Question

is this a thesis statement?
genetically modifying plants can make them more pest - resistant and increase growth, so it is essential for farmers to grow genetically modified food crops.
yes
no

Explanation:

A thesis statement presents a claim and provides a reason or basis for it, and also guides the direction of an essay. The given statement claims that it is essential for farmers to grow genetically modified food crops, and provides the reason that genetically modifying plants can make them more pest - resistant and increase growth. So it functions as a thesis statement.

Answer:

yes