PCA Exam- Insects Questions With 100% Correct Answers 2025/2026

PCA Exam- Insects Questions With 100% Correct Answers 2025/2026 Invertebrates - answer-animals without backbones What creatures are invertebrates? - answer-nematodes, snails, slugs, arthopods Arthropods - answer-jointed foot with external skeleton and jointed body parts Examples of arthopods - answer-insects, spiders, ticks, mites, crab, crayfish, shrimp, lobsters, centipedes, millipedes, scorpions, sowbugs How they infect humans - answer-parasites on livestock, poultry, and human beings invading internal tissues Herbivores - answer-invertebrates are herbivores and feed on growing plants Venomous spiders - answer-control harmful insects and other arthropods Beneficial athropods - answer-arthropods that attack, paratize, or serve as pollinators Methmorphosis - answer-caterpillars turn into moths or butterflies Problem with immatures - answer-usually the ones damaging the plants or products Insect body parts - answer-head, thorax, abdomen Insect head - answer-eyes and one pair of antennae, several pairs of appendagesInsect thorax - answer-3 pairs of legs, one or two pairs of wings Insect abdomen - answer-segmented, folded wings partially or completely cover abdomen Insect appendages - answer-tip of abdomen, pinchers, stingers Spider body parts - answer-head and thorax combine to cephalothorax Spider cephalothorax - answer-four pairs of legs, eyes, mouthparts, and fangs (chelicerae)