Writing Task 2 · Opinion (agree or disagree)

Genetically modified crops: advantages and disadvantages of food technology: IELTS Writing Task 2 sample answer

An IELTS Writing Task 2 opinion essay question with a Band 8 sample answer, the plan behind it, the vocabulary that lifts it and what an examiner looks for.
  • 257 words
  • Opinion (agree or disagree)
  • General Training
  • 40 minutes

The question

Genetic engineering allows scientists to modify crops. What are the advantages and disadvantages of genetically modified food?

About 40 minutes. Write at least 250 words.

Opinion (agree or disagree)

Plan before you write

  1. 1

    Your position

    While genetic engineering offers significant benefits for food security, these are counterbalanced by potential ecological and health risks.

  2. 2

    Paragraph 2

    The primary advantage of genetically modified crops lies in their enhanced resilience and increased nutritional content.

  3. 3

    Paragraph 3

    Conversely, the widespread adoption of these crops presents serious concerns regarding biodiversity and long-term human health impacts.

  • →State a clear position in the last sentence of the introduction and keep it to the end.
  • →Two body paragraphs that each give one reason for that position, with an example.
  • →A partial position is fine if it is stated precisely; a position that drifts is what caps task response at 6.

Model answer

Band 8 sample essay

Band 8257 words · use the structure and vocabulary, not the sentences

The scientific capacity to alter the genetic composition of crops has sparked considerable debate regarding the future of agriculture. Whilst this technology promises to address global food shortages, it also introduces complex ethical and environmental challenges that cannot be overlooked.

The primary advantage of genetically modified crops lies in their enhanced resilience and increased nutritional content. Through genetic modification, scientists have developed plant varieties that are resistant to harsh weather conditions and common pests, which significantly boosts agricultural productivity. For instance, the development of Golden Rice, which is fortified with vitamin A, demonstrates how bioengineering can mitigate malnutrition in developing nations where rice is a staple food source.

Conversely, the widespread adoption of these crops presents serious concerns regarding biodiversity and long-term human health impacts. There is apprehension that cross-pollination between modified plants and wild relatives might lead to the emergence of herbicide-resistant weeds, effectively disrupting local ecosystems. Furthermore, critics argue that the lack of extensive longitudinal studies leaves the potential allergenicity or toxicological effects of consuming these foods uncertain. For example, the intensive use of specific chemicals required for GM crop cultivation has been linked to declining insect populations in several agricultural regions.

In summary, the integration of genetic engineering into food production offers a powerful tool for improving global food security, yet it carries substantial risks to the environment and human safety. A cautious approach, governed by rigorous scientific oversight and transparent regulation, is essential to ensure that the benefits of this technology do not come at the cost of ecological stability or public health.

Examiner's view

Why this scores Band 8

This essay achieves Band 8 by maintaining a clear, sophisticated argument with well-developed ideas and precise vocabulary. A Band 6 response typically fails to address both sides equally, relies on repetitive or simplistic arguments, and often lacks the cohesive structure demonstrated here.

Now write it yourself, against the clock

Forty minutes, then a band for task response, coherence, vocabulary and grammar from BandLadder AI, with the sentences that cost you marks highlighted.

Write it and get a band free →

8 words

Vocabulary from the essay

  • mitigate

    to make something less severe or harmful

  • staple food

    a basic food eaten regularly by many people

  • longitudinal

    involving study over a very long period

  • allergenicity

    the capacity to cause an allergic reaction

  • resilience

    the ability to recover quickly from difficulties

  • bioengineering

    using biological science to create new products

  • cross-pollination

    transfer of pollen between different plant types

  • oversight

    the process of watching or supervising something

More words for this topic: IELTS vocabulary for technology.

Frequently asked questions

What type of essay is "Genetically modified crops: advantages and disadvantages of food technology"?+

Opinion (agree or disagree). State a clear position in the last sentence of the introduction and keep it to the end.

How many words should an IELTS Writing Task 2 essay be?+

At least 250 words, in about 40 minutes. This sample is 257 words, written to fit that time with five minutes left to check grammar.

How is IELTS Writing Task 2 scored?+

On four criteria: task response, coherence and cohesion, vocabulary, and grammatical range and accuracy. Task 2 counts for twice as much as Task 1 in your Writing band.

What is the difference between a Band 6 and a Band 8 answer here?+

This essay achieves Band 8 by maintaining a clear, sophisticated argument with well-developed ideas and precise vocabulary. A Band 6 response typically fails to address both sides equally, relies on repetitive or simplistic arguments, and often lacks the cohesive structure demonstrated here.

Keep practising

More sample essays

© 2026 BandLadder. Written and checked by the BandLadder team. You may quote or cite this page with credit to BandLadder and a link to it; republishing it in full needs our written permission. Content use policy

Write it and get a band free