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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-5

Each section contains 100 MCQs on Plant Anatomy and Physiology .
41
The type of anatomy where a single layer of bundle sheath cells around the vascular bundle is surrounded by a loosely packed layer of mesophyll cells is known as
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Answer: Option B
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42
Osmosis is defined as
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Answer: Option A
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43
The causal organism of loose smut of wheat is
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Answer: Option A
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44
Artificial light can
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Answer: Option C
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45
When the anthropogenic formation is controlled by biotic factors, then the climax is generally called as
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Answer: Option B
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46
Which of the following due to a disease is permanent and eventually leads to death of the plant?
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Answer: Option D
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47
Which of the following species is supposed to have been the remnants of a once widely distributed taxon in the past?
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Answer: Option A
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48
The most active light for photosynthesis is
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Answer: Option B
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49
The active center pigment for photo-system I consists of chlorophyll a, which absorbs at
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Answer: Option D
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50
Which of the following pollutants causes yellowing and occasional necrosis of leaves, chlorosis of floral buds, inhibition of apical growth, equinasty of leaves, reduced growth and lack of apical dominance ?
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Answer: Option B
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