In a food chain, energy flows from (a) Higher trophic to...

In a food chain, energy flows from
(a) Higher trophic to lower trophic levels.
(b) From consumer to producer.
(c) From lower trophic to higher trophic levels.
(d) From higher to lower trophic levels and vice versa.

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Key Concepts

Energy Flow

Energy flow refers to the movement of energy through an ecosystem, primarily moving from lower to higher trophic levels. This flow begins with the capture of solar energy by producers and continues as energy is passed on to various levels of consumers. At each transfer, some energy is lost as heat, making the process unidirectional.

Food Chain

A food chain is a linear sequence of organisms that illustrates how energy and nutrients are transferred from one organism to another within an ecosystem. It shows the direct feeding relationships between producers, consumers, and decomposers, providing a simplified picture of energy flow through an ecosystem.

Trophic Levels

Trophic levels are the hierarchical stages in an ecosystem's food chain. They include primary producers (typically photosynthetic organisms), primary consumers (herbivores), secondary consumers (carnivores that eat herbivores), and higher-level consumers. Each level represents a step in the transfer of energy and nutrients through the ecosystem.

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