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BJU 6th Science - Chapter 5

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Invertebrate   animal without a vertebral column  
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Vertebrate   has vertebral column  
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Nematocyst   organ causing a sting  
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Mollusk   typically have soft unsegmented body, a mantle (with or without shell)  
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Filter feeder   feeds on particles or small organisms strained out of water by circulating them through its system  
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Parasite   lives on or in a host  
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Free-living   lives independent of other organisms  
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Segment   one of many similar pieces that make up the soft body of a segmented worm.  
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Arthropod   “jointed foot”, most number animals on earth  
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Exoskelton   a hard covering that acts like a knight’s armor, protecting the arthropods body  
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Molt   when arthropods shed their exoskeleton and grow a new one in order to grow  
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Crustacean   sea creatures with at least five pairs of jointed legs and two pairs of antennae; they breathe through gills, and most have some sort of claw  
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Arachnid   have eight legs and two body segments  
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Insect   have head, thorax (with 3 pairs of legs) and abdomen (most have two pairs of wings)  
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Metamorphosis   a life cycle process from egg to adult  
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Incomplete Metamorphosis   egg à nymph à adult  
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Complete Metamorphosis   egg à larva (caterpillar) à pupa (chrysalis) à adult  
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Cold-blooded   animals that rely on the environment for warmth  
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Cartilage   a bonelike substance that is softer and more bendable than bone  
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Amphibian   “double life”, start in water end on land  
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Omnivore   an animal that eats both plants and animals  
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Herbivore   an animal that eats only plants  
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Carnivore   an animal that eats only meat  
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Warm-blooded   animals that have a consistent internal temperature regardless of the environment  
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Insectivore   an animal that eats mainly insects  
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Nocturnal   active at night  
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Echolocation   a technique used by some animals that involves making high-frequency clicks that bounce off objects and allow the animals to judge distance based on the time it takes the sound to return  
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Pride   a group of lions living together  
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Blubber   a fatty substance to insulate from cold  
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Pod   a group of whales traveling together  
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Created by: MrsDunham
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