Invertebrate Crossword Puzzle
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QUESTIONS LIST:
- invertebrates: animals lacking a backbone or vertebral column
- biodiversity: the variety of life within a specific ecosystem or habitat
- phylum: taxonomic rank in biological classification (characteristics)
- cnidocytes: specialized stinging cells found in cnidarians, used for defense and capturing prey
- radial symmetry: symmetry around a central point (cnidarians and echinoderms)
- ekoskeleton: external hard covering, typically made of chitin, providing support and protection
- water vascular: unique hydraulic system in echinoderms for movement/feeding/respiration
- sessile: describes organisms that are permanently attached to a substrate and do not move
- filter feeder: organisms that obtain food by filtering particles from the water, as seen in sponges.
- gills: respiratory organs in aquatic organisms that extract oxygen from water
- conservation: respiratory organs in aquatic organisms that extract oxygen from water
- herbivores: organisms that primarily feed on plants
- carnivores: organisms that primarily feed on other animals
- ecosystem: biological community of interacting organisms and their physical environment.
- segmentation: division of an organism's body into repeating structures or segments
