Crab: Quiz


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More interesting facts on Crab

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Question 1: The ________ lies at the centre of the nebula.
Crab NebulaNeutron starSupernovaCrab Pulsar

Question 2: Crabs are omnivores, feeding primarily on ________ [17], and taking any other food, including molluscs, worms, other crustaceans, fungi, bacteria and detritus, depending on their availability and the crab species.
AlgaePhotosynthesisWild fisheriesPlant

Question 3:
What kind of animal is a Crab?

Question 4:
What classis does Crab belong to?

Question 5: Crabs make up 20% of all marine ________ caught, farmed, and consumed worldwide, amounting to 1½ million tonnes annually.

Question 6:
What is the subphylum of Crab?

Question 7: John Bevis first observed the ________ and its resemblance to the animal in 1731.
Orion NebulaTrifid NebulaCrab NebulaEagle Nebula

Question 8: Crabs are generally covered with a thick ________, and armed with a single pair of chelae (claws).
SpongeArthropodExoskeletonSmall shelly fauna

Question 9: They were previously thought to be a ________, but are now believed to represent at least two distinct lineages, one in the Old World and one in the New World [4].
Ghost lineageCladeComputational phylogeneticsPhylogenetics

Question 10: Other animals, such as ________, king crabs, porcelain crabs, horseshoe crabs and crab lice, are not true crabs.
CrustaceanHermit crabArthropodDecapoda

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