Hydroponic Solution Monitoring

Free to try, no login

Read the situation below and write an email in response. You have 9 minutes. You should write 80–120 words.

You are a technical assistant working in an urban agriculture research facility. You recently noticed an imbalance in the automated nutrient solution supplied to the experimental hydroponic lettuce beds, which appears to have slowed crop growth over the past week. Write an email to the greenhouse facility manager to explain the issue.

Describe the fault observed in the automated nutrient delivery system.
Explain the negative effect this has had on the experimental crop.
Propose a schedule for recalibrating the sensors and flushing the reservoirs.

Your answer

0 words · target 50–120 · 9 minutes in the test · spell-check is off, as in the test

Questions 2–3

Read the situation below and write an email in response. You have 9 minutes. You should write 80–120 words.

Read them here; log in to answer and check them.

Botanical Garden Bog Display

You volunteer at a community botanical garden that is preparing a new outdoor display featuring carnivorous plants, such as pitcher plants and sundews. You need specific supplies to ensure the soil acidity and moisture levels remain optimal before the public opening next month. Write an email to the garden coordinator.

Explain why specialised peat-free substrate and rainwater collection are necessary.
Inquire about the delivery timeline for these essential planting materials.
Offer to lead an educational demonstration during the opening weekend.

Floriculture Photoperiod Lighting Schedule

You work as a junior horticulturist at a commercial nursery that produces flowering chrysanthemums. You have observed that the supplemental blackout curtains and timer-controlled lighting are not syncing correctly, which threatens to disrupt the photoperiod needed to trigger flower budding. Write an email to your senior supervisor.

Detail the timing discrepancy between the blackout curtains and supplemental lamps.
Outline the risk this presents to the scheduled flowering phase.
Recommend contacting the electrical maintenance contractor for an urgent inspection.

Want to answer the other 2?

Log in to practise Write Email in the BandLadder app: the full question bank, instant scoring the way Pearson marks it, and answer explanations.

Ready for the whole test?

Take a full PTE mock with every question type, the real timings and a score on Pearson's 10–90 scale the moment you finish.

Try a free PTE mock →

Keep practising

More Write Email sets

Practise every PTE question type

✓Full question bank for every type
✓Instant scoring, marked the way Pearson does
✓BandLadder AI scoring for speaking and writing

Practise in the app

Free account · no card

© 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