Q1: Current Affairs MCQ 2024

**Sound travels faster in:**A) Dry air than waterB) Wood than ironC) Iron than airD) None of these Show Answer Correct Answer: C – Iron than air

**Which of the following are the two numbers in a “binary code”?**A) 0 and 9B) 1 and 3C) 0 and 1D) None of these Show Answer Correct Answer: C – 0 and 1

**Which of the following is a p-type semiconductor?**A) GermaniumB) GalliumC) SiliconD) None of these Show Answer Correct Answer: B – Gallium

**What organelles do plant cells have?**A) Cell wallB) VacuolesC) Both A and BD) None of these Show Answer Correct Answer: C – Both A and B