CUET 2026 Biology May 29 Shift 2 Question Paper- Download Answer Key and Solution PDF

CUET Questions

• 1.

  Which of the following is correctly matched?

  • Tapetum --- Mechanical support
    
  • Endothecium --- Pollen nourishment
    
  • Synergids --- Filiform apparatus
    
  • Antipodals --- Male gamete production
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• 2.

  Arrange the following stages of development of a dicot embryo in the order of their occurrence: (i) Formation of heart shaped embryo
  (ii) Formation of typical dicot embryo
  (iii) Formation of zygote
  (iv) Formation of globular embryo

  • (i), (ii), (iii), (iv)
    
  • (iii), (iv), (i), (ii)
    
  • (iii), (i), (ii), (iv)
    
  • (iv), (i), (ii), (iii)
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• 3.

  In DNA N-glycosidic linkage is present between:

  • Pentose sugar and phosphate group
    
  • Nitrogenous base and pentose sugar
    
  • Two nitrogenous bases
    
  • Two pentose sugars
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• 4.

  Which of the following plant hormones is primarily responsible for apical dominance?
  

  • Cytokinin
    
  • Auxin
    
  • Ethylene
    
  • Abscisic acid
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• 5.

  Which of the following is not a Mendelian Disorder?

  • Haemophilia
    
  • Sickle-cell anaemia
    
  • Down's Syndrome
    
  • Phenylketonuria
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• 6.

  Identify the statements true for RNA. (i) RNA acts as a genetic material for some viruses.
  (ii) RNA also functions as an adapter molecule.
  (iii) RNA has hexose sugar as its backbone.
  (iv) RNA also acts as catalyst in some cases.

  • (i), (ii) and (iii) only
    
  • (i), (ii) and (iv) only
    
  • (ii), (iii) and (iv) only
    
  • (i), (iii) and (iv) only
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