Which of the following rodenticides is cardiotoxic to rats but emetic to other animals?

• Warfarin

• Red Squill

• Sodium Fluoroacetate

• Norbromide

Which of the following rodenticide causes contraction of peripheral vessels through a receptor only present in rats?

• Strychnine Sulphate

• Alpha Naphthyl Thiourea

• Red Squill

• Norbromide

Which of the following fungicides causes porphyria cuteness trada and photosensitivity?

• Hexachlorobenzene

• Maneb

• Captan

• Mercurial Fungicides

Incomplete combustion of tetra- and penta- chlorophenols forms which toxic chemical?

• Ethylene Thiourea (ETU)

• Dioxins

• Phosphine gas

• Dithiocarbamate

Dithiocarbamates (e.g. Maneb) are organometallic fungicides with which of the following toxic effects?

• Mutagenic

• Carcinogenic

• Teratogenic

• Antithyroid Agent

• All of the above

Which of the following structures is dioxin?