Which of the following given statements are incorrect?
(i) According to the IUCN (2004), the total number of plant and animal species described so far is slightly more than 1.5 million.
(ii) Robert May estimated that global species diversity at about 7 million.
(iii) Out of total species recorded so far no more than 22 per cent of all the species recorded are animals, while plants comprise more than 70 per cent of the total.
(iv) Among animals, insects are the most species-rich taxonomic group, making up more than 70 per cent of the total.
(v) The number of fungi species in the world is more than the combined total of the species of fishes, amphibians, reptiles and mammals.
(vi) According to May’s global estimates, only 22 per cent of the total species have been recorded so far.
Text Solution
Verified by ExpertsA
Statement (iii) is incorrect because it reverses the actual proportions of recorded biodiversity. According to established biological records (and NCERT biology data):Animals comprise more than 70 per cent of all recorded species.Plants (including algae, fungi, bryophytes, gymnosperms, and angiosperms) comprise no more than 22 per cent of the total.
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