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Alabama HVAC/HPC Contractor Exam – Practice Questions and Correct Answers for State Licensing Preparation

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This document contains Alabama HVAC/HPC contractor exam practice questions with correct answers covering heating, ventilation, air conditioning, refrigeration systems, electrical diagnostics, safety standards, and Alabama licensing requirements. The material is designed to help contractors, technicians, and students prepare for the Alabama HVAC/HPC certification and state contractor examination. Topics include load calculations, duct systems, refrigerant handling, mechanical codes, controls, combustion systems, troubleshooting procedures, and workplace safety practices. The questions reflect the format and technical knowledge commonly tested on Alabama HVAC/HPC licensing exams.

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alabama hpc with questions and answers
ants are known to use a number of chemical pheromones to communicate between individuals
within the same colony. - CORRECT ANSWERS-trail pheromones, sex pheromones, or alarm
pheromones.


social wasps include: - CORRECT ANSWERS-paper wasps, hornets, and yellowjackets.



oderous house ant is a common indoor species, gives off a very unpleasant odor when crushed. -
CORRECT ANSWERS-true



large yellow ant, which may swarm around foundations early spring and be mistaken for termites, smells
like oil of citronella when crushed. - CORRECT ANSWERS-true



control of ground-nesting yellowjacket nests can often be done safely during the daytime, but will
generally create fewer safety concerns when the job is done at night time. - CORRECT ANSWERS-true



The smallest common Vespid wasps are yellowjackets. Most species typically build their nests
underground. - CORRECT ANSWERS-true



wasps differ from bees in that mosts wasps feed their young animal matter, spiders, or meat particles,
and not pollen. - CORRECT ANSWERS-true



winged forms of ants, called alates or swarmers, leave the nest at suitable times to mate. - CORRECT
ANSWERS-true



ant colonies include the following members: - CORRECT ANSWERS-workers, one or more reproductives,
eggs, larvae, and pupae.



galleries of carpenter ants, excavated in wood, often resemble work of termites. - CORRECT ANSWERS-
distinguished by their entirely clean and sandpapered appearance.

, fire ants are active and aggressive, and may kill young wildlife, or produce sores or nausea in humans. -
CORRECT ANSWERS-true



four species of fire ants: - CORRECT ANSWERS-southern fire ant, the fire ant, red imported fire ant, and
the black imported fire ant.



the successful management of ants often requires an exact identification of the species involved. -
CORRECT ANSWERS-true



reason for starting new ant colonies is low is: - CORRECT ANSWERS-predation, competition within
species, enviromental extremes



the red imported fire ant: - CORRECT ANSWERS-aggressively defends its colony, typically nests in the
soil, and is an important agricultural and urban pest.



ants may affect us diversely by: - CORRECT ANSWERS-contamination food, stinging and biting, and
causing serious structural damage.



characteristics of ants - CORRECT ANSWERS-elbowed antennae and pedicel



control of hornets and yellowjackets should be attempted during the nightime hours because: -
CORRECT ANSWERS-aggressively defend their nests during the daytime and the whole colony is in the
nest at night.



2 problems that may arise following control of honey bee colonies in wall voids. - CORRECT ANSWERS-1.
large amounts of wax and honey may collect within the wall.

2. Presence of honey in the wall void will attract foraging worker bees from other honey bee colonies.

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