Mixed ComparisonHardQuestion 13019
Question
Which pair is correctly matched?
- AArthropoda - open circulatory systemCorrect
- BAnnelida - mantle and shell
- CMollusca - segmentation
- DArthropoda - true nephridia
Correct answer
Arthropoda - open circulatory system
Explanation
Arthropods have an open circulatory system, unlike annelids.