501. Who developed the telegraph code?
✅ A. Samuel Morse
Author: Aurangzeb – Page 26
502. The primary function of the feathers in birds is to ____?
✅ A. Provide striking surface to the wings for flying
503. Which of the following diseases is caused by virus?
✅ B. Small pox
504. Maryam, accompanied by her brother, ___ at the party.
✅ C. was
505. Fuzzy logic is a part of_______?
✅ A. Computer science
506. If I ___ money, I would purchase it now.
✅ C. had
507. I did not know where he __ from.
✅ A. had come
508. Transistors do not need a warm up period because they have no ?
✅ C. Filament
509. ______are negatively (-) charged particles of an atom?
✅ C. Electrons
510. I was watching a TV program, when he ___ in.
✅ C. walked