Question

The IUCN (International Union for Conservation of Nature) _______ List is a critical indicator of the health of the world’s biodiversity.
1. Orange
2. Black
3. Red
4. Violet

Answer 1

Correct Answer - Option 3 : Red

The correct answer is Red.

• International Union for Conservation of Nature
  • IUCN is an international organization that aims to conserve nature and sustainable use of natural resources.
  • It maintains Red Data Book for species and its headquarters is located at Gland, Switzerland.
  • It classifies species into 9 different categories.
  • ​IUCN has observer and consultative status at the United Nations.

• 9 category classification of IUCN-

1. Extinct (EX) – No known individuals remaining.
2. Extinct in the wild (EW) – Known only to survive in captivity
3. Critically endangered (CR) – Extremely high risk of extinction in the wild.
4. Endangered (EN) – High risk of extinction in the wild.
5. Vulnerable (VU) – High risk of endangerment in the wild.
6. Near threatened (NT) – Probability to become endangered soon.
7. Least concern (LC) – Lowest risk.
8. Data deficient (DD) – Not enough data to assess its risk of extinction.
9. Not evaluated (NE) – Has not yet been evaluated against the criteria