Answer:
The correct answer is - ethical, safety, bioterrorism and environmental concerns.
Step-by-step explanation:
Biotechnology is like any other field or technology comes with its benefits and challenges. It helps in various ways but also leads to many controversies and raises concerns among people and ecologists. The main concerns of biotechnology are ethical concerns, bioweapon or bioterrorism, environmental issues, and safety.
Ethical concern deals with the use of privileged information and exploiting it, Causes ecological harm, interfering with laws of nature, making bioweapons that can kill thousands and thousand of people and organisms.