Pest Control

What is the most common sign of rodent infestation?

• AHoles in walls
• BBad smells only
• CDroppings (faeces) and gnaw marks✓
• DNoise at night

Answer: Rodent droppings (small, dark pellets) and fresh gnaw marks on packaging, wood, or wiring are the most reliable signs of infestation.

What health risks do pests pose in food businesses?

• AContamination with bacteria, fungi, and viruses
• BPhysical contamination (hairs, body parts)
• CAllergen issues
• DAll of the above✓

Answer: Pests contaminate food and surfaces with pathogens, leave physical contaminants, and can trigger allergen issues, creating multiple food safety hazards.

Which pest is most difficult to control in food businesses due to rapid reproduction?

• AFlies
• BCockroaches✓
• CRats
• DMice

Answer: Cockroaches are extremely difficult to control due to rapid reproduction rates, ability to hide in small gaps, and resistance to pesticides.

What type of pest leaves a greasy smear or grease mark on surfaces?

• AGrain weevils
• BFlies
• CRats
• DCockroaches✓

Answer: Cockroaches leave distinctive grease marks and smear trails as they travel along walls and surfaces, using their secretions as navigational aids.

How should waste and rubbish be stored to prevent pest infestation?

• ABurn the waste in an open incinerator at the back of the premises at the end of each working day
• BBury rubbish
• CStore in sealed containers, kept in a separate enclosed area, away from the main building✓
• DLeave the bins open beside the kitchen door so that staff can drop waste in quickly during service

Answer: Waste should be stored in sealed containers in a separate, enclosed, secure area away from the food preparation building to prevent pest access.

What is 'proofing' in relation to pest control?

• AProving that an infestation exists before calling a contractor
• BSealing all entry points and gaps to prevent pest entry✓
• CDocumenting each pest control visit and treatment in a logbook
• DTesting pesticides

Answer: Proofing involves sealing cracks, gaps, holes, and other entry points (especially around pipes, doors, windows) to prevent pest entry.

How frequently should pest control surveys be conducted in a food business?

• AOnly when a member of staff actually sees a live pest in the building
• BRegular intervals, typically monthly or quarterly, depending on risk✓
• CNever necessary
• DOnce per year

Answer: Regular pest control monitoring (monthly to quarterly) allows early detection of infestation before it becomes a major problem.

What should be done if a food business discovers signs of pest infestation?

• AIgnore it if no pest is seen
• BClose the business immediately
• CReport to the manager; isolate affected food; call professional pest control✓
• DBuy an over-the-counter pesticide and treat the affected area before telling anyone

Answer: Any sign of infestation must be reported, affected food must be isolated/discarded, and a professional pest control service should be engaged immediately.

What type of fly is commonly a problem in food businesses?

• AFruit flies (Drosophila)
• BBluebottles and greenbottles (blow flies)
• CHouseflies
• DAll of the above✓

Answer: All three types are problematic: fruit flies breed in fermented matter, blow flies in decomposing material, and houseflies on any organic matter.

How should raw meat and fish be stored to minimise pest attraction?

• AIn open displays
• BIn dedicated rooms with sealed entry✓
• CIn sealed containers stored beside the dry goods to save chiller space
• DStorage makes no difference

Answer: Raw meat and fish should be in sealed, pest-proof containers in dedicated storage areas with controlled access to minimise pest attraction.

What is the main disadvantage of using poison baits in a food preparation area?

• AThey have no effect at all on cockroaches or flying insects
• BThey cost too much
• CThey are completely ineffective against rodents and insects alike
• DDead pests may contaminate food or surfaces✓

Answer: Poison baits carry the risk of dead pests contaminating food or surfaces. They should only be used in secured bait stations outside food areas.

Which pest-induced food contamination is most likely to cause haemolytic uremic syndrome (HUS)?

• ACockroach-transmitted Shigella
• BRodent-borne Hantavirus
• CFly-transmitted Salmonella
• DCockroach-transmitted E. coli✓

Answer: Cockroaches can transmit E. coli O157:H7, which produces Shiga toxin and can cause HUS, a potentially fatal condition particularly in children.

What structural features help prevent rodent entry into a building?

• AOpen ventilation
• BWood panelling
• CLarge gaps around pipes and utilities
• DSealed entry points, smooth wall surfaces, elimination of harbourage areas✓

Answer: Prevention requires sealed entry points, smooth surfaces (no ledges for climbing), elimination of hiding places, and minimal gaps in walls and floors.

How long is the reproduction cycle of the German cockroach?

• ASeveral weeks to 3 months✓
• BSeveral months
• COver a year
• DAbout 6-8 weeks

Answer: German cockroaches reproduce every 6-12 weeks, allowing populations to explode rapidly. This is why early detection and professional control are critical.

What is a 'harbourage' in relation to pest control?

• AFood storage area
• BA hiding place where pests can shelter and breed✓
• CA pest control company
• DAn infestation area

Answer: Harbourages are spaces where pests hide and breed: cracks, gaps, under equipment, cluttered areas. Removing harbourages is essential for pest control.

Under the Food Safety Act 1990, what responsibility does a food business have regarding pest control?

• AOnly required if pests are seen
• BPests are the customer's responsibility
• CMust implement pest control measures and keep records✓
• DA matter of good practice, not law

Answer: The Food Safety Act requires food businesses to implement pest control measures and maintain documentation of their pest management program.

What should be done with food that has been exposed to pests?

• ACook it at a high temperature to destroy anything the pests left behind
• BDiscard all affected food✓
• CEat the parts that weren't touched
• DWash it thoroughly under running water before it is served

Answer: All food with evidence of pest contact must be discarded. Pest contamination is unpredictable and cannot be made safe by washing or cooking.

What is the purpose of a pest control contract with a professional company?

• ATo avoid responsibility
• BTo ensure regular monitoring, treatment, and documentation of pest control activities✓
• CIt's optional
• DSimply to have someone to telephone who will respond once an infestation has been found

Answer: A professional pest control contract provides regular monitoring, preventive treatments, expert identification, and documentation required by food safety law.

How can flies be prevented from entering a food business?

• AOpen windows and doors
• BSpray large amounts of insecticide around the doors and windows at the start of each day
• CUse air curtains; fit door closers; use insect screens; eliminate breeding sites✓
• DNo prevention is possible, so flies simply have to be swatted as they appear in the kitchen

Answer: Prevention includes: air curtains at doors, automatic door closers, fitted insect screens, and elimination of breeding sites (organic waste, drains).

What is the significance of drain maintenance in pest control?

• ADrains only carry waste water away and have no bearing on pest activity
• BPest control contractors never treat drains, as these are the water company's responsibility
• CDrains don't affect pests
• DBlocked drains provide breeding sites for flies and attract rodents✓

Answer: Blocked or dirty drains are ideal breeding grounds for flies and attract rodents. Regular drain cleaning and maintenance are essential for pest control.