NEET Botany - MCQ Practice Questions
Botany is where NEET aspirants lose marks quietly, usually because plant physiology and morphology get less revision time than human physiology. This set covers plant morphology and anatomy, cell structure, plant physiology, reproduction in flowering plants, genetics, and ecology and environment. Diagram based questions are included because the paper leans on them more than most students expect.
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Which photosystem has a lower reduction potential for its reaction center chlorophyll (P700 vs P680)?
The Emerson effect demonstrates that photosynthesis efficiency increases when plants are exposed to both red and far-red light together compared to either alone. This is explained by:
During the S-state transitions in the oxygen-evolving complex, the manganese cluster undergoes sequential oxidation. How many oxidation steps occur before O2 is released?
A research study on stomatal regulation shows that ABA (abscisic acid) concentration increases 100-fold in guard cells during drought stress. Which of the following correctly describes the mechanism?