NEET BIOLOGY

Detailed explanation-1: -“Toxic Chemical” means: Any chemical which through its chemical action on life processes can cause death, temporary incapacitation or permanent harm to humans or animals.

Detailed explanation-2: -The inorganic chemicals most commonly responsible for poisonings in the United States are cyanide, mercury, arsenic, and lead. While the last three often appear in chemical forms that are quite harmless, it is the soluble salts of the substances that are poisons. Cyanide is a dangerous substance in any form.

Detailed explanation-3: -In biology, a poison is a chemical substance causing death, injury or harm to organisms or their parts. In medicine, poisons are a kind of toxin that are delivered passively, not actively.

Detailed explanation-4: -Some examples of toxic substances include ammonia, acid, bleach, chlorine, and carbon monoxide. These substances can cause adverse health effects when used improperly. Even common toxic substances like cleaning products can be dangerous or deadly if inhaled, touched, or swallowed.

Detailed explanation-5: -Toxins may be classified as exotoxins (those excreted by an organism, for example, bufotoxin) or endotoxins (toxins that are structurally part of bacteria, for example, botulinum). The most toxic compound is the toxin botulinum, produced by the bacterium Clostridium botulinum.