Who invented the safety pin?
A. Charles goodbye
B. Steward harshone
C. Walter hunt
D. A.rose
Accentuated incremental lines in dentin are______________?
A. Incremental lines of retzius
B. Incremental lines of von ebner
C. Contour lines lines of owen
D. None of the above
“Hornet’s nest” means:___________?
A. A bee’s house
B. A violent situation
C. A  good situation
D. A dangerous place
Synonym of “misanthropy” is _________?
A. badinage
B. generosity
C. vivacity
D. miserliness
Synonym of “unequivocal” is _________?
A. Fearless
B. Unmistakable
C. Incomparable
D. Variable
What is the second largest desert in the world after the Sahara desert?
A. Gobi desert
B. Arabian desert
C. Kalahari desert
D. Libyan desert