extracts of neem leaves are an example of _____

(a) Non Biodegradable pesticides

(b)  Biodegradable pesticides
(c) pollutants
(d)fertilizers
                                (please answer fast)

Dear student 
Please find your answer below to the asked query 

Option b is correct. 
Biodegradable substances are those which can easily be decomposed in soil. 
Extract of neem leaves is an example of biodegradable pesticides. 
Pesticides are chemicals used to kill various pathogens and pests. Here neem leaves acts as biological pesticides. 
So In fields, neem leaves are used to protect grains from insects and pests, therefore preventing the spoilage of food grains. 
Regards 

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