Umm What is that supposed to be
<h2>Answer and Explanation </h2>
Predators and prey play important role in an ecosystem because if we remove predators from the food chain, prey population explodes. If we remove prey from the food chain then predators will die due to lack of food. They both are important for each other. If anyone of them is removed then the whole ecosystem will be destroyed. This will distrube the entire nature which is running in a cycle.
No they can not
Glad I could help