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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-5 section-6

Each section contains 100 MCQs on Plant Anatomy and Physiology .
41
Match List-I with List-II and select the correct answer:
List-I List-II
a. Rate of respiration 1. Auxanometer
b. Rate of growth of plant 2. Respirometer
c. Size of stomata 3. Hellio tropic chamber
d. Demonstrate phototropism 4. Poromoter
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Answer & Solution
Answer: Option A
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42
In castor and several other related plants a fleshy whitish tissue is formed at one end of the seed. This is called the
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Answer & Solution
Answer: Option B
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43
The by-product of photosynthesis is
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Answer & Solution
Answer: Option B
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44
In which of the following families, the endosperm forms both micropylar and chalazal haustoria?
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Answer & Solution
Answer: Option B
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45
The germination process, whereby the cotyledons emerge above ground with the growing tip due to the elongation of hypocotyl and the formation of hypocotyl hook is known as
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Answer & Solution
Answer: Option A
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46
A known inhibitor of gibberellin biosynthesis, used extensively by the green house floriculture industry to retard the growth of such plants as chrysanthemums and poinsettias is known as
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Answer & Solution
Answer: Option C
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47
Plants grown which of the following places take up carbon dioxide during the night?
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Answer & Solution
Answer: Option A
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48
Which of the following plants is an example of a carcerule where the fruit is produced from a bicarpellary, syncarpous, tetralocular and superior ovary?
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Answer & Solution
Answer: Option D
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49
Biosynthetic phase is called as dark reaction because
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Answer: Option B
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50
During early stages of microsporogenesis, the microspore mother cells or microsporocytes are closely packed and are interconnected by
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Answer & Solution
Answer: Option A
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