CA BRANCH 3 MAIN EXAMS SET 2025/2026 QUESTIONS
WITH ANSWERS RATED A+
✔✔Black polycaon - ✔✔Emergence holes are about 1/4th inch in diameter.
Attacks softwoods, several hardwoods and plywood.
✔✔Black polycaon - ✔✔Rarely reinvest
✔✔Lead cable borer - ✔✔Reddish to black; Prefer hardwoods, especially oak
They will attack wine corks, newly painted houses, bore through lead and telephone
cables, and asphalt roofing tiles
Will reinfest.
✔✔Bamboo borer - ✔✔Brown, 1/8th inch long, head not visible from above.
✔✔Bamboo borer - ✔✔Female lays eggs on surfaces or in crevices.
✔✔Bamboo borer - ✔✔Very damaging to bamboo furniture, poles and ornaments. Will
also attack drugs, stored grains and flour.
✔✔Bamboo borer - ✔✔Will reinfest (until it reduces the inner areas to fine powder)
✔✔Shower test with dam - ✔✔Plug drain and fill the base to within 1 inch of the top of
shower dam and let it set for 15 mins.
✔✔Shower test without dam - ✔✔No dam or it's less than 2 inches high, test by running
water for minimum of 5 mins.
✔✔Showers over finished ceilings - ✔✔Don't have to water test, but if water stains are
evident on ceilings below, must recommend further inspection and testing (usually by a
licensed plumber)
✔✔Termite life cycle - ✔✔Gradual metamorphosis (egg, nymph, adult)
✔✔Termite instars - ✔✔6 instars
✔✔Drywood colony size - ✔✔2,500
✔✔Dampwood colony size - ✔✔4,000
✔✔Subterranean colony size - ✔✔Hundreds of thousands
✔✔Formosan colt size - ✔✔As high as 6.8 million
, ✔✔Height of riser - ✔✔Called a unit rise
✔✔Width of tread - ✔✔Called the unit run
✔✔Risers should be no more than - ✔✔8 1/4th inch
✔✔Stringers typically made using - ✔✔2 x 12
✔✔Head Room - ✔✔At least 6' 8"
✔✔A landing must be - ✔✔Minimum of 4' x 4'
✔✔Powderpost termite - ✔✔Cause damage to structures as well as furniture
✔✔Powderpost termite - ✔✔Live in Drywood, enter through tiny openings and excavate
galleries as Drywood termites do.
✔✔Powderpost termite - ✔✔Galleries are frequently filled with a fine powder and are
not kept clean.
✔✔Powderpost termite - ✔✔Droppings are hard, elongated and oval, have rounded
ends and have six conclaves sides.
✔✔Powderpost termite - ✔✔Occasionally see shelter tubes constructed of fecal pellets
cemented together to build a bridge over to an adjacent piece of wood.
✔✔Powderpost termite - ✔✔Eat across the grain and make chambers or galleries which
are connected by tunnels.
✔✔Powderpost termite - ✔✔Live in Drywood and obtain their moisture from the wood
they eat.
Colonies are small and may only have a few thousand members.
✔✔Cerci - ✔✔Used to provide termites with a sense of smell.
✔✔Subterranean termites - ✔✔Pick their spot and excavate a small cell in moist soil,
under wood.
✔✔Drywood Termites - ✔✔Look for piece of wood to enter (cracks, knot holes or joists
between pieces of wood), once entered, the wood is sealed with a plug of brown
cement-like material.
✔✔Drywood Termites - ✔✔No distinct worker case.
WITH ANSWERS RATED A+
✔✔Black polycaon - ✔✔Emergence holes are about 1/4th inch in diameter.
Attacks softwoods, several hardwoods and plywood.
✔✔Black polycaon - ✔✔Rarely reinvest
✔✔Lead cable borer - ✔✔Reddish to black; Prefer hardwoods, especially oak
They will attack wine corks, newly painted houses, bore through lead and telephone
cables, and asphalt roofing tiles
Will reinfest.
✔✔Bamboo borer - ✔✔Brown, 1/8th inch long, head not visible from above.
✔✔Bamboo borer - ✔✔Female lays eggs on surfaces or in crevices.
✔✔Bamboo borer - ✔✔Very damaging to bamboo furniture, poles and ornaments. Will
also attack drugs, stored grains and flour.
✔✔Bamboo borer - ✔✔Will reinfest (until it reduces the inner areas to fine powder)
✔✔Shower test with dam - ✔✔Plug drain and fill the base to within 1 inch of the top of
shower dam and let it set for 15 mins.
✔✔Shower test without dam - ✔✔No dam or it's less than 2 inches high, test by running
water for minimum of 5 mins.
✔✔Showers over finished ceilings - ✔✔Don't have to water test, but if water stains are
evident on ceilings below, must recommend further inspection and testing (usually by a
licensed plumber)
✔✔Termite life cycle - ✔✔Gradual metamorphosis (egg, nymph, adult)
✔✔Termite instars - ✔✔6 instars
✔✔Drywood colony size - ✔✔2,500
✔✔Dampwood colony size - ✔✔4,000
✔✔Subterranean colony size - ✔✔Hundreds of thousands
✔✔Formosan colt size - ✔✔As high as 6.8 million
, ✔✔Height of riser - ✔✔Called a unit rise
✔✔Width of tread - ✔✔Called the unit run
✔✔Risers should be no more than - ✔✔8 1/4th inch
✔✔Stringers typically made using - ✔✔2 x 12
✔✔Head Room - ✔✔At least 6' 8"
✔✔A landing must be - ✔✔Minimum of 4' x 4'
✔✔Powderpost termite - ✔✔Cause damage to structures as well as furniture
✔✔Powderpost termite - ✔✔Live in Drywood, enter through tiny openings and excavate
galleries as Drywood termites do.
✔✔Powderpost termite - ✔✔Galleries are frequently filled with a fine powder and are
not kept clean.
✔✔Powderpost termite - ✔✔Droppings are hard, elongated and oval, have rounded
ends and have six conclaves sides.
✔✔Powderpost termite - ✔✔Occasionally see shelter tubes constructed of fecal pellets
cemented together to build a bridge over to an adjacent piece of wood.
✔✔Powderpost termite - ✔✔Eat across the grain and make chambers or galleries which
are connected by tunnels.
✔✔Powderpost termite - ✔✔Live in Drywood and obtain their moisture from the wood
they eat.
Colonies are small and may only have a few thousand members.
✔✔Cerci - ✔✔Used to provide termites with a sense of smell.
✔✔Subterranean termites - ✔✔Pick their spot and excavate a small cell in moist soil,
under wood.
✔✔Drywood Termites - ✔✔Look for piece of wood to enter (cracks, knot holes or joists
between pieces of wood), once entered, the wood is sealed with a plug of brown
cement-like material.
✔✔Drywood Termites - ✔✔No distinct worker case.
