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Question 23 Marks

(i) Impure blood is received by
(ii) Which chamber has thickest wall
(iii) Function of bicuspid value
(iv) Function of tricuspid value
Answer
(i)Inferior vena cava, superior vena cava and coronary sinus
(ii) Ventricles
(iii) Function of bicuspid valve: It prevents the reverse flow of blood from the left ventricle into the left auricle.
(iv) Function of tricuspid valve: It prevents the reverse flow of blood from the right ventricle into the right auricle.
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[3 marks Question Answer] - Biology STD 10 Questions - Vidyadip