Introduction to Biotechnology: JAMB Agricultural Science Questions, Answers & Notes

What Introduction to Biotechnology covers in the JAMB Agricultural Science syllabus

Biotechnology is the use of living organisms (or their products) to make useful products or improve processes. Traditional biotechnology includes fermentation using microbes — yeast in baking/brewing, and making yoghurt, cheese and local foods/drinks. Modern biotechnology often involves genetic engineering — the artificial manipulation of an organism's genes — producing genetically modified organisms (GMOs), and tissue culture, which grows large quantities of disease-free, identical plants from small tissue pieces. In agriculture, biotechnology develops high-yielding, disease/pest-resistant and stress-tolerant crops (e.g. herbicide-resistant GM crops) and improved animal breeds, boosting food production; in medicine it produces vaccines, antibiotics and insulin. GMOs raise safety, ethical and environmental concerns, so biotechnology should be used with care. Overall it improves crops, animals and productivity and boosts food supply.

For Introduction to Biotechnology, JAMB expects you to be able to:

• Define biotechnology and distinguish traditional and modern forms
• Explain genetic engineering, GMOs and tissue culture
• State applications in agriculture/medicine and concerns about GMOs

Key facts & revision notes: Introduction to Biotechnology

These are the recurring points our Introduction to Biotechnology questions test — revise them until each feels automatic, then practise the questions above to lock them in.

• Biotechnology uses living organisms (or their parts/products) to make useful products or improve processes.
• Traditional biotechnology includes using yeast (a microbe) in baking bread and brewing.
• Modern biotechnology often involves manipulating genes (genetic engineering).
• Genetic engineering is the artificial alteration/manipulation of an organism's genes.
• A GMO is an organism whose genetic material has been artificially changed.
• Tissue culture grows many identical plants from small pieces of tissue in a laboratory.
• Biotechnology helps develop improved, high-yielding, disease/pest-resistant crops and animals.
• Biotechnology can produce crops resistant to pests, diseases and harsh conditions (e.g.
• Using microbes (fermentation) to make yoghurt, cheese and other products is a form of biotechnology.
• Biotechnology is used in medicine to produce vaccines, antibiotics, insulin and other products.
• Concerns about GMOs include possible effects on human health, biodiversity and the environment.
• Biotechnology can produce animal breeds with higher productivity and better disease resistance.
• Fermentation to make local foods and drinks is traditional biotechnology.
• Biotechnology develops higher-yielding, stress-resistant crops, helping increase food production.
• Copying and manipulating genes/DNA is part of genetic engineering (a modern biotechnology).
• Tissue culture rapidly produces large quantities of disease-free, uniform planting material.
• Biotechnology contributes to agriculture, medicine, industry and environmental management.
• A herbicide-resistant GM crop lets farmers spray to control weeds without harming the crop.
• Biotechnology (especially GMOs) should be used carefully due to safety and ethical concerns.
• Biotechnology improves crops, animals and productivity, boosting food supply.

Worked examples

Three Introduction to Biotechnology questions with the answer and a short explanation, so you can see how the topic is set before you practise the full set.

How Introduction to Biotechnology is tested in JAMB Agricultural Science

Our Introduction to Biotechnology bank holds 20 questions (8 medium, 12 hard). JAMB Agricultural Science typically returns to Introduction to Biotechnology year after year, so steady practice on this topic is high-value revision. Questions are multiple-choice with four options, and at UTME pace you get roughly 40 seconds each — which is why timed practice matters.

How to answer Introduction to Biotechnology questions

Work the stem first and predict the answer before you look at the options; then eliminate the ones that contradict the key facts above. Watch for “which is not…”, “all of the above” and “except” style stems, which are where rushed candidates lose easy marks on Introduction to Biotechnology. If a calculation or a precise definition is involved, work it from first principles rather than guessing from a half-remembered rule. When two options look right, re-read the stem for the qualifier that separates them — JAMB rarely repeats an option by accident. If you are still unsure, eliminate the two weakest choices to lift your odds, flag the question, and move on; never burn a full minute on one Agricultural Science item when the exam gives you about forty seconds each. Then come back to flagged questions with whatever time remains. The single most reliable way to get faster at Introduction to Biotechnology is repeated timed practice, so use the button above until the recurring patterns feel automatic.

Common mistakes to avoid in Introduction to Biotechnology

The errors that cost marks on Introduction to Biotechnology are usually careless rather than conceptual: misreading a negative stem, confusing two similar terms, or rushing a definition you actually know. Candidates also over-rely on “expo” and last-minute cramming instead of understanding the topic — which fails the moment JAMB rephrases a familiar idea. Treat every option as a claim to be checked against the facts above, keep your working tidy for any calculation, and don’t change a considered answer on a hunch. Above all, revise Introduction to Biotechnology actively by answering questions, not just by re-reading notes — recall under time is what the exam rewards.

Frequently asked questions

Is Introduction to Biotechnology part of the JAMB Agricultural Science syllabus?

Yes. Introduction to Biotechnology is a recognised topic in the JAMB Agricultural Science syllabus, covering define biotechnology and distinguish traditional and modern forms. You should be able to recall its key facts and apply them to multiple-choice questions.

How many Introduction to Biotechnology questions can I practise on Belmadeng?

There are 20 original, JAMB-standard Introduction to Biotechnology questions in our free bank, each with the correct answer and a worked explanation. You can practise them untimed or as a timed test.

What are the most important points to know about Introduction to Biotechnology?

Biotechnology is the use of living organisms (or their products) to make useful products or improve processes. Traditional biotechnology includes fermentation using microbes — yeast in baking/brewing, and making yoghurt, cheese and local foods/drinks. Modern biotechnology often involves genetic engi…

How do I answer Introduction to Biotechnology questions quickly in JAMB?

Read the stem carefully, eliminate clearly wrong options, and match the remaining choices to the key facts for Introduction to Biotechnology. Practising timed Introduction to Biotechnology questions builds the speed you need for UTME's pace of about 40 seconds per question.

Are these JAMB Agricultural Science Introduction to Biotechnology questions past questions or original?

They are original questions written to JAMB (UTME) standard and mapped to the official syllabus — not reproduced past papers. This keeps them legal to use freely while closely mirroring how the real exam tests the topic.

Where can I practise Introduction to Biotechnology questions free without signing up?

Right here — tap “Start Introduction to Biotechnology practice” on this page to begin instantly. Belmadeng's CBT practice is completely free and needs no sign-up, download or subscription.

About these questions: original, JAMB-standard items written from the official UTME Agricultural Science syllabus (last reviewed 2026-09-18). Belmadeng is an independent study platform and is not affiliated with JAMB. Spotted an error? Use the report link.