Botany-Energy Flow
NEET Botany Energy Flow MCQ Question
Type: MCQ-fact-Easy-Class 12
What is the primary source of energy for all ecosystems on Earth?
A
The Sun
B
Geothermal heat
C
Wind energy
D
Chemical reactions
Correct Answer
Option A
Detailed Explanation
The text states that except for the deep sea hydro-thermal ecosystem, the Sun is the only source of energy for all ecosystems on Earth.
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