| What percent of lymphoid tissue in human body is constituted by MALT? |
30% 20% 70% 50% |
| 50% |
| There is lymphoid tissue also located within the lining of the major tracts (respiratory, digestive and urogenital tracts) called mucosa-associated lymphoid tissue (MALT). It constitutes about 50 per cent of the lymphoid tissue in human body. |