White Pages and Yellow Pages Directories Include Resources, Such as Pipl

question 43

True/False

White pages and yellow pages directories include resources, such as Pipl and Wink, for a fee.

---

Definitions:

Trophic Level

The position an organism occupies in a food chain, defined by the number of steps it is from the primary source of energy (usually the sun); it indicates the organism's role in the transfer of energy and nutrients through an ecosystem.

Water Vapour

The gaseous phase of water, which is invisible and present in the atmosphere, contributing significantly to the greenhouse effect.

Earth Layers

The division of Earth's interior into distinct layers, including the crust, mantle, outer core, and inner core, each with unique physical and chemical properties.

Producers

Organisms in an ecosystem that produce biomass from inorganic compounds, usually through photosynthesis, forming the base of the food web.