

MCQOPTIONS
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1. |
Which among the following is incorrect about Cyclostomata? |
A. | Their vertebral column is made of cartilage |
B. | Lamprey and hagfish are examples of this class |
C. | Their digestive system is complete with stomach, food pipe and intestines |
D. | Their circulatory system is closed with a 2 chambered heart |
Answer» D. Their circulatory system is closed with a 2 chambered heart | |