Question

Babanrao is an organic farmer growing ladyfingers in this field. What are the precautions he will take to control pests in his field ?
I. Use of ladybird and dragonflies to control butterfly cartepillars .
II. Use of Nucleopolyhedrovirus to control arthropods .
III. Use of Bacillus thuringiensis to control butterfly caterpillars .
IV. Use of Trichoderma to control arthropods .

Answer 1

Answer:

2)Use of Nucleopolyhedrovirus to control arthropods .

3) Use of Bacillus thuringiensis to control butterfly caterpillars .

2&3 both are correct dude!