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Gurugrah Questions: Your Source for Thoughtful Queries, Your Gateway to Enlightening Answers.
Sequence No.
BIO-1336
What is true about Nereis, Scorpion, Cockroach and Silver fish?
(a) They all have jointed paired appendages
(b) They all possess dorsal heart
(c) None of them is aquatic
(d) They all belong to the same phylum
Answer:
(b) They all possess dorsal heart
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BIO-1336
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