What is true about Nereis, scorpion, cockroach and silver fish?
A. They all possess dorsal heart.
B. None of them is aquatic.
C. They all belong to the same phylum.
D. They all have jointed paired appendages.
Answer:A
What is true about Nereis, scorpion, cockroach and silver fish?
A. They all possess dorsal heart. B. None of them is aquatic. C. They all belong to the same phylum. D. They all have jointed paired appendages.