General Knowledge (Human BIO)

How many nephrons are there in each human kidney?

• 1 million

• 4 million

• 2 million

• 1.5 million

How many chambers are there in a human's heart?

• 4

• 2

• 3

• 1

Which is not a function of a kidney?

• It filters salts and urea

• It reabsorbs all glucose

• It breaks down alcohol

• It maintains fluid balance

What is the closest volume of blood can a human heart pump in one day?

• 300 Liters

• 6900 Liters

• 900 Liters

• 7600 Liters

What is the best volume of water to drink per day to keep your body hydrated?

• 1 Litre

• 0.5 Litres

• 1 Gallon

• 0.5 Gallon

What % of the human body of an adult contains water?

• 90%

• 50%

• 60%

• 70%

Where in the body are new cells being made?

• Liver

• Brain

• Heart

• Bones

How many bones are there in an adult's body?

• 152

• 188

• 206

• 199

Which of those types of muscles are the strongest?

• Biceps

• Hamstrings

• Masseter (Jaw muscle)

• Left Atrium

What is the longest bone in the human's adult body?

• Tibia

• Spine

• Femur

• Clavicle