Energy Sources | Animal Husbandry & Veterinary Science Optional for UPSC PDF Download

Energy Sources in Nature

Energy Transfer in Ecosystems

• Plants harness energy from the Sun to create chemical compounds.
• Animals rely on plants for energy by consuming them.
• When animals eat plants, they metabolize carbohydrates for energy.

Energy Conversion Process

• Plants convert sunlight into carbohydrates through photosynthesis.
• Animals convert the chemical energy in carbohydrates into heat energy for various bodily functions.

Utilization of Energy

• Heat energy from metabolized carbohydrates powers animals' basic functions.
• This energy is also used for the production of milk, meat, eggs, and work.

In nature, energy flows through ecosystems in a complex web of interactions. Plants play a crucial role in capturing energy from the Sun, which is then transferred to animals through consumption. This energy transfer is essential for the survival and functioning of all organisms.

Plants use photosynthesis to convert sunlight into carbohydrates, which serve as a primary source of energy for animals. When animals consume plants, they break down these carbohydrates to release heat energy. This energy is utilized by animals for their basic metabolic functions and also for the production of essential products like milk, meat, and eggs.

This interconnected process highlights the interdependence of living organisms in utilizing and transferring energy within ecosystems.