Biology
Study the given diagram below and answer the questions that follows.

(a) Name the parts labelled A to D.
(b) Which type of blood flows through B?
(c) State the function of the part labelled E.
Circulatory System
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Answer
(a) The parts labelled A to D are:
- A → Pulmonary artery
- B → Aorta
- C → Bicuspid (Mitral) valve
- D → Left atrium
(b) Oxygenated blood flows through aorta.
(c) E represents right atrium. It receives deoxygenated blood from all parts of the body.
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