat the plant may be poisoned.
The third and fourth responses are correct.