Take the Quiz - Timed General Knowledge Challenge | GK Mania

1 How many lobes does the right lung have?

A) Five

B) Four

C) Two

D) Three

2 What is the function of the hypothalamus?

A) Controlling voluntary movement

B) Regulating body temperature,

C) Producing red blood cells

D) Filtering toxins from blood

3 What is the function of platelets in blood?

A) Fighting bacterial infections

B) Carrying oxygen to tissues

C) Helping blood to clot at wound sites

D) Producing antibodies

4 What is CRISPR used for in biology?

A) Editing genes by cutting DNA at

B) Testing blood type

C) Viewing cells under a microscope

D) Measuring body temperature

5 What is circadian rhythm?

A) A type of heartbeat

B) roughly 24-hour

C) A digestive cycle

D) A breathing pattern

6 What is the difference between a virus and a prion?

A) Viruses are proteins only

B) They are identical

C) Prions have DNA

D) virus contains nucleic

7 What carries nutrients to all body cells?

A) Air

B) Blood

C) Food directly

D) Water

8 What is the difference between B cells and T cells?

A) They are identical

B) B cells produce antibodies;

C) T cells produce antibodies

D) B cells kill directly

9 What is a mobile genetic element?

A) DNA sequence

B) A cell membrane

C) A fixed gene

D) A protein

10 Cytology is to cells as histology is to ?

A) Tissues

B) Organs

C) Organisms

D) Systems

11 What is a COVID-19 test?

A) A blood type test

B) A vision test

C) Checks for virus

D) A hearing test

12 What is the process by which mRNA is made from DNA?

A) Transcription

B) Transduction

C) Translation

D) Replication

13 What is DNA shaped like?

A) Triple helix

B) Single strand

C) Double helix

D) Flat sheet

14 What carries messages in the nervous system?

A) Muscles

B) Red blood cells

C) Bones

D) Neurons

15 What is the largest living organism by area?

A) Blue whale

B) Giant sequoia

C) Great Barrier Reef

D) Honey fungus

Quiz