Food & Agriculture

Genetically Modified Crops

The question
Genetically modified (GM) crops are increasingly used in agriculture. Do the advantages of GM crops outweigh the disadvantages?

Band 9 model answer

Genetic modification has transformed modern agriculture by enabling scientists to engineer crops with desirable traits. While critics warn of unforeseen consequences, I believe the advantages of these crops decisively outweigh the drawbacks, particularly in a world facing mounting food pressures.

The principal benefit is enhanced productivity. GM varieties can be engineered to resist pests, tolerate drought and ripen more reliably, allowing farmers to harvest larger quantities from the same plot of land. In regions plagued by famine, drought-resistant strains can mean the difference between sufficiency and starvation. Additionally, crops fortified with vitamins, such as golden rice, address nutritional deficiencies that blight millions of lives, offering a humanitarian dividend that conventional breeding cannot match.

Opponents raise legitimate concerns about ecological and health risks. They argue that modified genes may spread to wild plants, disrupting fragile ecosystems, and that the long-term effects on human health remain insufficiently understood. There are also fears that powerful corporations could monopolise seed supplies, leaving smallholders dependent and vulnerable. These anxieties deserve careful regulation rather than outright dismissal.

Nevertheless, decades of cultivation have produced no credible evidence that GM food harms consumers, and rigorous oversight can contain environmental hazards. Given that the global population continues to swell while arable land shrinks, rejecting a proven tool for boosting yields would be reckless. On balance, the capacity of genetically modified crops to strengthen food security and combat malnutrition far surpasses the manageable risks they pose, provided governments enforce robust safeguards.

Examiner’s notes

Power words for this topic

fortified
strengthened by adding nutrients
In a sentenceThe cereal is fortified with iron.
monopolise
to control something completely and exclude others
In a sentenceFirms could monopolise the seed market.
arable
suitable for growing crops
In a sentenceArable land is becoming scarce.
dividend
a benefit gained from an action
In a sentenceEducation pays a long-term dividend.