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Which of the following serve/s as the primitive tissues from which all body organs will derive?
a) ectoderm                
b) mesoderm
c) endoderm               
d) all three primary germ layers

d

Spinal cord and brain are derived from…
a) ectoderm               
b) mesoderm
c) endoderm               
d) all of these

a

The skin epidermis of human is derived from which of the following primary germ layer/s?
a) ectoderm               
b) mesoderm
c) endoderm               
d) all of these

a

Which of the following organ/s is/are derived from endoderm?
a) epithelial lining of the digestive system
b) epithelial lining of the respiratory system
c) epithelial lining of the urogenital system  
d) all of these

d

The associated glands of digestive, respiratory and urogenital systems are derived from……….
a) ectoderm                
b) mesoderm
c) endoderm              
d) all of these

c

Which of the following organ/s is/are derived from mesoderm of the embryo?
a) heart                                   
b) bones and muscles
c) kidneys                   
d) all of these

d

Explanation: all organs other than the organs derived from ectoderm and endoderm, are derived from mesoderm



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