NEET Biology Biomolecules / जैव-अणु Question Bank

done Carbohydrates Starch and Protein Total Questions - 39

• question_answer1)
  Starch and cellulose are the compounds made up of many units of [CPMT 1988, 89, 93]
  A)
  Simple sugar done clear
  B)
  Fatty acid done clear
  C)
  Glycerol done clear
  D)
  Amino acid done clear
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• question_answer2)
  Which one of the following is the sweetest sugar [AFMC 2002]
  A)
  Fructose done clear
  B)
  Glucose done clear
  C)
  Galactose done clear
  D)
  Sucrose done clear
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• question_answer3)
  Which of the following is the characteristic of plants [MP PMT 2003]
  A)
  Glucose and cellulose done clear
  B)
  Pyruvic acid and glucose done clear
  C)
  Cellulose and starch done clear
  D)
  Starch and pyruvic acid done clear
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• question_answer4)
  Which of the following is a disaccharide [KCET (Med.) 1999]
  A)
  Ribose done clear
  B)
  Maltose done clear
  C)
  Glucose done clear
  D)
  Cellulose done clear
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• question_answer5)
  Inulin found in plant cell is a [Orissa PMT 2002]
  A)
  Lipid done clear
  B)
  Protein done clear
  C)
  Polysaccharide done clear
  D)
  Vitamin done clear
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• question_answer6)
  Pentoses and hexoses are the most common [BHU 2002]
  A)
  Disaccharides done clear
  B)
  Monosaccharides done clear
  C)
  Oligosaccharides done clear
  D)
  Polysaccharides done clear
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• question_answer7)
  Corn is immersed in the boiling water. It is then cooled, the solution becomes sweet. It is due to  [AFMC 1999; JIPMER  2001]
  A)
  Enzymes are inactivated in boiling water done clear
  B)
  Disaccharides are converted to monosaccharides done clear
  C)
  Monosaccharides are converted to disaccharides done clear
  D)
  None of these done clear
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• question_answer8)
  Final product of starch digestion is [JIPMER 1993]
  A)
  Maltose done clear
  B)
  Sucrose done clear
  C)
  Lactose done clear
  D)
  Glucose done clear
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• question_answer9)
  Cellulose are polymers of
  A)
  Disaccharides of glucose done clear
  B)
  Polysaccharides of glucose done clear
  C)
  Disaccharides of microfibrils done clear
  D)
  Polysaccharides of microfibrils done clear
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• question_answer10)
  Simplest form of carbohydrate is
  A)
  Carbon done clear
  B)
  Starch done clear
  C)
  Monosaccharide done clear
  D)
  Canesugar done clear
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• question_answer11)
  Sucrose, a common table sugar, is composed of  [Orissa JEE 2004]
  A)
  Glucose + fructose done clear
  B)
  Glucose + galactose done clear
  C)
  Fructose + galactose done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer12)
  Which is non-reducing sugar [Orissa JEE 2004; Bihar 2005]
  A)
  Glucose done clear
  B)
  Galactose done clear
  C)
  Mannose done clear
  D)
  Sucrose done clear
  View Solution play_arrow

• question_answer13)
  Sugar and amino acids are [MHCET 2004]
  A)
  Primary metabolites done clear
  B)
  Secondary metabolites done clear
  C)
  Feed stock done clear
  D)
  Inoculum done clear
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• question_answer14)
  A complex polysaccharide produced from sucrose by the bacterium Leuconostoc mesenteroides is : [BHU 2004]
  A)
  Chitin done clear
  B)
  Starch done clear
  C)
  Cellulose done clear
  D)
  Dextran done clear
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• question_answer15)
  The chemical formula of starch is [RPMT 2002]
  A)
  \[{{({{C}_{6}}{{H}_{10}}{{O}_{5}})}_{n}}\] done clear
  B)
  \[{{({{C}_{6}}{{H}_{12}}{{O}_{6}})}_{n}}\] done clear
  C)
  \[{{C}_{12}}{{H}_{22}}{{O}_{11}}\] done clear
  D)
  \[C{{H}_{3}}COOH\] done clear
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• question_answer16)
  Oval shaped and eccentric starch particles are found in [RPMT 1995]
  A)
  Wheat done clear
  B)
  Maize done clear
  C)
  Potato done clear
  D)
  Rice done clear
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• question_answer17)
  Which one of the following is a conjugate protein [Orissa PMT 2002]
  A)
  Globulin done clear
  B)
  Albumin done clear
  C)
  Histone done clear
  D)
  Flavoprotein done clear
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• question_answer18)
  Glycoproteins contain [KCET 2000]
  A)
  Protein and fat done clear
  B)
  Protein and salt done clear
  C)
  Protein and vitamin done clear
  D)
  Protein and carbohydrates done clear
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• question_answer19)
  What are the most diversed molecules in the cell [MP PMT 2000]
  A)
  Lipids done clear
  B)
  Proteins done clear
  C)
  Carbohydrates done clear
  D)
  Mineral salts done clear
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• question_answer20)
  No cell could live without [MP PMT 1997]
  A)
  Phytochrome done clear
  B)
  Enzymes done clear
  C)
  Chloroplasts done clear
  D)
  Protein done clear
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• question_answer21)
  Largest physical and chemical molecules are [CBSE PMT 1996]
  A)
  Carbohydrates done clear
  B)
  Lipids done clear
  C)
  Proteins done clear
  D)
  Nucleic acids done clear
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• question_answer22)
  Which of the following chemical characteristics is not common to all living beings  [AIIMS 1980]
  A)
  Similar triplet code for amino acids done clear
  B)
  Energy is stored by high phosphate bonds done clear
  C)
  Type of protein present in the body done clear
  D)
  Ribosomes are the sites of protein synthesis done clear
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• question_answer23)
  Lipids are insoluble in water, because lipids molecules are [CBSE PMT 2002]
  A)
  Neutral done clear
  B)
  Zwitter ions done clear
  C)
  Hydrophobic done clear
  D)
  Hydrophilic done clear
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• question_answer24)
  Proteins consist of [CPMT 1992]
  A)
  Carbon, hydrogen, chlorine, sulphur done clear
  B)
  Carbon, hydrogen, oxygen, nitrogen done clear
  C)
  Carbon, manganese, phosphorus, nitrogen done clear
  D)
  Carbon, iodine, oxygen and inorganic phosphate done clear
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• question_answer25)
  Which of the following is conjugated protein [MHCET 2000]
  A)
  Chromoproteins done clear
  B)
  Phosphoprotein done clear
  C)
  Glycoprotein done clear
  D)
  All of the above done clear
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• question_answer26)
  \[\alpha -\]helical model of protein was discovered by  [BVP 2000; MHCET 2001]
  A)
  Pauling and Correy done clear
  B)
  Watson done clear
  C)
  Morgan done clear
  D)
  Berzelus done clear
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• question_answer27)
  Aleurone grains are [BVP 2003]
  A)
  Enzymes done clear
  B)
  Carbohydrates done clear
  C)
  Protein done clear
  D)
  Fat done clear
  View Solution play_arrow

• question_answer28)
  High content of lysine is present in [MHCET 2003]
  A)
  Wheat done clear
  B)
  Apple done clear
  C)
  Maize done clear
  D)
  Banana done clear
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• question_answer29)
  Which of the following is polymerized to form proteins [MHCET 2003]
  A)
  Protein done clear
  B)
  Carbohydrates done clear
  C)
  Amino acid done clear
  D)
  Muramic acid done clear
  View Solution play_arrow

• question_answer30)
  Basic structure of protein was given by [AFMC 2004]
  A)
  Stanley done clear
  B)
  Nicholson done clear
  C)
  Watson done clear
  D)
  Singer done clear
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• question_answer31)
  Inspite of gaining complete glucose, plants stores fructose in ripening fruits because in comparison of glucose, fructose is [AMU 2005]
  A)
  More sweet done clear
  B)
  Release more energy at the time of oxidation done clear
  C)
  More stable for oxidation done clear
  D)
  Occupy less space done clear
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• question_answer32)
  Carbohydrates, the most abundant biomolecules on earth, are produced by   [CBSE PMT 2005]
  A)
  All bacteria, fungi and algae done clear
  B)
  Fungi, algae and green plant cells done clear
  C)
    Some bacteria, algae and green plant cells done clear
  D)
  Viruses, fungi and bacteria done clear
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• question_answer33)
  During strenous exercise glucose is converted into [BHU 2005]
  A)
  Glycogen done clear
  B)
  Pyruvic acid done clear
  C)
  Starch done clear
  D)
  Lactic acid done clear
  View Solution play_arrow

• question_answer34)
  In which form does the food transported in plants [BHU 2005]
  A)
  Sucrose done clear
  B)
  Fructose done clear
  C)
  Glucose done clear
  D)
  Lactose done clear
  View Solution play_arrow

• question_answer35)
  Cellulose is a [Manipal 2005]
  A)
  Monosaccharide done clear
  B)
  Disaccharide done clear
  C)
  Homoglycan pentosan done clear
  D)
  Homoglycan hexosan done clear
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• question_answer36)
  Maltose consists of which one of the following  [Manipal 2005]
  A)
  \[\beta -\]glucose and \[\beta -\]galactose done clear
  B)
  \[\alpha -\]glucose and \[\alpha -\]fructose done clear
  C)
  \[\alpha -\]sucrose nad \[\beta -\]glucose done clear
  D)
  Glucose and glucose done clear
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• question_answer37)
  Which of the following amino acids is not optically active[ BHU 2005]
  A)
  Glycine done clear
  B)
  Valine done clear
  C)
  Leucine done clear
  D)
  Isoleucine done clear
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• question_answer38)
  Which of the following is the simplest amino acid [CBSE PMT 2005]
  A)
  Tyrosine done clear
  B)
  Asparagine done clear
  C)
  Glycine done clear
  D)
  Alanine done clear
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• question_answer39)
  Weight of protein is [Bihar 2005]
  A)
  > 12000 done clear
  B)
  < 6000 done clear
  C)
  < 12000 done clear
  D)
  600 - 3000 done clear
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