Botany-Biodiversity Loss
NEET Botany Biodiversity Loss MCQ Question
Type: MCQ-diagram based-Hard-Class 12
A diagram depicts a graph showing the variation in total biomass over several years for various plots with differing species richness. What conclusion can be drawn about biodiversity loss from this graph?
A
Plots with more species show less year-to-year variation in total biomass.
B
Plots with fewer species consistently have higher productivity.
C
Species-rich plots are more susceptible to alien species invasions.
D
Plots with fewer species have more stable productivity over time.
Correct Answer
Option A
Detailed Explanation
David Tilman’s experiments showed that increased species richness leads to less variation in total biomass over the years, indicating the importance of biodiversity.
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