| (A) | It is a method of cellular defense in all prokaryotic organisms. | 
| (B) | This method has been used to make nematode resistant tobacco plants. | 
| (C) | It is a post translational method of silencing of genes. | 
| 1. | Norman Borlaug is considered as father of green revolution | 
| 2. | Green revolution leads to enhanced production of wheat and rice | 
| 3. | Techniques used during green revolution led to tripling of the yield | 
| 4. | Use of biofertilizers, biopesticides was promoted heavily during green revolution |