Ecosystem Health | MCQs

    Q1: Maintenance of soil fertility without addition of extra nutrition is due to:

    • A. Moisture
    • B. Crop residue
    • C. Microbial activity
    • D. None of these

    Q2: The process of progressive and irreversible degradation of the biological community and soil cover is called?

    حیاتیاتی برادری اور مٹی کے احاطہ کے ترقی پسند اور ناقابل واپسی تنزلی کے عمل کو کیا کہتے ہیں؟
    • A. None of these
    • B. Restoration
    • C. Desertification
    • D. Habitat fragmentation
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