1. The work of the heart can never be interrupted.
P. All the body's cells need a constant supply of oxygen, especially those in the brain.
Q. Then death comes to the entire body.
R. The heart's job is to keep oxygen-rich blood flowing through the body.
S. The brain cells live only four to five minutes after their oxygen in cut off.
6. It is, thus, a specialized muscle, the four chambers which work to keep the blood flowing round the body.
5The 1" and the last sentences of the passage are numbered 1 and 6. The rest of the passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence and find out which of the four combinations is correct. Then find the correct answer and indicate it by blackening the appropriate oval in the Answer Sheet.
Q:
1. The work of the heart can never be interrupted.
P. All the body's cells need a constant supply of oxygen, especially those in the brain.
Q. Then death comes to the entire body.
R. The heart's job is to keep oxygen-rich blood flowing through the body.
S. The brain cells live only four to five minutes after their oxygen in cut off.
6. It is, thus, a specialized muscle, the four chambers which work to keep the blood flowing round the body.
- 1PQRSfalse
- 2SPRQfalse
- 3RPSQtrue
- 4QRSPfalse
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