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Assistant Director Wildlife BS 17 PPSC PAST PAPER 2025, General Knowledge MCQs, PPSC Past Papers PDF | By Umar

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Which of the following elements is fixed by cyanobacteria?

Which of the following elements is fixed by cyanobacteria?

A. Oxygen

B. Carbon

C. Nitrogen

D. Hydrogen

Correct Answer: C. Nitrogen

Explanation: Cyanobacteria convert atmospheric nitrogen into usable compounds.

Mujh se pehli si mohabbat meri mehboob na maang is a verse by:

If a girl jumps 820 times in 1 hour, how many times will she jump in 30 minutes?

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