6th Ch 7 Sec 3 & 4 Word Scramble
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Question | Answer |
Echinoderms | Have arms that extend from the middle body outwards and tube feet that take in oxygen from the water and spines |
Examples of echinoderms | sea stars, brittle stars, sea cucumbers and sea urchins |
Arthropods | have jointed legs, exoskeletons, and segmented bodies |
Appendages | jointed structures such as wings, legs, or antennae |
exoskeleton | thick, hard, outer covering that protects and supports arthropod bodies |
molting | a process of shedding and replacing an arthropod's exoskeleton |
spiracle | openings in the abdomen and thorax used for gas exchange |
metamorphosis | process insects use to change their body form to become adults |
___ are the largest group of animals. | Arthropods |
Insects | have 3 body regions, 3 pairs of legs, and usually 1 or 2 pairs of wings |
incomplete metamorphosis | egg, nymph, adult |
complete metamorphosis | egg, larva, pupa, adult |
Arachnids | have 2 body regions, 4 pairs of leggs, and no antennae |
Spiders use ___ ___ for gas exchange. | book lungs |
___ and ___ digest food outside of their body. | spiders and echinoderms |
Crustaceans | possess 1 or 2 pairs of antennae, 5 pairs of legs, 5 pairs of swimmeretes, and gills for gas exchange. |
___ and ___ can regenerate appendages that are lost. | crustaceans and echinoderms |
centipedes | possess 1 pair of legs per segment and venomous claws used for hunting prey |
millipedes | possess 2 pair of legs per segment and feed on plants and decaying material. |
___ means jointed foot. | Arthropod |
___ means spiny skinned. | Echinoderm |
Echinoderms | have an endoskeleton, is radially symmetrical, possesses body parts in multiples of 5, and a water vascular system. |
Echinoderms use ___ ___ to move and capture prey. | tube feet |
Created by:
Ms. Phillips
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