What is the original source of energy for all biological processes on Earth?Group of answer choicessolar energyglucoseATPheatcarbon dioxide

The original source of energy for all biological processes on Earth is solar energy. This energy is harnessed through the process of photosynthesis, where plants, algae, and some bacteria convert sunlight into chemical energy in the form of glucose. This glucose then serves as the primary energy source for various biological functions and is utilized by both autotrophs (organisms that produce their own food) and heterotrophs (organisms that consume other organisms for energy). The process of photosynthesis not only provides energy but also releases oxygen into the atmosphere, which is essential for the survival of most living organisms.

In summary, solar energy is the fundamental source that drives the energy flow through ecosystems, making it the starting point for virtually all food chains and biological processes on Earth.