This quiz works best with JavaScript enabled. Home > Agriculture > Aquaculture > Principles > Principles Of Aquaculture – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Principles Of Aquaculture Quiz 4 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Water that contains little or no salt is known as what? A) Salt water. B) Carbonated water. C) Fresh water. D) Well water. Show Answer Correct Answer: C) Fresh water. 2. What type of farming is practiced to produce food for sale off the farm? A) Vegetative. B) Seed. C) Subsistence. D) Commercial. Show Answer Correct Answer: D) Commercial. 3. The agricultural practice of growing a single crop, plant, or livestock species at one time. A) Low input farming. B) Monoculture. C) Uniculture. D) Biculture. Show Answer Correct Answer: B) Monoculture. 4. What is the best aquaponics production design that would allow you to raise tilapia and lettuce without direct contact between the fish and lettuce plants? A) Aquarium system. B) Mini-recirculating system. C) Passive aquaponics system. D) Flow-through aquaponics system. Show Answer Correct Answer: D) Flow-through aquaponics system. 5. Preserving correct water quality is essential to maintaining healthy fish in an aquarium. What test would you conduct to make sure the water was slightly acidic? A) Dissolved oxygen test. B) Nitrogen test. C) Bacteria test. D) PH test. Show Answer Correct Answer: D) PH test. 6. Raising of aquatic plants or animals for human use A) Famine. B) Arable. C) Aquaculture. D) Overharvesting. Show Answer Correct Answer: C) Aquaculture. 7. Scientific name of tiger shrimp A) Penaeus monodon. B) Macrobrachium rosenbergii. C) Penaeus indicus. D) Panulirus homarus. Show Answer Correct Answer: A) Penaeus monodon. 8. Why is biodiversity important in fighting disease in food crops? A) It provides different foods for different populations. B) It prevents one disease from wiping out an entire food crop. C) It prevents fungal disease from wiping out corn crops. D) It prevents habitat loss of native species. Show Answer Correct Answer: B) It prevents one disease from wiping out an entire food crop. 9. "M. Rosenbergii" (shrimp) breeds readily in captivity, and its domestication can be accelerated through A) Captive breeding. B) Selective breeding. C) Natural breeding. D) Natural selection. Show Answer Correct Answer: B) Selective breeding. 10. Suppose you have to be away from your aquarium for many days of the week. You decide to create a properly balanced system design that allows the tank to clean itself by: A) Asking a neighbor to clean the tank. B) Using algae eater to scour the tank sides and bottom. C) Moving the aquarium into brighter sunlight. D) Removing the gravel from the bottom of the tank. Show Answer Correct Answer: B) Using algae eater to scour the tank sides and bottom. 11. Whole foods require less processing since they are whole, therefore ..... A) Use less fossil fuels to process. B) Are usually grown in monoculture. C) Cost society money and lost time in the work force. D) Require more pesticides causing air, water and soil pollution. Show Answer Correct Answer: A) Use less fossil fuels to process. 12. Water to fill and maintain watershed ponds usually comes entirely from runoff. A) False, Rivers. B) False, Ponds. C) True. D) False, Oceans. Show Answer Correct Answer: C) True. 13. Process by which human activities or climate change make areas more desert-like A) Desertification. B) Overharvesting. C) Domesticated. D) Arable. Show Answer Correct Answer: A) Desertification. 14. T/f only 10 of the 100+ species of tilapia are used in aquaculture. A) Tralse. B) True. C) False. D) Falue. Show Answer Correct Answer: B) True. 15. This infection affects oysters. A) Microsporidia. B) Dermocystidium marinum (dermo). C) Enteric septicemia. D) Pfiesteria. Show Answer Correct Answer: B) Dermocystidium marinum (dermo). 16. Desertification is caused by: A) Droughts in tropical regions. B) A decrease in population in desert areas. C) The degradation of soil in semi-arid regions. D) An increase in the eating of desserts. Show Answer Correct Answer: C) The degradation of soil in semi-arid regions. 17. Oyster broodstocks are maintained at a water temperature ranging from ..... in a controlled room. A) 0-10 o c. B) 30-45 o c. C) 25-28 o c. D) 10-20 o c. Show Answer Correct Answer: C) 25-28 o c. 18. What is one area of the ocean that tends to have the most productive fisheries? A) Surface water. B) Top. C) Upwelling. D) Open ocean. Show Answer Correct Answer: C) Upwelling. 19. Are the United States' annual catch limits set by NOAA higher or lower than the maximum sustainable yield? A) Higher. B) Lower. C) Same. D) None of above. Show Answer Correct Answer: B) Lower. 20. Chemical and physical process of delivering oxygen to cells or tissues. A) Mitochondria. B) Breathing. C) Osmosis. D) Respiration. Show Answer Correct Answer: D) Respiration. 21. Which type of fish thrive in water temperatures up to 90*F? A) Trout. B) Fingerlings. C) Carp. D) Tilapia. Show Answer Correct Answer: D) Tilapia. 22. Harvesting methods of oysters range from primitive tools, such as hand tongs, to modern hydraulic ..... A) Traps. B) Dredges. C) Nets. D) Systems. Show Answer Correct Answer: B) Dredges. 23. Form of aquaculture that includes cultivation, propagation, & marketing A) Crustacean. B) Capture. C) Culture. D) Aquaculture. Show Answer Correct Answer: C) Culture. 24. The simplest and most common type of constructed pond is A) Earthen ponds. B) Raceways. C) Levee. D) Excavated. Show Answer Correct Answer: D) Excavated. 25. Egg of mud crab hatches out to ..... larvae A) Zoea. B) Veliger. C) Nauplius. D) Megalopa. Show Answer Correct Answer: A) Zoea. 26. Watershed ponds and levees are the primary facilities used to produce: A) Aquaponic crops. B) Lily pads. C) Aquaculture crops. D) Tadpoles. Show Answer Correct Answer: C) Aquaculture crops. 27. What is land called that is suitable for farming? A) Growable. B) Fallow. C) Arable. D) Plantable. Show Answer Correct Answer: C) Arable. 28. The water from rain that is not absorbed by the soil is known as what? A) Well water. B) Surface runoff. C) Aquacrop. D) Fresh water. Show Answer Correct Answer: B) Surface runoff. 29. Transporting fish in cool weather or in cool well water increases fish survival. A) True. B) False, Tropical. C) False, Peppa Pig. D) False, Decreases. Show Answer Correct Answer: A) True. 30. Being dependent on local water quality and climate is a problem for A) Extensive aquaculture systems. B) Intensive aquaculture systems. C) All types of aquaculture systems. D) None of above. Show Answer Correct Answer: A) Extensive aquaculture systems. ← PreviousNext →Related QuizzesAquaculture QuizzesAgriculture QuizzesPrinciples Of Aquaculture Quiz 1Principles Of Aquaculture Quiz 2Principles Of Aquaculture Quiz 3Principles Of Aquaculture Quiz 5 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books