191. A person who studies bones.
A) Orthopedist
B) Cardiologist
C) Neurologist
D) Dentist
Answer: A) Orthopedist
192. A person who studies pregnancy and childbirth.
A) Pediatrician
B) Gynecologist
C) Dermatologist
D) Surgeon
Answer: B) Gynecologist
193. A person who treats children medically.
A) Pediatrician
B) Neurologist
C) Physician
D) Surgeon
Answer: A) Pediatrician
194. A person who repairs electrical equipment.
A) Electrician
B) Mechanic
C) Engineer
D) Technician
Answer: A) Electrician
195. A person who repairs machines.
A) Electrician
B) Mechanic
C) Carpenter
D) Mason
Answer: B) Mechanic
196. A person who designs machines.
A) Mechanic
B) Engineer
C) Technician
D) Electrician
Answer: B) Engineer
197. A person who sells books.
A) Librarian
B) Publisher
C) Bookseller
D) Printer
Answer: C) Bookseller
198. A person who binds books.
A) Printer
B) Binder
C) Publisher
D) Editor
Answer: B) Binder
199. A person who guards a building.
A) Watchman
B) Soldier
C) Police
D) Jailer
Answer: A) Watchman
200. A person who delivers letters.
A) Courier
B) Postman
C) Messenger
D) Clerk
Answer: B) Postman