Everyday Science MCQs

5120 MCQs  (Page 397 of 512)

Human skin colour is _________?
A. Multifactorial
B. Pleiotropic
C. Polygenic
D. Epistatic
Father of genetics? 
A. Morgan
B. Darwin
C. Aristotle
D. Mendal
Link between living and non-living organisms?
A. Bacteria
B. Virus
C. Cyanobacteria
D. Plants
Most abundant muscles in human beings?
A. Skeletal muscles
B. Smooth muscles
C. Cardiac muscles
D. All of these
Heart beats about ________ times in one’s life.
A. 2.8 billion
B. 3.7 billion
C. 4.2 billion
D. Infinite
Organ rejection is caused by__________?
A. B-lymphocytes
B. T-lymphocytes
C. Both b and t lymphocytes
D. Rbcs
Deficiency of vitamin B1 is causes__________?
A. Rickets
B. Bone infection
C. Beriberi
D. Myopia