Which percent of Earth’s area is required to maintain environmental stability?
Everyday Science / Biology — Multiple-choice practice
وہ انزائم جو ڈی این اے میں مخصوص چار سے آٹھ بیس پیئرز کی پہچان کے مقامات تلاش کرتے ہیں، انہیں کیا کہتے ہیں؟
- A. 25%
- B. 33%
- C. 50%
- D. 20%
Correct answer
33%
Explanation
Explanation Scientists estimate that 33% of the Earth’s area should be conserved. This helps maintain biodiversity and ecological balance. Protected areas include forests, wetlands, and marine zones.
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