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BJU Biology - Ch 16
BJU Biology 4th edition - Chapter 16
| Term | Definition |
|---|---|
| abdomen | A body region posterior to the thorax. |
| appendage | An extension of an animal's body; a limb. |
| arachnid | A member of the class Arachnida. |
| arthropod | A member of the phylum Arthropoda. |
| biological control | The control of a pest by the introduction of a natural enemy or predator. |
| book lung | The platelike respiratory structure found in arachnids. |
| carapace | The portion of the exoskeleton that covers the cephalothorax in some arthropods. |
| caste | Among social insects, one of the groups in a colony that performs a particular function. |
| cephalothorax | A body region in some arthropods consisting of a fused head and thorax. |
| chelicerae | The first pair of appendages in arachnids; used for feeding; poisonous fangs in certain spiders. |
| chrysalis | A protective case found in the pupal stage of metamorphosis of some insects, especially lepidopterans. |
| complete metamorphosis | A common type of insect development; four stages are egg, larva, pupa, and adult. |
| compound eye | An eye composed of many individual lenses. |
| crustacean | A member of the subphylum Crustacea. |
| incomplete metamorphosis | A type of insect development in which eggs hatch into nymphs that eventually grow into adults. |
| insect | A member of the class Insecta. |
| insecticide | A chemical or agent that destroys insects. |
| Malpighian tubule | One of the numerous threadlike tubules in insects that extracts wastes from the blood and empties them into the intestine. |
| mandible | A paired chewing mouthpart found in insects and some other arthropods. |
| metamorphosis | A change in shape or form that an animal undergoes in its development from egg to adult. |
| molt | To shed an exoskeleton, scales, feathers or fur. |
| nymph | One of the stages of incomplete metamorphosis in an insect. |
| pedipalp | The second pair of arachnid appendages; used for sensory perception and sperm transfer. |
| pheromone | A chemical released by an animal which influences the behaviour of another animal of the same species. |
| pupa | One of the stages of complete metamorphosis of an insect; the resting or inactive stage. |
| quarantine | Strict isolation to prevent the spread of disease or pests. |
| swimmeret | One of the small appendages on some crustaceans that is used for swimming and reproduction. |
| spinneret | spinneret An organ in spiders and some insects that spins web from the secretions of silk glands. |
| spiracle | One of the small pores in an insect's body that function in breathing. |
| thorax | The body region between the head and the abdomen. |
| The body region between the head and the abdomen. | A tube that extends from the larynx to the bronchi. |
Created by:
marchscience
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