निम्नलिखित में से किस देश को विश्व में सर्वाधिक जैव विविधता वाले देश के रूप में मान्यता प्राप्त है?

Which level of biodiversity is specifically characterized by the variation and differences in genes within individuals of a single species?

Out of the estimated millions of species on Earth, approximately how many species have been scientifically identified and described to date?