Class XI

 Plasma does not contain
  1. Erythrocytes
  2. Antibodies
  3. Serum albumin
  4. Serum globulin
 If surrounding light intensity is low
  1. Pupil becomes large
  2. Pupil contracts
  3. Pupil shrinks
  4. Pupil relaxes
 To test presence of reducing sugars in food, test conducted is
  1. Benedict Test
  2. Lodine Test
  3. Biuret Test
  4. Bromine Test
 In mammals, cornified skin layer is replaced by
  1. Keratin
  2. Granular layer
  3. Malpighian layer
  4. Dermis
Spherical viruses are
  1. Tobacco mosaic virus
  2. Bacteriophages
  3. Influenza virus
  4. Spiral in shape
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