MCQ on Cytokinin (Plant Hormone)
Cytokinin are like cellular cheerleaders in plants. They promote cell division, shoot growth, and delay aging, keeping leaves green and buds ready to sprout into […]
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MCQ on Auxin (Plant Hormone)
Auxins are plant growth regulators that act like tiny conductors. They control cell elongation, root formation, and even tell plants which way to grow by […]
MCQ on Abscisic Acid (ABA)
Abscisic acid (ABA) is a plant hormone nicknamed the “stress hormone.” It helps plants cope with drought, cold, and other threats by triggering responses like […]
MCQ on Plant Hormones
Plant Hormone MCQ: Plant hormones, also known as phytohormones, are chemical substances that regulate various physiological processes in plants. They include auxins, gibberellins, cytokinins, ethylene, […]
MCQ on Proton Gradient and ATP Synthesis
A proton gradient is a difference in proton concentration across a membrane, created by the electron transport chain. ATP synthesis occurs when protons flow back […]
MCQ on Chemiosmotic Coupling Mechanism of ATP Synthesis
Chemiosmotic coupling is the mechanism by which ATP is synthesized in mitochondria and chloroplasts. It involves the movement of protons across a membrane, creating a […]
MCQ on Q Cycle
The Q cycle is a mechanism in the electron transport chain’s complex III (cytochrome bc1 complex) that transfers electrons from ubiquinol (QH2) to cytochrome c. […]
MCQ on Reduced Coenzymes
Reduced coenzymes, such as NADH and FADH2, are molecules that carry electrons and hydrogen ions during cellular respiration. They are formed when NAD+ and FAD […]
MCQ on Link Reaction (Pyruvate Decarboxylation)
The link reaction, or pyruvate decarboxylation, is the process where pyruvate from glycolysis is converted into acetyl-CoA in the mitochondria. Pyruvate loses a carbon dioxide […]