Which hormone was first isolated from human urine?
- AAuxin
- B$ABA$
- CEthylene
- DGibberellic acid
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Identify the blank spaces $A, B, C$ and $D$ given in the following table and select the correct answer.
Types of Microbes Scientific Name Commercial Product Bacterium $A$ Clot buster enzyme $B$ Aspergillus niger Citric acid Fungus Trichoderma polysporum $C$ Bacterium $D$ Butyric acid
| Types of Microbes | Scientific Name | Commercial Product |
| Bacterium | $A$ | Clot buster enzyme |
| $B$ | Aspergillus niger | Citric acid |
| Fungus | Trichoderma polysporum | $C$ |
| Bacterium | $D$ | Butyric acid |
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