Question
During a Zoology practical, a crab must molt because its rigid outer covering limits growth. Select the most accurate identification.
Correct Answer: D
chitinous exoskeleton
Arthropods have a chitinous exoskeleton that protects the body and provides muscle attachment. Because it is rigid, growth requires periodic molting or ecdysis. This MCQ belongs to the Arthropoda topic in Animal Diversity-I and is written to test concept understanding rather than memorized wording.
Arthropods have a chitinous exoskeleton that protects the body and provides muscle attachment. Because it is rigid, growth requires periodic molting or ecdysis. This MCQ belongs to the Arthropoda topic in Animal Diversity-I and is written to test concept understanding rather than memorized wording.
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