Question

Not all solar radiation reaching a crop canopy is equally useful for photosynthesis — only a specific band of wavelengths is effectively absorbed and utilized by chlorophyll. This band, referred to as Photosynthetically Active Radiation (PA

  • R and measured using a quantum sensor, falls approximately within which wavelength range?
A 100-300 nm
B 700-1000 nm
C 1000-1500 nm
D 200-400 nm
E 400-700 nm
Practice Next

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)