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Which of the following causes almost unbearable irritation of the skin?A. lint of gossypiumB. staminal hair tradescantiaC. Prickles of rosa indicaD. stinging hair of urtica dioica |
Answer» Correct Answer - D Stinging hair of urtica dioca are hollow hair that contains siliceous tips and enclose a poison which is injected into the skin of animals rubbing against them and causing unbrearable pair or irritation. |
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