Examlex
Express the sum using summation notation.
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Secondary Consumers
Organisms, typically animals, that obtain energy by consuming primary consumers, which are herbivores.
Radiant Energy
Energy that travels by waves or particles, particularly electromagnetic radiation such as light and heat.
Photosynthesis
A process used by plants and other organisms to convert light energy, usually from the sun, into chemical energy that can be later released to fuel the organism's activities.
NPP (Net Primary Productivity)
The rate at which plants and other photosynthetic organisms produce organic compounds in an ecosystem minus the rate at which they use some of these compounds for respiration.
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