what effects has modern technology had on the way food is produced?什麽意思？

直述句是
Modern technology has had (what) effects on the way food is produced.
現代科技在食物生產的方式上造成了那些影響?

have an effect on something or someone 對...產生影響
The radiation leak has had a disastrous effect on/upon the environment.
核輻射外泄給環境帶來了災難性的影響。
http://dictionary.cambridge.org/dictionary/english-chinese-traditional/effect

現代科技對食物生產有神（已經有的）影響？

produced應該是指＂農產原料＂而不是指＂工業製造＂（像是餅乾／曲奇）之類的東東．

現代科技對食物的生產製造方式有何影響？