Nevada C2 Test exam 2023/2024 with 100% correct answers

Arthropods - correct answer meaning jointed footed. they posses segmented body, jointed appendages, exoskeleton, growth involving molting arthropod characteristics - correct answer three body regions(head, thorax, abdomen), three pairs of legs(restricted to the thorax), one pair of antennae, wings usually in the adult stage CRUSTACEANS - correct answer crayfish,shrimp,sow bugs,pill bugs (five to seven legs,two body regions cephalothorax and abdomen, two pairs of antennae)(arthropod class) arachnids - correct answer spiders,ticks,mites,scorpions (four pair of legs, two body regions cephalothorax and abdomen, no antennae)(arthropod class) diplopods - correct answer Millipedes(elongate, usually rounded bodies,multiple body segments around 50, two pairs of legs on most body segments)(arthropod class) Chilopods - correct answer Centipedes(elongate,flattened bodies, 14-20 body segments one pair of legs per body segment)(arthropod class) Asexual reproduction - correct answer the female an produce eggs without a male sperm. Generally eggs are laid externally (some ants,bees and aphids) instars - correct answer after eggs hatch insects grow in a series of stages by shedding (molting) its exoskeleton incomplete metamorphosis - correct answer egg nymph adult(grasshoppers,crickets earwigs true bugs,aphids) complete metamorphosis - correct answer egg larva pupa adult(butterflies,moths,beetles,flies and lacewings) complete metamorphosis pupal stage - correct answer cocoon stage. a non feeding stage when the insect turns into an adult. Usually winged cockroaches - correct answer oval, flattened, fast moving. Can be brown, reddish brown, tan or black. Chewing mouth parts, flexible antennae and a broad saddle like plate(pronotum) that partially covers the head. Adults of most have wings. Roach growth - correct answer incomplete metamorphosis. Two to three months to complete their life cycle. E