According to a study, Chinese farmers growing rice that has been genetically ___________ to enhance insect resistance reduced their pesticide use by 80 percent. In addition, the genetically modified (GM) rice seed boosted crop production by almost 10 percent.
A: diminished
B: allergic
C: modified
D: traits
A: diminished
B: allergic
C: modified
D: traits
举一反三
- For the study, two types of rice were genetically altered to resist two common insect ___________, which usually require heavy use of pesticides to control. A: pests B: traits C: conventional D: skeptics
- According to a study finished in 2011, what percent of the groundwater in cities was polluted? A: Over 90 percent. B: 20 percent. C: 64 percent.
- A genetically modified organism (GMO) is any organism whose genetic material has been altered using genetic engineering techniques (i.e., a genetically engineered organism).
- Genetically modified seeds __________________ in the U.S. since 1996 A: have been grown B: has been grown C: have grown D: has grown
- People's concern over genetically modified food has ____ a global debate. A: increased B: provoked C: set about D: reduced