Class XI

First genetically modified organism is generated in
  1. 1973
  2. 1990
  3. 1983
  4. 1989
 Mechanisms to ensure male gametes meet female gametes include
  1. Pollination
  2. Fertilization
  3. Dispersion
  4. None of these
Ultrafiltration retains
  1. Blood plasma
  2. Small molecules
  3. Small molecules
  4. Solid molecules
Cilia linning air passage is paralyzed due to
  1. Tar
  2. Irritants
  3. Nicotine
  4. Both A and B
Red blood cells (RBCs)
  1. Are permanent cells
  2. Can reproduce
  3. Have no nucleus
  4. Are biconvex
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