Biology - Single MCQs (Page 67)

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Q661. Oval depression of fossa is observed over?...Q662. Origin of heart beat and its conduction is represented by?...Q663. Open vascular system occurs in?...Q664. Open blood vascular system is seen in?...Q665. Number of WBCs present in one mm3 of blood is?...Q666. Number of RBC/mm3 in healthy female is?...Q667. Muscles which help in circulation of blood of Cockroach are?...Q668. Murmur occurs due to defect in?...Q669. Mitral/Bicuspid valve connects?...Q670. Mitral valve is also called?...