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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-10 section-6

Each section contains 100 MCQs on Plant Anatomy and Physiology .
91
The severity of late blight infection is governed by environmental conditions which include
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Answer: Option D
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92
When attacked by certain fungi and viruses, the floral organs such as stamens and carpels transform into leaf-like structures known as
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Answer: Option B
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93
Which is true for glycolysis?
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Answer: Option B
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94
Match List-I with List-II and select the correct answer:
List-I (Grafting types) List-II (Processes)
a. Tongue or Whip grafting 1. Scions having wedge-shaped cut are grafted on the slits at the top of stock
b. Wedge grafting 2. A V-shaped notch is made on stock and a wedge-shaped cut is made on the scion
c. Side grafting 3. Both the stock and the scion are cut obliquely at about the same angle
d. Crown grafting 4. Single scion having wedge-shaped cut is inserted in a lateral slit of the stock
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Answer: Option B
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95
Match List-I (Life-forms of plants in desert ecosystem) with List-II (Species characteristics) and select the correct answer:
List-I List-II
a. Annuals 1. Species which remain dormant in the soil during dry period but are able to respond quickly to cool or wet periods
b. Desert shrubs 2. Species which store water in their water storage tissues
c. Succulents 3. Species mat avoid drought by growing in presence of adequate moisture
d. Microflora 4. Species with numerous branches arising from the basal part of the short stem and small thick leaves that may be shed during dry periods
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Answer: Option B
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96
The causal organism for late blight of potato is
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Answer: Option C
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97
Any method that renders the seed coat, permeable to water and oxygen or breaks the seed coat so that embryo expansion is not physically retarded, is known as
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Answer: Option B
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98
In the temperate or upper hill zone where Darjeeing town and Ghum are located, which of the following associations is observed?
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Answer: Option C
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99
Which of the following types of soil remains best for the growth of majority of plants?
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Answer: Option D
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100
The primary characteristics of the tundra biome include
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Answer: Option A
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