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प्रश्न
Ecosystems created and maintained by humans are called?
विकल्प
lake
river
artificial ecosystem
natural ecosystem
MCQ
उत्तर
artificial ecosystem
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
Ecosystems created and maintained by humans are called?
lake
river
artificial ecosystem
natural ecosystem
artificial ecosystem