Which of the following statements is true ?

Biology Biodiversity and Conservation General Single Correct MCQ

Published on: August 13, 2026

The IUCN Red list (2004) documents the extinction of 784 species (including 338 vertebrates, 359 invertebrates and 87 plants) in last 500 years

There are more than 20,000 species of ants, 3,00,000 species of beetles, 28, 000 species of fishes and nearly 20,000 species of orchids

More than 70% of all the species recorded are animals, while plants comprise no more than 22% of the total

All of the above

Text Solution

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The correct answer is:

All the statements are true:

IUCN Red List 2004 → documented 784 species extinct in the last 500 years

Species diversity examples → ants (~20,000), beetles (~300,000), fishes (~28,000), orchids (~20,000)

Animals dominate biodiversity → 70% of recorded species are animals, plants ~22%

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