Crab Quiz: How Much You Know About Crabs?

Questions : 12 | Total Attempts: 493 | Recent Updated: 30-Sep-2021

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All the animals on this earth are important in their way either terrestrial or aquatic apart from this there are many aquatic animals that people like to eat also, fishes are common but there are more like crabs, etc. and there are lots of crab dishes which are famous in other countries. So let's see how much you know about crabs. Take this small quiz to see how much you know about crabs.

1. In which phylum do they fall?

A. Arthopoda

B. Sponge

C. Mollusca

D. Annelid

2. In which subphylum do they fall?

A. Chelicerata

B. Hexapoda

C. Myriapoda

D. Crustacea

3. How many species do freshwater crabs have?

A. 800

B. 850

C. 900

D. 950

4. Crabs are which type of animals?

A. Carnivore

B. Herbivore

C. Omnivore

D. None of the above

5. Which of these is crab's primary food?

A. Fungi

B. Molluscs

C. Worms

D. Algae

6. How many tonnes of crabs are consumed annually?

A. 1 million

B. 1.5 million

C. 2 million

D. 2.5 million

7. Which species makes one-fifth of the total?

A. Portunus trituberculatus

B. Portunus pelagicus

C. Chionoecetes

D. Callinectes sapidus

8. How many legs do Crabs belong to decapods have?

A. 6

B. 7

C. 8

D. 10

9. What is the scientific name of King crab?

A. Chionoecetes opilio

B. Callinectes sapidus

C. Lithodidae

D. None of the above

10. Crabs are?

A. Amphibian

B. Invertebrate

C. Vertebrate

D. None of the above

11. What is the average lifespan of a crab?

A. 1-2 yrs

B. 2-3 yrs

C. 3-4 yrs

D. 4-5 yrs

12. Which is the biggest crab?

A. Hermit crab

B. Blue crab

C. Japanese spider crab

D. King crab

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Crab Quiz: How Much You Know About Crabs?

Questions Excerpt

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