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Plant Anatomy and Physiology MCQ question and answer with solution | Biology Gk MCQs

Learn Plant Anatomy and Physiology MCQ Questions and answers with easy and logical explanations in Biology Gk . Plant Anatomy and Physiology MCQ question provides all type of technical mcq questions which is important for SSC-CGL, UPPSC, NDA, CDS and all govt examinations Page-8 section-9

Each section contains 100 MCQs on Plant Anatomy and Physiology .
71
Which of the following is an aerial ecological factor?
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Answer & Solution
Answer: Option C
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72
In which of the following bacteria, CO2 fixation occurs utilizing coenzyme A and in the presence of reduced ferrodoxin which however generate photosynthetically?
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Answer: Option B
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73
To increase sugar production in sugarcanes, they are sprayed with
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Answer: Option C
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74
Which of the following is the most humid region and the best botanically known part of the entire eastern Himalayas?
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Answer: Option B
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75
Application of an antibiotic, Agrimycin, containing 15 % streptomycin and 1.5 % oxytetracyclin is the only effective control of
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Answer: Option C
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76
The photosynthetic reaction which does not require light is called as
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Answer: Option A
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77
Before the formation of the funicle the hypodermal cells at the apex of the nucellus are differentiated due to large nuclei and dense cytoplasm, which are called
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Answer: Option C
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78
Any one parameter is not good enough to demonstrate growth through the life of a flowering plant because
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Answer: Option C
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79
Match List-I (Altitudinal zones of eastern Himalayas) with List-II (Floras) and select the correct answer:
List-I List-II
a. Tropical 1. Rich in conifers and bamboos (Arundinaria spp.)
b. Upper temperate 2. Composed of Shorea robusta with patches of riverain mixed deciduous forests, savannahs and swamps
c. Alpine 3. Composed of Rhododendron and Juniperus species
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Answer: Option D
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80
As we progress from the tip to the base of the coleoptile, the concentration of auxin
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Answer: Option B
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