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100

How many blood types are there?

There are 4: A,B,AB,O.

100

How many lives can a bag of blood save?

3 lives!

100

How long does it take to donate blood?

10-15 minutes, but up to an hour for the whole process

100

Who use most of the blood collected? 

Cancer Patients

100

What is the minimum weight requirement for blood donors?

More than 45kg

200

How many litres of blood is in the body?

About 4.5 to 5.5 litres!

200

How many times can you donate blood in a year? 

Up to 4 times, Every 12 weeks!

200

What makes blood a liquid?

Plasma!

200

Which is the largest blood bank in Singapore?

Bloodbank@HSA 

200

What is the lifespan of a red blood cell?

About 120 days!

300

What's the minimum age to donate blood?

16 years old!

300

How many bags of blood does Singapore use in a day?330 to 400 bags of blood!

330 to 400 bags of blood!

300

Which blood group is a universal recipient?

AB+

300

How long can plasma be stored after donation?

Lasts up to 1 year!

300

What percentage of Singapore donated blood last year(2025)?

only 1.3% of people!

400

What makes the colour of blood red?

Haemoglobin!


400

What is the most common blood type?

O-Positive!

400

Things to do before donating blood.

Drink plenty of water and eat a good meal! Staying hydrated helps your veins be easier to find and reduces the chance of feeling faint.

400

Which Blood group is a Universal Donor?

O-negative!

400

Is blood blue inside your body?

Nope, It is red.

500

What is the role of platelets?

helps clot blood and prevent excessive bleeding.

500

What does a blood bank do?

Collects, tests, stores and distributes blood!

500

How long can Red Blood Cells be stored after donation?

Can be stored up to 42 days!

500

What percentage of women donated blood last year?

40% of donors were women.

500

Can vegans donate blood?

yes! as long as iron levels are above 12.5 g/dL for females and 13.0 g/dL for males.

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