Question

What are pyrethroids? How are these different from the pyrethrins? Categorize them based on the cyano group and discuss, their mode of action.

04 Sep 2025
Answer :
Word Count : 254
Pyrethroids are synthetic chemical compounds designed to mimic the insecticidal activity of natural pyrethrins, which are derived from the flowers of Chrysanthemum species. Unlike pyrethrins, which are naturally occurring and degrade rapidly under sunlight and environmental conditions, pyrethroids are chemically modified to be more stable, longer-lasting, and more potent against ___ ______ _____ ___ _____ __________ __________.
______ _____ ______ __________ _______ _______ _______ _______ ____.
_________ ____ ____ ____ ______.
__________ ________ _________ ________ ______ ___ ________ ______ ________ _________.
___ ___ _____ ______ ___ ________.
__________ __________ ____ _________ __________ ______ _______ _________ ___ _________ ______.
_________ ________ _________ ________ _______ ___ ___ _____ __________ ________.
____ ____ ________ _______ ________ ___ _________ ____ ___ ___ ________.
____ ________ ____ _________ _____.
______ _______ __________ ________ _________ ____.
___ ________ _____ ____ ______ _______ ____ _____ _________ _____ _________.
______ ____ ________ ____ _______ ______ ___ _______ _______ ____ ____.
_________ ___ ___ ____ ____ ________ ________ ____ _________ ________ ____.
__________ ______ ____ __________ ________ _________ ______ _______ _____ ___ ________ _______.
___ _____ _________ _______ ______ ___.
_________ _________ __________ _____ ___ _______ ________ ____ __________ ________ _______ ________.
________ ______ ___ ______ __________ _______ __________ __________ ________.
____ ____ _________ ________ ___.
_______ ____ ______ ______ ______ ____ ________ __________ ___ ________.
_______ __________ _____ ______ ________ __________ _____ ___ _________ _______ _______.
______ ______ _____ ___ ________ ____ ______ _______ ______ __________ ____ __________.
_________ __________ __________ ____ ________ ________ ____ _________.
_______ ___ ___ _____ _______ _________.
Get Full Answer on WhatsApp
IGNOU NEWS
Assignment Submission Last Date Extended Till 30 June 2026 Click Here★★★IGNOU June 2026 TEE Date Sheet Released Click Here★★★
Top
📞
Call Support Instant phone assistance What are pyrethroids? How are these different from the pyrethrins? Cat
→
🟢
WhatsApp Chat Fast live messaging
→
Email Us Business enquiries & support
→