Q981
Open questionThe symptom when the entire leaf loses its pigment is known as
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Biology GK · all questionsPlant Anatomy and Physiology
Plant Anatomy and Physiology
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Q982
Open questionFruits stored in a cold chamber exhibit longer storage life because
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Q983
Open questionIn root nodules of legumes, leghaemoglobin is important because
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Q984
Open questionThe enzymes which cause the substrate molecule to split into two different components are known as
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Q985
Open questionIn which of the following plants the cell wall formation of the endosperms occurs at the 4-nucleate stage?
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Q986
Open questionWhich of the following types of light are strongly absorbed by plants?
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Q987
Open questionAccording to Calvin and Benson, the initial accepter of the CO2 molecule during photosynthesis is
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Q988
Open questionWho among the following found that the application of synthetic auxins can bring about the development of an unpollinated ovary into a fruit?
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Q989
Open questionAccording to Hatch and Slack, the primary carboxylation in C4 plants takes place in the
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Q990
Open questionAt very high intensity beyond a certain point, the photosynthesising cells exhibit photo-oxidation of its constituents. This phenomenon is caIled
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Q991
Open questionThe first dominant colonists among the flora of Iithophytes are
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Q992
Open questionA cell increases in volume when it is placed in
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Q993
Open questionWhich of the following elements is not essential for plant growth?
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Q994
Open questionChemiosmotic coupling, the most widely accepted explanation of phosphorylation was proposed by
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Q995
Open questionA formation of little trees upto 4 m in height which are richly armed with thorns and for the most part have ternate or pinnate leaves, but are leafless during dry season is known as
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Q996
Open questionMycorrhizae are formed by the association of
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Q997
Open questionThe species distributed in a belt around the north-pole include
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Q998
Open questionAn enzyme has a distinct cavity or cleft in which the substrate is bound, known as
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Q999
Open questionConsider the following statements and choose the correct answer:
1. The absorption spectra of chlorophyll and bacteriochlorophyll are characteristic and distinct
2. Though not identical chemically, the accessory pigments of higher plants and photosynthetic bacteria serve the same function
3. Cyclic and non-cyclic photo phosphorylation occur only in case of higher plants
4. Bacterial photosynthesis occurs in presence of light and oxygen
1. The absorption spectra of chlorophyll and bacteriochlorophyll are characteristic and distinct
2. Though not identical chemically, the accessory pigments of higher plants and photosynthetic bacteria serve the same function
3. Cyclic and non-cyclic photo phosphorylation occur only in case of higher plants
4. Bacterial photosynthesis occurs in presence of light and oxygen
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