Our general knowledge trivia questions and answers are a fun way to learn some random facts about geography, history, politics, sports, science, technology, music, food, wild life, entertainment, cultures or just about anything.
Put on your thinking cap and test how much you really know about the world around you. Have fun!
What is the normal pH range of human blood?
6.5-7.0
7.35-7.45
7.8-8.0
6.8-7.2
8.0-8.5
Correct answer is B
The normal pH range of human blood is 7.35-7.45, slightly alkaline.
What is the medical term for inflammation of the skin?
Dermatitis
Psoriasis
Eczema
Acne
Urticaria
Correct answer is A
Dermatitis is the medical term for skin inflammation.
What is the purpose of a vaccine?
Cure a disease
Prevent a disease
Reduce pain
Increase immunity temporarily
Replace medicine
Correct answer is B
Vaccines prevent diseases by stimulating the immune system to fight specific pathogens.
What is the primary function of the immune system?
Transport oxygen
Fight infections
Regulate body temperature
Absorb nutrients
Store energy
Correct answer is B
The immune system fights infections and protects the body from harmful pathogens.
What is the recommended number of glasses of water to drink daily?
2-4
6-8
8-10
10-12
4-6
Correct answer is C
Health experts recommend drinking 8-10 glasses of water daily.