Which hormone is primarily responsible for stem elongation and breaking of seed dormancy?
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What is the primary role of chlorophyll in photosynthesis?
During which stage of the cell cycle does microsporogenesis occur in plants?
The enzyme responsible for fixing carbon dioxide in the Calvin cycle is:
What is the main difference between chasmogamous and cleistogamous flowers?
What is the significance of the filiform apparatus in the synergid cells of the embryo sac?
What is the primary role of the vegetative cell in a pollen grain?
Which of the following hormones is known as the stress hormone?
Presence of which of the following compound accelerates abscission of flower and fruits?
Which gas is used as a carbon source in photosynthesis?
Ethylene is unique among the plant hormones because it:
During photosynthesis, the oxygen in glucose comes from:
Engelmann's experiment using a filamentous alga and aerobic bacteria demonstrated that:
Which of the following statements about plant growth regulators is true?
Which of the following is not a component of a chloroplast?
The primary acceptor of electrons from water in photosynthesis is:
Which of the following is a product of the light-dependent reactions of photosynthesis?
The phenomenon of apical dominance is primarily regulated by:
Which of the following is not a phase of photosynthesis?
Which of the following is NOT a characteristic effect of cytokinins?
Which of the following is not a product of the light reactions of photosynthesis?
Which hormone is involved in the positive regulation of seed germination?
Which of the following is not a characteristic feature of wind-pollinated plants?
Which hormone is primarily involved in the induction of parthenocarpy?
Which of the following statements is true regarding the light-dependent reactions of photosynthesis?
1 videos|26 docs|121 tests
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1 videos|26 docs|121 tests
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