Back to Topic 3.3 — Threats to biodiversity
3.3.2ESS SL5 flashcards

IUCN Red List

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Card 1 of 53.3.2
Question

What does “conservation status” mean?

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All 5 Flashcards — IUCN Red List

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Card 1example

Question

What does “conservation status” mean?

Answer

Conservation status describes how close a species is to extinction and how urgently it needs protection.

💡 Hint

Risk of extinction.

Card 2example

Question

Which organisation publishes the global conservation status system used worldwide?

Answer

The International Union for Conservation of Nature (IUCN) publishes the IUCN Red List categories.

💡 Hint

IUCN Red List.

Card 3example

Question

Name two factors the IUCN uses to assess extinction risk.

Answer

Population size, population trend (increasing/decreasing), geographic range, and known threats are key factors.

💡 Hint

Size + trend + range + threats.

Card 4example

Question

Put these IUCN categories in order from lower to higher extinction risk: NT, VU, EN, CR.

Answer

Near Threatened (NT) → Vulnerable (VU) → Endangered (EN) → Critically Endangered (CR).

💡 Hint

NT < VU < EN < CR.

Card 5example

Question

Why is conservation status useful for conservation decisions?

Answer

It helps prioritise action and funding by showing which species are most at risk and need urgent protection.

💡 Hint

Priorities + funding.

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