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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-6 section-7

Each section contains 100 MCQs on Plant Anatomy and Physiology .
51
Which of the following are also called as 'drought evaders' or 'drought escapers'?
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Answer & Solution
Answer: Option A
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52
Consider the following statements and choose the correct answer:
1. At low temperature, the viscosity of water increases
2. Low temperature retards the growth of the roots
3. At low temperature, viscosity of protoplasm and cell wall decreases
4. Low temperature increases the metabolic activities of the root cells
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Answer & Solution
Answer: Option A
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53
Haberlandt (1922) has given the "necrohormone" theory for the production of
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Answer: Option C
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54
The porphyrin head of chlorophyll is made up of porphyrin system in which four pyrole rings are linked together by
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Answer: Option B
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55
Process by which plant prepare their food is
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Answer: Option C
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56
Yellow spots on citrus leaves is due to the deficiency of
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Answer: Option B
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57
The commonest characters found in case of total phanerogamic parasite include
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Answer: Option D
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58
Which of the following forests are also called Selvas?
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Answer: Option A
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59
Ustilago tritici absorbs nutrition from the host cells by
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Answer: Option B
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60
The first hint that apical dominance might be because of auxin produced at the terminal bud and transported downward through the stem was given by
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Answer: Option A
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