Question

What is the unit of Photosynthetically active radiation?

A W m−² Correct Answer Incorrect Answer
B μ Em−² s−¹ Correct Answer Incorrect Answer
C EMJ−¹ Correct Answer Incorrect Answer
D g MJ−¹ Correct Answer Incorrect Answer

Solution

Photosynthetically active radiation (PAR) is often measured in micromoles of photons per meter squared per second (μmol/m²/s).

Practice Next
×
×