Match the Following Columns.

Column I Column II
A Earthworm 1. Moist Cuticle
B Aquatic arthropods 2. Gills
C Fishes 3. Lungs
D Birds/Reptiles 4. Trachea

Codes 
 

A B C D
1. 2 1 4 3
2. 1 4 2 3
3. 1 3 2 4
4. 1 2 4 3

  

Subtopic:  Respiratory System: Trachea & Basic Anatomy of Lung |
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