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Clam - Quiz
Contributed by: Butler
  • 1. What is the hard outer covering of a clam called?
A) Exoskeleton
B) Chiton
C) Carapace
D) Shell
  • 2. How many shells does a clam have?
A) Two
B) Three
C) Four
D) One
  • 3. What body part of a clam is used to dig and move in the sand?
A) Gill
B) Siphon
C) Tentacle
D) Foot
  • 4. Which of the following is not a color that clams can be?
A) White
B) Blue
C) Purple
D) Brown
  • 5. What is the scientific class of clams?
A) Bivalvia
B) Cephalopoda
C) Mollusca
D) Gastropoda
  • 6. What do clams filter from the water to feed?
A) Fish
B) Sand
C) Plankton
D) Algae
  • 7. What is the largest clam species in the world?
A) Geoduck
B) Razor clam
C) Quahog
D) Giant clam
  • 8. What do clams use to create new shell material and repair damage?
A) Calcium carbonate
B) Chitin
C) Silica
D) Keratin
  • 9. What type of environment do clams typically inhabit?
A) Clams live exclusively in freshwater environments.
B) Clams live attached to a substrate like oysters.
C) Clams live near the bottom of the ocean like scallops.
D) Clams live as infauna, buried halfway in the sand of the sea floor or riverbeds.
  • 10. What is the primary difference between clams and oysters in terms of habitat?
A) Clams have a longer lifespan than oysters.
B) Clams are larger than oysters.
C) Clams are not attached to a substrate, whereas oysters are.
D) Clams live in freshwater, while oysters live in saltwater.
  • 11. What is the primary function of the clam's ligament?
A) The ligament filters food particles from the water.
B) The ligament closes the valves.
C) The ligament provides tension to bring the valves apart.
D) The ligament helps the clam burrow into the sand.
  • 12. Which of the following animals is known to eat clams?
A) Polar bear.
B) Pacific walrus.
C) Koala.
D) Kangaroo.
  • 13. What is the shape of palourde clams?
A) Square.
B) Ovoid or triangular.
C) Circular.
D) Elongated parallel-sided.
  • 14. What is the longest known lifespan of a clam?
A) 1 year.
B) 10 years.
C) More than 500 years.
D) 50 years.
  • 15. What type of feeding mechanism do clams use?
A) Clams are scavengers.
B) Clams are herbivores.
C) Clams are filter feeders.
D) Clams are predators.
  • 16. What is the primary role of clams in the marine ecosystem?
A) Clams primarily serve as decomposers.
B) Clams are primarily used in aquariums.
C) Clams are mainly used for human consumption.
D) Clams are important as filter feeders and as a food source for many animals.
  • 17. Which clam species is most commonly referred to as 'clam' on the eastern coast of the United States?
A) Panopea generosa
B) Mercenaria mercenaria
C) Saxidomus gigantea
D) Tresus capax
  • 18. Which clam species is known for its sharp shell edge and is used for making clam strips?
A) Tivela stultorum
B) Siliqua patula
C) Ensis directus
D) Saxidomus gigantea
  • 19. What is the local name for clams in middle Kerala?
A) Tisaryachi Ekshipi
B) Kakka
C) Marvai
D) Elambakka
  • 20. In which Indian region are clams known as 'elambakka'?
A) Konkan region
B) Malabar region
C) Karnataka region
D) Kerala region
  • 21. What is the name of the clam dish made with one shell on in the Konkan region?
A) Marvai Sukka
B) Clam Curry
C) Tisaryachi Ekshipi
D) Kowldo Pinde
  • 22. Which clam species is known as the Pismo clam?
A) Tresus capax
B) Panopea generosa
C) Saxidomus gigantea
D) Tivela stultorum
  • 23. Which clam species is known as the Atlantic soft-shell clam?
A) Mercenaria mercenaria
B) Arctica islandica
C) Spisula solidissima
D) Mya arenaria
  • 24. Which type of clam is commonly used in Italian cooking?
A) Tartufo di mare (Venus verrucosa)
B) Vongola (Venerupis decussata)
C) Fasolaro (Callista chione)
D) Tellina (Donax trunculus)
  • 25. Which clam is a staple find on beaches in western Wales?
A) Common cockle
B) Hard-shell quahog
C) Palourde
D) Razorfish
  • 26. Which clam species is known as the gaper clam?
A) Tresus capax
B) Saxidomus gigantea
C) Tivela stultorum
D) Panopea generosa
  • 27. Which clam species is known as the Pacific razor clam?
A) Panopea generosa
B) Tresus capax
C) Siliqua patula
D) Saxidomus gigantea
  • 28. Which clam species is known as the geoduck clam?
A) Panopea generosa
B) Siliqua patula
C) Saxidomus gigantea
D) Tresus capax
  • 29. Which clam species is often found in salt marshes and mudflats on the East Coast of the U.S.?
A) Clams
B) Oysters
C) Cockles
D) Scallops
  • 30. Which clam species is known as the Atlantic Dinocardium robustum?
A) Dinocardium robustum
B) Mercenaria mercenaria
C) Mya arenaria
D) Arctica islandica
  • 31. Which clam is commonly used in Japanese cooking and is known as Shijimi?
A) Venerupis philippinarum
B) Ensis siliqua
C) Meretrix lusoria
D) Corbicula japonica
  • 32. Which clam is commonly used in Japanese hot pot?
A) Hamaguri
B) Shijimi
C) Palourde
D) Asari
  • 33. Which clam dish is prepared by Beary Muslim households in the Mangalore region?
A) Kowldo Pinde
B) Marvai Sukka
C) Clam Curry
D) Tisaryachi Ekshipi
  • 34. What clam species is known as the butter clam?
A) Panopea generosa
B) Tivela stultorum
C) Siliqua patula
D) Saxidomus gigantea
  • 35. Which clam is accidentally introduced and found mainly near England?
A) Razorfish
B) Common cockle
C) Hard-shell quahog
D) Palourde clam
  • 36. Which clam is known as the Manila clam?
A) Meretrix lyrata
B) Siliqua patula
C) Arctica islandica
D) Venerupis philippinarum
  • 37. Which clam species is historically consumed on the Outer Banks of North Carolina?
A) Dinocardium robustum
B) Trachycardium muricatum
C) Saxidomus gigantea
D) Americardia media
  • 38. Which clam species is known as the Atlantic Trachycardium muricatum?
A) Arctica islandica
B) Trachycardium muricatum
C) Mya arenaria
D) Mercenaria mercenaria
  • 39. In Japan, which clam is used to make miso soup?
A) Palourde
B) Hamaguri
C) Asari
D) Shijimi
  • 40. In which Japanese dish might you find the Hamaguri clam?
A) Tsukudani
B) Clam curry
C) Miso soup
D) Hot pot
  • 41. In which Sunni madhhabs are clams considered halal?
A) None of the Sunni madhhabs
B) Three Sunni madhhabs
C) All Sunni madhhabs
D) Hanafi
  • 42. What is the common name for the clam Ensis siliqua in Great Britain?
A) Quahog
B) Razorfish
C) Palourde
D) Cockle
  • 43. Which clam species is known as the ocean quahog?
A) Mercenaria mercenaria
B) Arctica islandica
C) Mya arenaria
D) Spisula solidissima
  • 44. Which clam is known as the Lyrate Asiatic hard clam?
A) Arctica islandica
B) Siliqua patula
C) Meretrix lyrata
D) Venerupis philippinarum
  • 45. Which clam species is known as the surf clam?
A) Arctica islandica
B) Spisula solidissima
C) Mya arenaria
D) Mercenaria mercenaria
  • 46. What is the local name for clams in the Udupi and Mangalore regions?
A) Kakka
B) Tisaryachi Ekshipi
C) Elambakka
D) Marvai
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