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What do you count on a tree to tell how old it is?
What do you count on a tree to tell how old it is?
Biology
,
General
,
Science
Rings
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Related trivia
Which famous inventor is known as the "Wizard of Menlo Park"?
Science
Thomas Edison
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What is the main function of the red blood cells?
Biology
Transport of Oxygen
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What is the name of the bone in the neck that supports the head?
Anatomy
,
Biology
Atlas
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What is the name of the protein that helps blood to clot?
Biology
Fibrin
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How many chambers does a human heart have?
Biology
,
Kids
Four
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What is the scientific name for the common cold?
Biology
,
Health
Rhinovirus
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What is the smallest bone in the human body?
Biology
Stirrup bone
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Which element is the most common in the human body?
Anatomy
,
Biology
Oxygen
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What living animal has the heaviest brain?
Animals
,
Biology
Sperm Whale
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What is the field of study that focuses on animal life and behavior?
Biology
Zoology
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