The use of biotechnological approaches for the improvement of crop plants has been more controversial than their use to prepare medically useful products. Why?

Answer: it carries some scientific risks with it, eventhough it increases the production of food but there are so much negative effect that makes so many people have some concerns if this is a right way to increase food production, some people consider it unethical and dangerous, provided it can be the one which may cause us some downfall health wise.

These are the main concerns:

A) food produced through this method or process contains transgenes ...

B) Crops are grown outside, and there is a chance that a transgene could escape to other organisms.

C) Herbicide-resistance could spread to weed species.

D) Beneficial insects could be harmed by plants expressing the Bt toxin.

Explanation:

What are the risks of biotechnology?

- it has more risk when compared to other scientific fields, there are microbes which can't be detected but which are very dangerous.

There are some consequences that may not be predicted which may be beyond what human beings can control, which will cause a threat to survival.