Compound Age/day Degradation %
Lyngbya lagerlerimi Nostoc
 linckia
Oscillatoria rubescens Chlorella vulgaris Elkatothrix virdis Volvox aureus
2- Methylthie.3
phenyl quinazlin
(4 - 3H) one
. 3
5
7
67. 29
77. 10
77. 11
27. 56
54. 20
54. 21
80
80.41
80.45
38. 52
40. 50
40. 51
67. 24
71. 23
71. 23
76. 45
83. 38
83. 39
2- phenyl 3,1 benzexazin.
4 - one
3
5
7
22.13
33. 39
33.40
35. 3
46.46
46.47
53. 24
71. 42
71. 44
72. 36
73. 01
73. 03
67. 20
79.73
79.74
50. 3
53. 23
53. 24
Table 3: Degradation of different heterocyclic aromatic compounds by different algae.