Home ≫ General Knowledge ≫ Biology ≫ Page 18
171. Small pox is caused by
  A.  Rubeola Virus
  B.  Myxovirus
  C.  Varicella
  D.  Variola Virus
     
   
View Answer

172. Pituitary gland is situated in
  A.  the base of the heart
  B.  the neck
  C.  the base of the brain
  D.  the abdomen
     
   
View Answer

173. Chewing gum is made from
  A.  Resin
  B.  Latex
  C.  Tannin
  D.  Gum
     
   
View Answer

174. Blood groups were discovered by
  A.  Landsteiner
  B.  Altmann
  C.  Losch
  D.  Ronald Ross
     
   
View Answer

175. Accoridng to Darwin's Theory of Evolution long necks in giraffes
  A.  give them advantage in finding food, because of whihc those with long necks survive
  B.  do not give them any special advantage ad is just an accident
  C.  arouse becuase of constant attempt to reach leaves on tall trees, generation after generation
  D.  is a result o the special weather prevalent in African Savannah
     
   
View Answer

176. Rickets is the deficiency diesase of Vitamin D, in which the affected part is the
  A.  Bone
  B.  Hair
  C.  Skin
  D.  Blood
     
   
View Answer

177. Syrinx is the voice box in:
  A.  Amphibians
  B.  Birds
  C.  Reptiles
  D.  Mammals
     
   
View Answer

178. The pH of human blood is
  A.  7.2
  B.  7.8
  C.  6.6
  D.  7.4
     
   
View Answer

179. The optimum dissoved oxygen level (in mg/litre) required for survival of aquatic organisms is:
  A.  8-10
  B.  2-4
  C.  4-6
  D.  12-16
     
   
View Answer

180. Normal fasting blood sugar level per 100 ml. of blood in man is:
  A.  80-100 mg
  B.  50-70 mg
  C.  30-50 mg
  D.  120-140 mg
     
   
View Answer

Copyright © 2020-2022. All rights reserved. Designed, Developed and content provided by Anjula Graphics & Web Desigining .