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2025 National One Eighth biology Topic 42 Free

Conservation and biodiversity

Ex-situ conservation of species · Sub-topic 1

ONE EIGHTH CONTEST 2025

Ghana National College - 65 points

Tema Secondary School - 33 points

Effiduase SHCS - 28 points

ONE EIGHTH CONTEST 2025

Mankranso SHS - 43 points

St Paul's SHS, Denu - 23 points

Adonten SHS - 14 points

ONE EIGHTH CONTEST 2025

St. Thomas Aquinas SHS - 51 points

Tamale SHS - 37 points

O'Reilly SHS - 25 points

ROUND 2

SPEED RACE

QUESTION

2. What name is given to the conservation of species outside their natural habitat

ANSWER: Ex-situ conservation

EXPLANATION

2. This refers to the conservation of species outside their natural habitat, such as in botanical gardens, zoos, seed banks, or tissue culture facilities.

PRACTICE QUESTIONS

1. What is in-situ conservation?

ANSWER: Conservation of species in their natural habitat.

2. Give two examples of in-situ conservation areas in Ghana.

ANSWER: Kakum National Park and Mole National Park.

3. Give four examples of ex-situ conservation.

ANSWER: Zoos, botanical gardens, seed banks and tissue culture.

4. What is captive breeding?

ANSWER: Breeding endangered animals in captivity.

5. What is reintroduction?

ANSWER: Returning captive-bred animals to the wild.

6. How does tissue culture help conservation?

ANSWER: It produces many plants from a small piece of tissue.

7. Why are aquaria used in conservation?

ANSWER: To keep and breed endangered fish and marine species.

8. State one advantage of ex-situ conservation.

ANSWER: The species is protected from threats in the wild.

9. State one disadvantage of ex-situ conservation.

ANSWER: Animals may lose their natural behaviour and diversity.

10. Name a well-known botanical garden in Ghana.

ANSWER: The Aburi Botanical Gardens.

11. Where is the Global Seed Vault located?

ANSWER: Svalbard in Norway.

12. What is a gene bank?

ANSWER: A facility that stores genetic material of species.