how do organisms that are not autotrophs get energy

A heterotroph is an organism that eats other plants or animals for energy and nutrients. The term stems from the Greek words hetero for “other” and trophe for “nourishment.” Organisms are characterized into two broad categories based upon how they

where were the aztecs incas and mayans located

Where Were The Aztecs Incas And Mayans Located? The Maya were native people of Mexico and Central America, while the Aztec covered most of northern Mesoamerica between c. 1345 and 1521 CE, whereas Inca flourished in ancient Peru between c.

what is the basic reason that we have seasons on earth?

What Is The Basic Reason That We Have Seasons On Earth?? The earth’s spin axis is tilted with respect to its orbital plane. This is what causes the seasons. When the earth’s axis points towards the sun, it is summer

how do freezing thawing wetting and drying contribute to soil creep

How Do Freezing Thawing Wetting And Drying Contribute To Soil Creep? How do freezing, thawing, wetting, and drying contribute to soil creep? ANSWER: –The soil expands and contracts, lifting particles and dropping them a slight distance downslope. -Gravity exerts a

what is the central problem of economics

In a market or capitalist economy, central problems of what, how and for whom to produce are solved by price mechanism i.e., by the prices prevailing in the market. In this economy, market forces, demand and supply are left free

what are 2 kinds of electric current?

What Are 2 Kinds Of Electric Current?? There are two kinds of current electricity: direct current (DC) and alternating current (AC). With direct current, electrons move in one direction. Batteries produce direct current. In alternating current, electrons flow in both

where is the siberian tundra located

Where Is The Siberian Tundra Located? Location and General Description Located along the coast of the Eastern Siberian and Laptev Seas, this stretch of coastal subarctic tundra between the Yana and Kolyma Rivers is some of the most productive arctic

how was lake victoria formed

How Was Lake Victoria Formed? It formed when westward-flowing rivers were dammed by an upthrown crustal block. During its geological history, Lake Victoria went through changes ranging from its present shallow depression, through to what may have been a series

how often is the golden gate bridge painted

Construction and Extraction Industry. Bridge Painter. How much do painters get paid per hour? Based on the average quoted rate for a standard house painting job, which is $40/hr, you’ll have to shell out $320 a day, if it takes

where ther be dragons

Where There Be Dragons quote? “Here be Dragons” was a phrase frequently used in the 1700s and earlier by cartographers (map makers) on faraway, uncharted corners of the map. It was meant to warn people away from dangerous areas where