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Question Practice

Which statement about circulatory systems is true for classified animal groups?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 11
Biology
Biology
Animal Kingdom
Question Bank

Which statement about circulat...

Single Answer MCQ
Q-00115465

Which statement about circulatory systems is true for classified animal groups?

1

All have open circulatory systems

2

Some have closed systems, while others have open systems

3

Only vertebrates exhibit circulatory systems

4

Circulatory systems are not relevant to classification

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