1) Zooplankton, primarily copepods, and __________________ serve as vital food sources for all fish and fry. a) eels b) algae c) rotifers d) consumers 2) _______________is when the body temperature is about the same of the environment. a) Endothermic b) Homeostasis c) polyculture d) Ectothermic 3) Clams are considered _______________________that use the particles though their bodies to obtain food. a) dominant species b) filter feeders c) invaluable d) consumers 4) The ______________________is a rigid framework that gives the body shape and protects its organs. a) muscular system b) respiratory system c) skeletal system d) digestive  5) Which of the following is NOT an ornamental fish. a) Tetra b) Angelfish c) Salmon d) Swordtail 6) A _______________is an internal skeleton that is found in many vertebrates. a) extoskeleton b) endoskeleton c) operculum d) caudal fin 7) ________________is a bony flap that covers the gills in most fish species. a) gill filaments b) scales c) gills d) operculum 8) _____________are sensory organs found in fish and some amphibians, and helps the fish navigate the environment. a) Lamellae b) Lateral lines c) air bladder d) gill arches 9) _____________make up the central nervous system of vertebrates, including fish. a) Brain/spinal cord b) Heart c) Gonads d) Intestines 10) _____________is an internal gas-filled organ found in most bony fish and helps fish control their buoyancy and maintain their position in the water column. a) intestines b) gonads c) air bladder d) caudal fin 11) __________is an external skeleton that provides support and protection to various organisms, including decapods such as shrimp. a) ribcage b) exoskeleton c) endoskeleton d) scales 12) Which of the following is NOT considered an appendage of an aquatic species. a) claws b) gills c) walking legs d) Foot 13) __________ typically inhabit cold-water environments and can be found in both shallow coastal waters and deep-sea habitats. a) Tetras b) Salmon c) Lobster d) Pandalids 14) Clams use their ____________to burrow into the sand. a) shell b) muscle c) tongue d) foot 15) ____________ is a process in which decapods shed their old exoskeleton and grow a new one. a) molting b) breathing c) swimming d) crawling 16) ___________extract oxygen from the water and release carbon dioxide, allowing decapods to breathe underwater. a) operculum b) gills c) heart d) lungs 17) _________ are a diverse group of mollusks characterized by their two hinged shells. a) cilia b) scallops c) univalves d) bivalves 18) _________have a single shell, usual coiled and possess a muscular foot used for locomotion and a well-developed head with sensory organs like eyes and tentacles. a) clams b) univalves c) cilia d) bivalves 19) What is the function of a lateral line in a finfish? a) Is responsible for maintaining balance b) To detect changes in the water pressure and sense vibrations c) Helps detect changes in water temperature d) Aids in camouflage and blending into the environment 20) Which system in a finfish is responsible for transporting oxygen and nutrients throughout the body? a) Digestive system b) Circulatory system c) Nervous system d) Respiratory System

Aquaculture: Aquatic Plants and Animals Review

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