- 1. What is the scientific name for tuna fish?
A) Salmo
B) Oncorhynchus
C) Scombridae
D) Thunnus
- 2. Which of the following species of tuna is known for its high speeds and agility?
A) Skipjack tuna
B) Yellowfin tuna
C) Bluefin tuna
D) Albacore tuna
- 3. What is the primary source of food for most tuna species?
A) Krill
B) Seaweed
C) Plankton
D) Fish
- 4. Which ocean is known for having the largest population of tuna?
A) Southern Ocean
B) Atlantic Ocean
C) Pacific Ocean
D) Indian Ocean
- 5. What gives certain tuna species their distinctive pink or red flesh color?
A) Hemoglobin
B) Myoglobin
C) Carotene
D) Chlorophyll
- 6. Which part of the world is known for consuming the most tuna per capita?
A) Italy
B) Australia
C) Japan
D) United States
- 7. Tuna is a good source of which nutrient?
A) Vitamin C
B) Calcium
C) Omega-3 fatty acids
D) Iron
- 8. Which type of tuna is commonly used in making sushi?
A) Yellowfin tuna
B) Skipjack tuna
C) Albacore tuna
D) Bluefin tuna
- 9. Tuna fishing can sometimes result in the accidental capture of what marine animals?
A) Seals
B) Sea turtles
C) Dolphins
D) Sharks
- 10. What is the name of the method used to catch tuna in schools by encircling them with a large net?
A) Trolling
B) Trawling
C) Purse seining
D) Longlining
- 11. What species of tuna is commonly used in canned tuna?
A) Bluefin
B) Albacore
C) Skipjack
D) Yellowfin
- 12. What is the term for removing excess salt from salted tuna slices under running water?
A) Desalting
B) Degreasing
C) Deicing
D) Decomposing
- 13. Which country is the largest producer of canned tuna?
A) Philippines
B) United States
C) Spain
D) Thailand
- 14. What is the general term for a young tuna?
A) Juvenile
B) Teen
C) Cub
D) Kid
- 15. What is the habitat of most tuna species in the wild?
A) Coral reefs
B) Deep sea trenches
C) Open ocean
D) Estuaries
- 16. What is the substance found in higher concentrations in the flesh of larger tuna that can build up in human tissues?
A) Arsenic
B) Cadmium
C) Lead
D) Mercury
- 17. Tuna belong to which family of fish?
A) Carcharhinidae
B) Salmonidae
C) Clupeidae
D) Scombridae
- 18. What is the term for the process of draining and preserving tuna meat in cans?
A) Freezing
B) Drying
C) Canning
D) Pickling
- 19. What is the popular French term for canned tuna?
A) Poisson
B) Crabe
C) Thon
D) Saumon
- 20. What is the Japanese term for raw tuna slices often served in sushi?
A) Tempura
B) Sashimi
C) Maguro
D) Miso
- 21. Which cooking method is commonly used for tuna steaks?
A) Microwaving
B) Deep frying
C) Grilling
D) Boiling
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