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Mangrove crab
  • 1. In which habitat are Mangrove crabs commonly found?
A) Coral reefs
B) Alpine forests
C) Mangrove forests
D) Grasslands
  • 2. What type of diet do Mangrove crabs have?
A) Detritivorous
B) Herbivorous
C) Omnivorous
D) Carnivorous
  • 3. How do Mangrove crabs breathe?
A) Through skin
B) Through intestine
C) Through lungs
D) Through gills
  • 4. How do Mangrove crabs contribute to the ecosystem?
A) They pollinate flowers
B) They control hurricanes
C) They act as food for whales
D) They help in nutrient cycling
  • 5. How do Mangrove crabs contribute to soil aeration?
A) Through flying
B) Through singing
C) Through swimming
D) Through burrowing activities
  • 6. What is the primary feeding time for Mangrove crabs?
A) Afternoon
B) Morning
C) Night
D) Twilight
  • 7. What environmental factor is crucial for the survival of Mangrove crabs?
A) Salinity
B) Air pressure
C) Elevation
D) Temperature
  • 8. What is the main predator of Mangrove crabs?
A) Sharks
B) Birds
C) Octopuses
D) Crocodiles
  • 9. What is the social structure of Mangrove crabs?
A) Herding
B) Hive-based
C) Colonial
D) Solitary
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