Q222
_________ energy is the main driving force of the ecological system.
A.
Hydro
B.
Solar
AnswerC.
Electric
D.
Mechanical
Answer: Option B
Solution
Answer: Option B
Solution:
The driving force for an ecosystem is solar energy. Plants use solar energy to synthesize their food by the process of photosynthesis. From solar energy, the energy is transferred to plants and other organisms via plants. Thus, the correct answer is 'Solar energy'.