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See all →- Sugar 'X'A. is found in honey.B. is a keto sugar.C. exists in α and β - anomeric forms.D. is laevorotatory.'X' is : Answer: 2. D-Fructose Key idea: match each property. D-Fructose is present in honey, is a keto sugar (ketohexose), exists as α and β anomers... 1
- Match List I with List II.List I (Name of Vitamin): A. Vitamin B_12 B. Vitamin D C. Vitamin B_2 D. Vitamin B_6List II (Deficiency disease): I. Cheilosis II. Convulsions III. Rickets IV. Pernicious anaemiaChoose the correct answer from the options giv… Answer: 2. A-IV, B-III, C-I, D-II Vitamin mathrmB₁₂ : pernicious anaemia (IV). Vitamin D: rickets (III). Vitamin B₂ (riboflavin): cheilosis... 1
- Fehling's solution 'A' is Answer: 2. aqueous copper sulphate Key idea: Fehling's solution is prepared as two separate solutions. Fehling's A: aqueous copper sulphate.... 1
- The reagents with which glucose does not react to give the corresponding tests/products areA. Tollen's reagent B. Schiff's reagent C. HCN D. NH_2OH E. NaHSO_3Choose the correct options from the given below: Answer: 4. B and E Key idea: glucose exists mostly as the cyclic hemiacetal, so it gives some but not all aldehyde reactions. Tollens' reage... 1
- Given below are two statements :Statement I : A unit formed by the attachment of a base to 1' position of sugar is known as nucleosideStatement II : When nucleoside is linked to phosphorous acid at 5'-position of sugar moiety, we get nucleotide.In th… Answer: 4. Statement I is true but Statement II is false. Key idea: Nucleoside = base + sugar; nucleotide = nucleoside + phosphoric acid. St... 1
- The incorrect statement regarding enzymes is : Answer: 4. Enzymes are polysaccharides. Key idea: enzymes are (almost all) globular proteins, not polysaccharides. Statements 1 to 3 are tru... 1