Botany-CPMT MCQ Questions and Answers

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This section on Botany CPMT MCQ questions with answers focuses on essential biology concepts commonly tested in medical entrance exams like NEET, AIIMS, and CPMT. These multiple-choice questions cover topics such as plant physiology, taxonomy, genetics, and ecology. Each question is carefully designed with detailed explanations to help students build a strong conceptual foundation. Practicing such science-based MCQs is similar to structured programming logic—it strengthens analytical thinking and conceptual application. Download botany CPMT questions with solutions PDF and practice regularly to improve accuracy and speed in competitive science exams.

Botany-CPMT MCQ

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41. A recessive pair of alleles at one locus sometimes prevents the expression of a dominant allele at another locus. This expression is termed as-

  • Pleiotropy
  • Polygenic inheritance
  • Complementary gene
  • Epistasis
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42. Floridean starch is found in-

  • Cyanophyceae
  • Chlorophyceae
  • Myxophyceae
  • Rhodophyceae
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43. Feathery stigma is present in-

  • Ceasalpinia
  • Pisum sativum
  • Datura stramonium
  • Triticum aestivum
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44. Maximum transpiration occurs through/ from-

  • Ground tissue of scale leaf
  • Protoderm and procambium
  • Periderm and lenticels
  • Dermal tissue
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45. Separation of components of a mixture based on their differential movements is called-

  • Plasmolysis
  • Dialysis
  • Osmosis
  • Chromatography
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46. The free energy in breaking down of glucose into CO2 and H2O is-

  • Negative and exergonic
  • Positive and exergonic
  • Negative and endergonic
  • Positive and endergonic
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47. A pome fruit is said to be false because-

  • The fruit is present in fleshy edible thalamus
  • The endocarp is cartilaginous
  • The pericarp is inconspicuous
  • The fruit is derived from inferior ovary
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48. If mendel had studied the 7 traits using a plant with 12 chromosomes instead of 14 in what way would the interpretations have been different ?

  • He would not have discovered the law of independent assortment
  • He would have mapped the chromosome
  • He would have discovered blending o r incomplete dominance
  • He would have discovered sex linkage
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49. Enzymes are absent in-

  • Fungi
  • Cyanobacteria
  • Viruses
  • Algae
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50. Length of one turn of the helix in a B-form DNA is approximately-

  • 2 nm
  • 20 nm
  • 0•34 nm
  • 3•4 nm
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