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You discovered this seed vault in a remote part of the world.

It is a doomsday vault storing millions of varieties of seeds.

You are tasked to grow crops that can survive in this new hostile environment and rebuild the ecosystem.

What traits will you consider, and why?

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After completing this lesson package, why do you think is a seed bank so important to us?

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Quest 4.3: Pause & Think! - Can you think of other ways to preserve and protect our plant biodiversity? 

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Quest 4.3: Pause & Think! - Can you think of other ways to preserve and protect our plant biodiversity? 

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Apart from protecting our natural spaces, promoting species recovery and collecting seeds, what other ways can we employ to preserve and protect our plants?

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Identify the dispersal method for this seed and explain your answer.

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“When ripe, the durian fruit falls and splits on the ground. Its pungent odour attracts many forms of wildlife…” - NLB Infopedia

Identify the dispersal method for this seed and explain your answer.

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Quest 4.2: Pause & Think! - Which is the most appropriate method to protect our plant biodiversity?

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Quest 4.2: Pause & Think! - Which is the most appropriate method to protect our plant biodiversity?

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State one advantage and one disadvantage of either:

(a) Propagation
(b) Hybridisation / Selective Breeding (Section 2)
(c) Seed Collection & Preservation (Section 3)

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1. Work in groups of 4 to answer the questions
2. Comment your answers below each post.

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1. Identify the seeds shown as either orthodox or recalcitrant.

2. Match the optimum storage conditions to each seed.

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Tetrazolium viability test results of cottonseed sample

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Estimate the percentage of viable seeds in the sample.

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Quest 4.1 Question 3: All about Seed Banks!

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Quest 4.1 Question 3: All about Seed Banks!

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Which of the following is the world's first seed bank?

A. Svalbard Global Seed Vault, Norway
B. Australian Plantbank, Australia
C. Vavilov Institute, Russia
D. Millennium Seed Bank, United Kingdom

- Comment your answer below.
- Suggest the year which the first seed bank was established.

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Tetrazolium can be converted into the dye formazan based on the following equation. During respiration, dehydrogenases remove hydrogen ions and electrons from intermediates to release energy.

Explain the role of dehydrogenase in the staining of viable seeds with tetrazolium.

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Quest 4.1 Question 2: All about Seed Banks!

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Quest 4.1 Question 2: All about Seed Banks!

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Which of the following is the largest seed bank in the world?

A. Botanic Gardens Seed Bank, Singapore
B. Svalbard Global Seed Vault, Norway
C. Australian Plantbank, Australia

D. National Center for Genetic Resources Preservation, USA

- Comment your answers below.
- Estimate the number of samples that the largest seed bank is capable of storing in its facility.

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Quest 4.1 Question 1: All about Seed Banks!

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Quest 4.1 Question 1: All about Seed Banks!

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How many seed banks are there around the world?

A. 200
B. 800
C. 1700
D. 2000

Comment your answers below.