Examlex
In primary succession, only ________ species function as pioneers.
Economy
An economy encompasses all activities related to production, consumption, and trade of goods and services in an area or country.
Balance of Trade
The variation in worth between what a country buys from and sells to other countries during a specific time frame.
Electricity
A form of energy resulting from the existence of charged particles, widely used for lighting, heating, and powering machines and devices.
1920s
A decade characterized by economic prosperity and cultural flourishing in the United States, also known as the "Roaring Twenties."
Q19: According to the optimal foraging theory, a
Q27: Within a social group of animals, resources
Q32: Soil organic matter typically has a residence
Q36: Explain how a chronosequence can be used
Q41: Smaller than diatoms, the _, which include
Q45: Identify four Canadian biomes and state their
Q61: Most deserts are located<br>A)near the equator.<br>B)in the
Q66: The characteristics of a community are generally
Q96: A set of interconnected food chains with
Q103: In aquatic ecosystems, the thermocline occurs in