Gujarat BoardEnglish MediumSTD 9ScienceNatural Resources1 Mark
MCQ
The ultimate source of energy in an ecosystem is:
✓
Sunlight.
B
Glucose.
C
Protein.
D
Green plants.
✓
Answer
Correct option: A.
Sunlight.
Green plants are producers in an ecosystem i.e. they produce food. The food obtained from plants is utilized by all the other components of an ecosystem. Hence, Green plants are ultimate source of energy.
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