How Is It That Satellites Can Detect Differences in Primary

Multiple Choice

How is it that satellites can detect differences in primary productivity on Earth?

A) Photosynthetic organisms absorb more visible light in the 350- to 750-nm wavelengths.
B) Satellite instruments can detect reflectance patterns of the photosynthetic organisms of different ecosystems.
C) Sensitive satellite instruments can measure the amount of NADPH produced in the summative light reactions of different ecosystems.
D) Satellites detect differences by comparing the wavelengths of light captured and reflected by photoautotrophs to the amount of light reaching different ecosystems.
E) Satellites detect differences by measuring the amount of water vapor emitted by transpiring producers.