PATHOLOGY MCQ
HEART
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
crab, lobster, shrimp
|
|
|
human, fish, bird
|
|
|
cow, horse, crab
|
|
|
None of the above
|
Detailed explanation-1: -An exoskeleton is a key feature of arthropods, a category of animals that includes insects, spiders, and crustaceans. Grasshoppers, cockroaches, ants, bees, cicadas, scorpions, lobsters, shrimp, black widows, snails and crabs are all examples of animals with exoskeletons.
Detailed explanation-2: -The exoskeletons of both species of shrimp possess the same microstructures: the chitin, calcite and other components are arranged in a layered helicoidal structure that resembles a spiral staircase.
Detailed explanation-3: -Marine arthropods include barnacles, isopods, amphipods, shrimps, and crabs. All members of this large group, phylum Arthropoda, have “jointed limbs” and an exoskeleton, or a skeleton that covers their body like armor.
Detailed explanation-4: -grasshoppers. bees. crabs. spiders. scorpions. snails. 18-Oct-2021