91% PEST CONTROL OREGON STATE TEST PEST CHARACTERISTICS, EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+/

91% PEST CONTROL OREGON STATE TEST PEST CHARACTERISTICS, EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+/ What is the three segmented regions of a insects anatomy? - -The head, thorax, and abdomen True or false? All insects develop from eggs. - -True How many pairs of legs does an insect have? - -3 pairs What is Insect Growth Regulators (IGRs)? - -these are substances that imitate the action of certain insect hormones, which govern the insects growth and development. These chemicals are currently being used by pest management. What is the largest group of the animal kingdom, that makes up almost 90% of all known animal species? - -Arthropod's which include spiders, mites, ticks, centipedes, crabs, etc. What are some characteristics of the Arthropods that set them apart from others? - -1. A segmented body usually two or three segments. 2. Paired, segmented appendages, such as legs and antennae. 3. An external skeleton that is shed and renewed 4. Bilateral symmetry. This class has three distinct body regions, a pair of antennae, usually one or two pairs of wings, and three pairs of legs? - -Insecta (hexapoda) Some examples are: cockraoches, dragonflies, earwigs, termites, grasshoppers, etc.