NEET 2007 · Class 11

Body Fluids and Circulation

A drop of each of the following, is placed separately on four slides. Which of them will not coagulate?

  1. (A)Blood serum
  2. (B)Sample from the thoracic duct of lymphatic system
  3. (C)Whole blood from pulmonary vein
  4. (D)Blood plasma

The NCERT line that answers it

Verbatim line

Plasma without the clotting factors is called serum.

Chapter
Body Fluids and Circulation
Section
15.1 BLOOD
Page
1
Words matched
8 of 8

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states 'Plasma without the clotting factors is called serum,' which directly explains why serum will not coagulate, distinguishing it from the other options that contain clotting factors.

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Question text is reproduced from the published NEET 2007 paper for study and commentary. NCERT text is quoted, not redistributed; textbooks remain at ncert.nic.in. Our mapping method, including its measured error rates, is published at /methodology.