In most terrestrial ecosystems like grasslands, producers (plants) form the largest biomass because energy diminishes up the trophic levels.

The FPSC revised scheme specifies that 200-mark optional subjects are examined in two 100-mark papers, not a single 200-mark paper.

Healthy vegetation strongly reflects near-infrared radiation, making the NIR band especially useful for assessing plant health and biomass.

The primary driver is differential heating of the large Asian landmass versus the relatively cooler Indian Ocean, creating pressure gradients that drive monsoon winds.

On a per-mass basis over 100 years, N2O has a far higher GWP than CO2 or CH4, so option b is correct.

The syllabus states that 100-mark subjects have one three-hour paper.

Current Affairs is explicitly listed as one of the six compulsory subjects in the revised scheme.

The revised scheme states that the main examination totals 1,200 marks.

COSO's five components are control environment, risk assessment, control activities, information & communication, and monitoring; external audit is separate from these internal control components.

Kazakhstan is the largest country by land area among Muslim-majority states, so it is the biggest Muslim country by area.