Animal Kingdom Question 24
Question: A student has identified a triploblastic coelomate segmented animal as an arthropod. Which additional character the student should have verified before identifying that animal as an arthropod?
Options:
A) Presence of wings
B) Presence of antenna
C) Typeofcoelom
D) Type of symmetry
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Answer:
Correct Answer: B
Solution:
Arthropods are bilaterally symmetrical, triploblastic, segmented coelomates.
They can be characterized by the presence of jointed legs, chitinous exoskeleton and blood-filled coelom.
Molluscs have a tough calcareous shell to protect their soft body whereas, echinoderms have a water-driven tube system.
So, the correct answer is option B.
BETA
