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PPSC Past paper 2025 (Office Assistant)
PPSC · 2025 · Practice with instant answers and explanations
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100 Past Paper MCQs
Question 52 of 100
52%
Practice Time
00:00
Question
52
Past Paper
PPSC
Baking soda (NaHCO3) used for baking produces which gas?
A
Oxygen
B
Nitrogen
C
Carbon dioxide (CO2)
D
Hydrogen
Correct Answer:
Option C — Carbon dioxide (CO2)
Explanation:
Carbon dioxide (CO2) is the correct answer according to the supplied Paper 211 answer key.
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