Q. Bioaccumulation refers to

जैवसंचय का तात्पर्य है

A
Increase in forest cover
वन आवरण में वृद्धि
B
Accumulation of toxins in organisms
जीवों में विषाक्त पदार्थों का संचय
C
Excess nutrients in water bodies
जल निकायों में अतिरिक्त पोषक तत्व
D
Depletion of natural resources
प्राकृतिक संसाधनों की कमी

Explanation

Bioaccumulation is the process by which toxic substances (like heavy metals or pesticides) build up in an organism over time, often increasing in concentration higher up the food chain.

जैवसंचय वह प्रक्रिया है जिसके द्वारा विषाक्त पदार्थ (जैसे भारी धातु या कीटनाशक) समय के साथ जीवों में जमा होते हैं, तथा अक्सर खाद्य श्रृंखला में ऊपर जाने पर उनकी सांद्रता बढ़ जाती है।

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