Zoology-(general)
NEET Zoology (general) MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Which of the following statements regarding the class Cyclostomata are correct?
A
Cyclostomata members possess jaws and paired fins.
B
They have a closed circulatory system and lack scales.
C
Cyclostomes are exclusively freshwater organisms.
D
They have elongated bodies with multiple gill slits for respiration.
Correct Answer
Option B
Detailed Explanation
Cyclostomata are characterized by a closed circulatory system and a lack of scales, while they do not possess jaws or paired fins. They are marine but migrate to freshwater for spawning, which is not reflected in statement C.
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