STD 11 - 15. Body fluids and criculations — BIOLOGY STD 11 Science — Question
Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 15. Body fluids and criculations1 Mark
MCQ
Blood pumped by the heart passes into sinuses in
A
Fishes
B
Earthworms
✓
Insects
D
Birds
✓
Answer
Correct option: C.
Insects
c Because arthropods (insects) and noncephalopod molluscs have open circulatory system i.e., blood pumped by heart passes through large vessels into open spaces or body cavity called sinus.
Rest all, i.e. fishes, earthworm and birds have closed circulatory system
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