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← Nature & AnimalsWhich process dictates enhanced growth in legumes when specific bacteria are present?
A)Nitrogen fixation by root nodules✓
B)Competition with soil microbes
C)Increased root turgor pressure
D)Enhanced phosphorus absorption directly
💡 Explanation
Legumes exhibit vigorous growth because nitrogen fixation within root nodules converts atmospheric nitrogen into ammonia, a usable form; therefore, the plants thrive, rather than facing growth limitations from nitrogen scarcity like other plants.
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