Marine Bio Test 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is malacology? | The study of molluscs
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| What is a main characteristic of a mollusc? | They have a muscular foot
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| What classes have the muscular foot? | Gastropods and Bivalves
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| What animals are included in the class Gastropoda? | Snails, slugs, limpets, abalones
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| What do gastropods eat? | Algae
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| What is a gastropods most developed sense? | Smell
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| What animals are included in the class Bivalvia? | Muscles, scallops, clams, oysters
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| What do bivalves have that gastropods do not? | A two pieced hinged shell
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| What type of food do the bivalves eat? | They are filter feeders
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| What is the Bivalves best sense? | Smell
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| What can Bivalves detect? | Chemicals in the water
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| What type of animals are in Cephalopoda? | Squids, Ocupus, cuttlefish, nautilus
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| What are the dermal chromatophore cells for in Cephalopods for? | Changing colors for protection
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| What is a hyponome in a Cephlopod? | It is the siphon that is used as a propulsion system using high speed water jets
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| What are Cephalopods? | Carnivores
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| What percent of all living animal species do the Arthropoda account for? | 75%
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| What is the subphylum we learned about? | Crustacea
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| What is the hard external covering a crustacean has formed from? | Chitin
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| What does the head do? | Carries most sensory appendages
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| What does the thorax carry appendages for? | Walking and feeding
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| What is it called when the head and thorax are fused together? | Cephalothorax
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| What does the abdomen carry? | Appendages for swimming and carrying eggs
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| What is the antenne used for? | Navigation
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| What are maxillipeds? | Mouth parts
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| What are Pleopods? | Swimming legs
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| Pereiopods | Legs used to gather food
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| Chelipeds | Claws
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| Uropods | used to steer while swimming
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| Telson | bears the anus
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| What animals are in the class Malacostraca? | Crabs, lobsters, shrimp, krill, woodlice, scuds, mantis shrimp
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| What makes the Malacostraca animals alike? | They are united by a common body plan (made up of 20 body appendages/segments)
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| What organisms are in the order Decapoda? | Shrimp, Lobster, Crab
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| What do the decapoda usually have? | 5 pairs of legs for walking, feeding, and swimming
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| What type of consumer are animals of Decapoda? | Scavengers
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| What are in the class Asteroidea? | Sea Stars
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| What class are Brittle stars in? | Ophiuroidea
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| What class are Sea Urchins in? | Echinoidea
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| What class are Sea lilies in? | Crinoidea
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| What class are Sea cucumbers in? | Holothuroidea
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| Most echinodermata have a.. | Calcareous endoskeleton
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| What filters what into the vascular system ? | Madreporite
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| What are 4 characteristics of Asteroidea? | 1. Flattened bodies
2. 5 thick, fleshy arms (also 6, 10, or 21)
3. Mostly carnivores
4. Most move by using tube feet
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Created by:
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