Know These Facts About Blood! thumbnail
Know These Facts About Blood! thumbnail

Know These Facts About Blood!

5th - 12th grades
Played 25 times
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Preview (10 questions)
1 Question
30 seconds
Q.

Blood is the life-giving fluid that delivers ___________ to the cells of the body.


Oxygen

Nitrogen

Carbon dioxide

2 Question
30 seconds
Q.

Every living organisms in the world have red colored blood.


True

False

3 Question
30 seconds
Q.

All blood cells originate from hematopoietic stem cells.


Correct

Wrong

4 Question
30 seconds
Q.

How many nucleus are present in the red blood cells?


Two

Three

No nucleus

5 Question
30 seconds
Q.

Who actually has about one cup of blood in his body?


A newborn baby

A cancer patient

Old people

6 Question
30 seconds
Q.

Red blood cells live about how many days in the circulatory system?


100 days

120 days

500 days

7 Question
30 seconds
Q.

Giving blood will decrease your strength.


True

False

8 Question
30 seconds
Q.

There are how many red blood cells in two to three drops of blood?


One million

Two million

One billion

9 Question
30 seconds
Q.

Up to 3 lives are saved by _________ pint of donated blood.


One

Two

Three

10 Question
30 seconds
Q.

Exposing a person's skin to the sun's rays reduces blood pressure by causing levels of to rise __________ in the blood.


Nitric oxide

Oxygen

Carbon monoxide