Biomagnification
Tested in 2 real MPSC questions across 1 year (2014–2014). See it in context on the interactive Concept Graph →
Years it was asked
What you need to know first
Trophic levelsFood chain basics
Real questions that test this
अन्नसाखळीमध्ये प्रत्येक ऊर्जास्तरावर विषारी पदार्थाच्या प्रमाणात सलग्न होणाऱ्या वाढीस _________ म्हणतात. The continuous increase in concentration of a toxicant at successive trophic levels in food chain is :
a)जैवनिम्नीकरण / Biodegradation
b)जैवआवर्धन / Biomagnification✓ Correct
c)जैवसंचयन / Bioaccumulation
d)जैवउपचारीकरण / Bioremediation
Biomagnification refers to the progressive increase in the concentration of toxic substances (like DDT or mercury) at higher trophic levels of a food chain.