Class IX

Rate of heartbeat and blood pressures increases due to
  1. tar
  2. nicotine
  3. cocaine
  4. morphine
Process in which digested food particles are taken into body cells is called as
  1. digestion
  2. assimilation
  3. absorption
  4. eating a lot
Agglutination is
  1. clumping of bacteria together
  2. easy attack by antitoxins
  3. eating of phagocytes
  4. formation of pus
Death can result due to meningitis caused by
  1. virus
  2. bacteria
  3. fungi
  4. amoeba
Rickets is characterized by
  1. knocked knees
  2. bowed legs
  3. swollen joints
  4. both A and B
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