"Ouch Ouch" disease is also known as Itai-itai disease. It is a painful bone disease caused by chronic cadmium poisoning. Cadmium is a heavy metal that can contaminate soil and water, often from industrial pollution (like mining waste). Plants, especially rice, can absorb cadmium from contaminated soil. Cadmium is chemically similar to zinc and can be taken up by plants through the same pathways, hence the mention of being absorbed along with Zn.
The element which is generally absorbed by plants along with Zn and causes “Ouch Ouch” disease in human beings is
Asked in PPSC CS Prelims 2018 · Topic: Pollution (Persistent Organic Pollutants (POPs) and Heavy Metal Pollution: Characteristics, sources, biomagnification, effects, relevant conventions.)
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