Word Count : 261

---

Toxins are harmful chemical, physical, or biological substances present in the environment that adversely affect human health and ecological balance. In the context of environmental health, toxins originate from natural sources such as heavy metals and biological pathogens, as well as from human activities like industrial emissions, agricultural practices, improper waste disposal, ________ ___ ___ ________ _________ __________ ______.
___ _____ _____ ___ __________.
____ ________ ________ ___ ___ _______ __________.
_____ ________ __________ _________ ________ ___ __________ _________.
______ _______ ____ ____ _________ ___ ________ ______ ___ _____.
___ ___ ____ __________ ___.
_______ ________ _______ __________ ____ ________ _________.
__________ ______ ____ ______ ________ ______ ______.
______ ____ _____ _______ ______ ________.
_________ _____ _____ ____ __________ _____ _____ ___ __________.
____ ________ _________ __________ ______ _____ ____ __________ ___.
___ ______ _______ __________ _________ ____ ______ ________ __________ _______.
_______ _____ _________ ________ _____ ______ _______ _______ __________.
______ ___ ____ __________ _______ ______ _________ _______ ______ _________ ______.
_________ ____ _________ _______ _______ _________ __________ _________ ______.
____ _____ ___ _________ ______ __________ __________ ____ ___ ________.
____ ______ ___ __________ ____.
__________ _________ ______ _______ _____ _________ ___ _____ ___ ________ _________.
_______ _____ __________ ___ ______ __________ ___ ___ ______ ___ ______.
____ ______ _______ ___ _____ _________ ________ __________ ________ ____ _______.
___ __________ ____ _______ ____ _____ _______ ________.
______ _________ _______ ______ ______ ________ ___ _______ ______ _______.
_______ ________ ______ ____ _________.
_______ _______ _____ _______ _______ _________.
______ _______ ___ ________ ______ ________ _____ ________ ______ _____.
______ ___ ____.
Get Full Answer on WhatsApp