Chemistry › Biomolecules
Biomolecules Questions
345 questions across 4 subtopics — with step-by-step solutions.
AMINO ACID(135)
- The functional group, which is found in am... | Chemistry | TestHub
- RNA is different from DNA because RNA cont... | Chemistry | TestHub
- The reason for double helical structure of... | Chemistry | TestHub
- Which base is present in RNA but not in DNA? | Chemistry | TestHub
- In both DNA and RNA, heterocyclic base and... | Chemistry | TestHub
- The pyrimidine bases present in DNA are | Chemistry | TestHub
- The secondary structure of a protein refer... | Chemistry | TestHub
- Biuret test is not given by | Chemistry | TestHub
- The presence or absence of hydroxyl group... | Chemistry | TestHub
- Amylopectin is a polymer of | Chemistry | TestHub
- Which one of the following statements is c... | Chemistry | TestHub
- Which of the following statements is correct? | Chemistry | TestHub
- All of the following statements apply to p... | Chemistry | TestHub
- Which of the following structures represen... | Chemistry | TestHub
- Which one of the following bases isnotpres... | Chemistry | TestHub
- The reason for double helical structure of... | Chemistry | TestHub
- Practice Question | Chemistry | TestHub
- Accumulation of which of the following mol... | Chemistry | TestHub
- Thiol group is present in: | Chemistry | TestHub
- Observation of "Rhumann's purple" is a con... | Chemistry | TestHub
- Consider the following sequence for aspart... | Chemistry | TestHub
- Among the following, the essential amino a... | Chemistry | TestHub
- Which of the following is the correct stru... | Chemistry | TestHub
- Which of the following is the correct stru... | Chemistry | TestHub
- The dipeptide, Gln-Gly, on treatment with... | Chemistry | TestHub
- Which of the following will not exist in z... | Chemistry | TestHub
- Which of the following will not exist in Z... | Chemistry | TestHub
- The predominant form of histamine present... | Chemistry | TestHub
- The increasing order of of the following a... | Chemistry | TestHub
- The correct sequence of amino acids presen... | Chemistry | TestHub
- Which of the following tests cannot be use... | Chemistry | TestHub
- The correct match between itemand itemisIt... | Chemistry | TestHub
- The correct match between Item I and Item... | Chemistry | TestHub
- The correct structure of the productin the... | Chemistry | TestHub
- The peptide that gives positive ceric ammo... | Chemistry | TestHub
- The correct structure of histidine in a st... | Chemistry | TestHub
- Among the following compounds most basic a... | Chemistry | TestHub
- Which of the following statements is not t... | Chemistry | TestHub
- Among the following compounds, which one i... | Chemistry | TestHub
- The number of chiral centres present in th... | Chemistry | TestHub
- The number ofgroups present in a tripeptid... | Chemistry | TestHub
- Which of the following is not an essential... | Chemistry | TestHub
- The number of chiral carbon(s) present in... | Chemistry | TestHub
- Which one of the following tests used for... | Chemistry | TestHub
- The compound is a complementary base of ..... | Chemistry | TestHub
- Seliwanoff test and Xanthoproteic test are... | Chemistry | TestHub
- Which of the following is correct structur... | Chemistry | TestHub
- A peptide synthesized by the reactions of... | Chemistry | TestHub
- Which of the following is NOT an example o... | Chemistry | TestHub
- Which one of the following is correct stru... | Chemistry | TestHub
- Out of the following, which type of intera... | Chemistry | TestHub
- The correct structure of Ruhemann's Purple... | Chemistry | TestHub
- Out of following isomeric forms of uracil,... | Chemistry | TestHub
- The total number of negative charge in the... | Chemistry | TestHub
- The water soluble protein is: | Chemistry | TestHub
- The secondary structure of protein is stab... | Chemistry | TestHub
- How many of the given compounds will give... | Chemistry | TestHub
- Optical activity of an enantiomeric mixtur... | Chemistry | TestHub
- The number of oxygen present in a nucleoti... | Chemistry | TestHub
- of protein containing only glycine is diss... | Chemistry | TestHub
- The structure of protein that is unaffecte... | Chemistry | TestHub
- Sugar moiety in DNA and RNA molecules resp... | Chemistry | TestHub
- In a linear tetrapeptide (Constituted with... | Chemistry | TestHub
- During the denaturation of proteins, which... | Chemistry | TestHub
- Stability of- Helix structure of proteins... | Chemistry | TestHub
- In alanylglycylleucylalanylvaline the numb... | Chemistry | TestHub
- Sulphur (S) containing amino acids from th... | Chemistry | TestHub
- Match List-I with List-II. List-INatural A... | Chemistry | TestHub
- Match List I and List IIList IList IITestF... | Chemistry | TestHub
- In an oligopeptide named Alanylglycylpheny... | Chemistry | TestHub
- Total number of tripeptides possible by mi... | Chemistry | TestHub
- Following tetrapeptide can be represented... | Chemistry | TestHub
- A protein ‘’ with molecular weight of, on... | Chemistry | TestHub
- The naturally occurring amino acid that co... | Chemistry | TestHub
- Which is not true for arginine? | Chemistry | TestHub
- Number of cyclic tripeptides formed witham... | Chemistry | TestHub
- Given below are two statements: one is lab... | Chemistry | TestHub
- Match List I with List II List I Natural a... | Chemistry | TestHub
- The one that does not stabilizeandstructur... | Chemistry | TestHub
- A short peptide on complete hydrolysis pro... | Chemistry | TestHub
- Given below are two statements: one is lab... | Chemistry | TestHub
- The total number of carbon atoms present i... | Chemistry | TestHub
- Two nucleotides are joined together by a l... | Chemistry | TestHub
- Type of amino acids obtained by hydrolysis... | Chemistry | TestHub
- DNA molecule contains 4 bases whose struct... | Chemistry | TestHub
- The total number of correct statements, re... | Chemistry | TestHub
- Which structure of protein remains intact... | Chemistry | TestHub
- Vanillin compound obtained from vanilla be... | Chemistry | TestHub
- If one strand of ahas the sequence ATGCTTC... | Chemistry | TestHub
- Which of the following gives a positive te... | Chemistry | TestHub
- The number of tripeptides formed by three... | Chemistry | TestHub
- Coagulation of egg, on heating is because... | Chemistry | TestHub
- Total number of essential amino acid among... | Chemistry | TestHub
- Choose the correct option for structures o... | Chemistry | TestHub
- A tetrapeptide " " on complete hydrolysis... | Chemistry | TestHub
- Identify the pair of reactants that upon r... | Chemistry | TestHub
- Identify the correct statement among the f... | Chemistry | TestHub
- The -Helix and - Pleated sheet structures... | Chemistry | TestHub
- Identify the essential amino acids from be... | Chemistry | TestHub
- Given below are two statements :Statement... | Chemistry | TestHub
- Choose the correct answer from the options... | Chemistry | TestHub
- The total number of hydrogen bonds of a DN... | Chemistry | TestHub
- A dipeptide, " " on complete hydrolysis gi... | Chemistry | TestHub
- Total number of \mathrm{H}_{2} \mathrm{O}... | Chemistry | TestHub
- How many amino acids are positively charge... | Chemistry | TestHub
- If pKa values for protonated Lysine molecu... | Chemistry | TestHub
- A polypeptide on complete hydrolysis produ... | Chemistry | TestHub
- If \mathrm{a}= Total number of alanine and... | Chemistry | TestHub
- Thymine is held by two hydrogen bonds with... | Chemistry | TestHub
- Kwashiorkor is caused by the deficiency of: | Chemistry | TestHub
- Which of the following is an essential Ami... | Chemistry | TestHub
- Peptide linkage is - | Chemistry | TestHub
- What would be the net charge on the given... | Chemistry | TestHub
- What will be the correct representation of... | Chemistry | TestHub
- \quad \stackrel{+}{\mathrm{N}} \mathrm{H}_... | Chemistry | TestHub
- Match the amino acid found in List -I with... | Chemistry | TestHub
- What will the correct representation of th... | Chemistry | TestHub
- p K_{a 1}, p K_{a 2} and p K_{a 3} of glut... | Chemistry | TestHub
- The constituents amino acids present in th... | Chemistry | TestHub
- Which of the following statements is/are c... | Chemistry | TestHub
- Which of the following graph is/are incorr... | Chemistry | TestHub
- The structure of protein that is unaffecte... | Chemistry | TestHub
- How many tripeptides can be formed by the... | Chemistry | TestHub
- Thyroxine, the hormone has given below str... | Chemistry | TestHub
- The structure of a peptide is given belowI... | Chemistry | TestHub
- Which of the following contains thioether... | Chemistry | TestHub
- Structures of alanine at \mathrm{pH}=2 and... | Chemistry | TestHub
- A pentapeptide has -COOH group on tyrosine... | Chemistry | TestHub
- How many tripeptides can be formed by the... | Chemistry | TestHub
- Amino acids are synthesised from | Chemistry | TestHub
- \quad \stackrel{+}{\mathrm{N}} \mathrm{H}_... | Chemistry | TestHub
- 1 mole of a polypeptide of hydrolysis prod... | Chemistry | TestHub
- The total number of negative charge units... | Chemistry | TestHub
- Which of the nitrogen containing heterocyc... | Chemistry | TestHub
- Which one of the following statements is n... | Chemistry | TestHub
CARBOHYDRATES(163)
- Complete hydrolysis of cellulose gives | Chemistry | TestHub
- Which one of the following statements is f... | Chemistry | TestHub
- The term anomers of glucose refers to | Chemistry | TestHub
- -glucose and | Chemistry | TestHub
- The two functional groups present in a typ... | Chemistry | TestHub
- Which of the following is a non-reducing s... | Chemistry | TestHub
- Natural glucose is termed D-glucose because : | Chemistry | TestHub
- Glycosidic linkage is actually an : | Chemistry | TestHub
- Synthesis of each molecule of glucose in p... | Chemistry | TestHub
- Which of the following will not show mutar... | Chemistry | TestHub
- Complete hydrolysis of starch gives: | Chemistry | TestHub
- The incorrect statement among the followin... | Chemistry | TestHub
- Which of the following compounds will beha... | Chemistry | TestHub
- Among the following, the incorrect stateme... | Chemistry | TestHub
- Glucose on prolonged heating withgives | Chemistry | TestHub
- Amylopectin is composed of: | Chemistry | TestHub
- Glucose and Galactose are having identical... | Chemistry | TestHub
- Which of the given statements is incorrect... | Chemistry | TestHub
- Which of the following statements is not t... | Chemistry | TestHub
- Fructose and glucose can be distinguished by: | Chemistry | TestHub
- Maltose on treatment with dilutegives: | Chemistry | TestHub
- Number of stereo centers present in linear... | Chemistry | TestHub
- What are the functional groups present in... | Chemistry | TestHub
- For the following Assertion and Reason, se... | Chemistry | TestHub
- The correct observation in the following r... | Chemistry | TestHub
- Which one of the following statement is no... | Chemistry | TestHub
- Which of the following statements is correct? | Chemistry | TestHub
- The number of chiral carbons present in su... | Chemistry | TestHub
- Which of the following statement is not tr... | Chemistry | TestHub
- andare three biomolecules. The results of... | Chemistry | TestHub
- Consider the following reactions :(i) Gluc... | Chemistry | TestHub
- Which one of the following compounds conta... | Chemistry | TestHub
- Identify the incorrect statement from the... | Chemistry | TestHub
- Hydrolysis of sucrose gives: | Chemistry | TestHub
- Compound A gives D-Galactose and D-Glucose... | Chemistry | TestHub
- A non-reducing sugarhydrolyses to give two... | Chemistry | TestHub
- Which one among the following chemical tes... | Chemistry | TestHub
- In the above reactions, the enzyme and enz... | Chemistry | TestHub
- Given below are two statements : one is la... | Chemistry | TestHub
- Fructose is an example of :- | Chemistry | TestHub
- Which of the glycosidic linkage between ga... | Chemistry | TestHub
- Which of the following is correct structur... | Chemistry | TestHub
- Match List- with List-.List-List-(a)Sucros... | Chemistry | TestHub
- Glycosidic linkage betweenof-glucose andof... | Chemistry | TestHub
- When sugar '' is boiled with dilutein alco... | Chemistry | TestHub
- For the below given cyclic hemiacetal , th... | Chemistry | TestHub
- Given below are two statements. One is lab... | Chemistry | TestHub
- Match List-I with List-II List-I List-IIAG... | Chemistry | TestHub
- The formulas of and for the following reac... | Chemistry | TestHub
- A sugar '' dehydrates very slowly under ac... | Chemistry | TestHub
- The number of carbon atoms present in the... | Chemistry | TestHub
- Given below are two statements.Statement I... | Chemistry | TestHub
- Animal starch is the other name of | Chemistry | TestHub
- A polysaccharide '' on boiling with dilatu... | Chemistry | TestHub
- Which of the following is reducing sugar? | Chemistry | TestHub
- The correct representation in six membered... | Chemistry | TestHub
- Match items of Row I with those of Row II.... | Chemistry | TestHub
- Compound, given a tetraacetate withand oxi... | Chemistry | TestHub
- An athlete is given of glucose for energy.... | Chemistry | TestHub
- Match List I with List II Choose the corre... | Chemistry | TestHub
- The incorrect statement about Glucose is : | Chemistry | TestHub
- The incorrect statements regarding enzymes... | Chemistry | TestHub
- Match List I with List II Choose the corre... | Chemistry | TestHub
- Which of the following is the correct stru... | Chemistry | TestHub
- Match List I with List II List-I List-IIA.... | Chemistry | TestHub
- The incorrect statement regarding the give... | Chemistry | TestHub
- Sugar which does not give reddish brown pr... | Chemistry | TestHub
- The carbohydrate "Ribose" present in DNA,... | Chemistry | TestHub
- Match List - I with List - II. Choose the... | Chemistry | TestHub
- Given below are two statements:Statement I... | Chemistry | TestHub
- Given below are two statements :Statement... | Chemistry | TestHub
- Identify correct conversion during acidic... | Chemistry | TestHub
- Given below are two statements: Statement... | Chemistry | TestHub
- Match List - I with List - II.Choose the c... | Chemistry | TestHub
- Which of the following is the correct stru... | Chemistry | TestHub
- Identify the number of structure/s from th... | Chemistry | TestHub
- Given below are two statements: Statement... | Chemistry | TestHub
- The complementary strand for the following... | Chemistry | TestHub
- Match each species in List-I with List - I... | Chemistry | TestHub
- What is the number of asymmetric carbon at... | Chemistry | TestHub
- Assertion: Maltose is a reducing sugar. on... | Chemistry | TestHub
- Which one of the following statements is n... | Chemistry | TestHub
- Statement- 1 : only C-1 ,C-2 in glucose an... | Chemistry | TestHub
- Statement -1 : fructose does not contains... | Chemistry | TestHub
- Which of the following statement(s) is/are... | Chemistry | TestHub
- Which of the following statement(s) is(are... | Chemistry | TestHub
- Identify the unknown products (A) and (B)... | Chemistry | TestHub
- Which of the following statements is/are c... | Chemistry | TestHub
- Correct statements is/are ? | Chemistry | TestHub
- Statement -1 : All monosaccarides are swee... | Chemistry | TestHub
- Structure of naturally occurring steroid c... | Chemistry | TestHub
- The structures of the products obtained are: | Chemistry | TestHub
- Which of the following statements are corr... | Chemistry | TestHub
- Which of the following isomeric sugars is... | Chemistry | TestHub
- In the given Aldose which can form same os... | Chemistry | TestHub
- Given below are two statements : one is la... | Chemistry | TestHub
- Given below is a branched, substituted oli... | Chemistry | TestHub
- A non reducing disaccharide is obtained by... | Chemistry | TestHub
- Which of the following is not a reducing d... | Chemistry | TestHub
- Correct statement about I and II | Chemistry | TestHub
- Which of the following pair will form same... | Chemistry | TestHub
- The Fischer presentation of D-glucose is g... | Chemistry | TestHub
- Match the compounds given below existing i... | Chemistry | TestHub
- For 'invert sugar', the correct statement(... | Chemistry | TestHub
- What is the value of rate constant (in \ma... | Chemistry | TestHub
- Which of the following statement(s) is(are... | Chemistry | TestHub
- Match the given saccharides of column I wi... | Chemistry | TestHub
- For the complex conversion of D-glucose in... | Chemistry | TestHub
- Match each species in List-I with List-II... | Chemistry | TestHub
- Predict the product | Chemistry | TestHub
- Which of the following gives an optically... | Chemistry | TestHub
- Match the compounds present incolumn -I wi... | Chemistry | TestHub
- Which of the following can not reduce Toll... | Chemistry | TestHub
- What is the value of rate constant (in \ma... | Chemistry | TestHub
- On boiling, Benedict's solution is not red... | Chemistry | TestHub
- D-Glucose \xrightarrow[\mathrm{HCl}]{\math... | Chemistry | TestHub
- Which of the following is correct. | Chemistry | TestHub
- Which of these are polysaccharides of gluc... | Chemistry | TestHub
- Periodic acid splits glucose and fructose... | Chemistry | TestHub
- Some organic compounds are given below:Sel... | Chemistry | TestHub
- Given The compound(s), which on reaction w... | Chemistry | TestHub
- The I, II and III pairs are, respectivelyBIO | Chemistry | TestHub
- When ethyl-a-D-glucopyranoside react with... | Chemistry | TestHub
- Which compound will not give the Tollen's... | Chemistry | TestHub
- LIST ILIST II(P) Sucrose(1) \alpha -(D) gl... | Chemistry | TestHub
- Consider the following statements : | Chemistry | TestHub
- How many products are produced respectivel... | Chemistry | TestHub
- List - IList - II(A) (P) Lactic acid (In m... | Chemistry | TestHub
- Which of the following is correct presenta... | Chemistry | TestHub
- Which of the following carbohydrates devel... | Chemistry | TestHub
- Which of the following represents the anom... | Chemistry | TestHub
- Number of chiral centre in compound A is : | Chemistry | TestHub
- List 1,2 \& 3 contain carbohydrates, monom... | Chemistry | TestHub
- Which one of the following is non-reducing... | Chemistry | TestHub
- Given below are two statements: one is lab... | Chemistry | TestHub
- Which of the following term is not applica... | Chemistry | TestHub
- Match the column : | Chemistry | TestHub
- Which of the following disaccharides fulfi... | Chemistry | TestHub
- Which of the following carbohydrates is a... | Chemistry | TestHub
- What will be Fischer projection of L-Sorbi... | Chemistry | TestHub
- Match the column :List - IList - II(A) Suc... | Chemistry | TestHub
- In milk sugar which linkage is presence. | Chemistry | TestHub
- Which compound will not show mutarotation | Chemistry | TestHub
- Incorrect statement about given carbohydra... | Chemistry | TestHub
- \alpha - D- Glucopyranose and \beta - D- G... | Chemistry | TestHub
- The protein hemoglobin (\mathrm{Hb}) trans... | Chemistry | TestHub
- Mycarose is a rare \mathrm{C}_{7} \mathrm{... | Chemistry | TestHub
- A carbohydrate undergoes the following con... | Chemistry | TestHub
- Assertion : Methods of locomotion performe... | Chemistry | TestHub
- Select the incorrect statement. | Chemistry | TestHub
- Match List - I with List - II.List - IList... | Chemistry | TestHub
- Correct statement about I and II | Chemistry | TestHub
- Which of the following is correct. | Chemistry | TestHub
- A hexose sugar [\mathrm{S}] is the most ab... | Chemistry | TestHub
- Match the following. List - I & List - II... | Chemistry | TestHub
- D(+) glucose reacts with hydroxylamine and... | Chemistry | TestHub
- Total how many type of osazones are obtain... | Chemistry | TestHub
- The I, II and III pairs are, respectively | Chemistry | TestHub
- Assertion -1 : Maltose is a reducing sugar... | Chemistry | TestHub
- For given reaction if only P can show ster... | Chemistry | TestHub
- Identify incorrect statement from the foll... | Chemistry | TestHub
- Glucose reacts with methanol in presence o... | Chemistry | TestHub
- Select correct options : | Chemistry | TestHub
Carbohydrates(11)
- Given below are two statements:Statement I... | Chemistry | TestHub
- Choose the correct answer from the options... | Chemistry | TestHub
- Which of the following is the correct stru... | Chemistry | TestHub
- Fat soluble vitamins are :A. Vitamin B. Vi... | Chemistry | TestHub
- Identify correct conversion during acidic... | Chemistry | TestHub
- Match List - I with List - II.Choose the c... | Chemistry | TestHub
- Match List - I with List - II.Choose the c... | Chemistry | TestHub
- Given below are two statements:Statement I... | Chemistry | TestHub
- Identify the pair of reactants that upon r... | Chemistry | TestHub
- Given below are two statements :Statement... | Chemistry | TestHub
- The carbohydrate "Ribose" present in DNA,... | Chemistry | TestHub
Miscellaneous/Mixed(36)
- Among the following vitamins the one whose... | Chemistry | TestHub
- Which of the vitamins given below is water... | Chemistry | TestHub
- Match the following :RiboflavinBeriberiThi... | Chemistry | TestHub
- Which of the following vitamin is helpful... | Chemistry | TestHub
- Deficiency of vitamin K causes : | Chemistry | TestHub
- Thiamine and pyridoxine are also known res... | Chemistry | TestHub
- Which among the following pairs of Vitamin... | Chemistry | TestHub
- Which one of the following is a water solu... | Chemistry | TestHub
- Match List I and List II List I Vitamin Li... | Chemistry | TestHub
- All structures given below are of vitamin.... | Chemistry | TestHub
- From the vitaminsand, the number vitamins... | Chemistry | TestHub
- Match List I with List I List I (Substance... | Chemistry | TestHub
- Which of the following acids is a vitamin? | Chemistry | TestHub
- Fat soluble vitamins are :A. Vitamin B. Vi... | Chemistry | TestHub
- Which one of the following statements is n... | Chemistry | TestHub
- (R) \xrightarrow[\Delta]{\left[\mathrm{Ag}... | Chemistry | TestHub
- (Q) +\alpha -naphthol \xrightarrow[\mathrm... | Chemistry | TestHub
- On treatment with phenylhydrazine, aldohex... | Chemistry | TestHub
- How many of the following relationships or... | Chemistry | TestHub
- Identify the INCORRECT match in the follow... | Chemistry | TestHub
- LIST ILIST II(P) (1) Product gives molisch... | Chemistry | TestHub
- List - I(Common Name)List - II(Structural... | Chemistry | TestHub
- The structure of D-(+) Glucose isThen the... | Chemistry | TestHub
- Match the vitamins given in Column I with... | Chemistry | TestHub
- Which of the following compounds does not... | Chemistry | TestHub
- Which one of the following is non-reducing... | Chemistry | TestHub
- Proteins are found to have two different t... | Chemistry | TestHub
- The eutrophication of water body results in : | Chemistry | TestHub
- Which of the following isomeric sugars is... | Chemistry | TestHub
- LIST ILIST II(P) D-Glucose and D-Galactose... | Chemistry | TestHub
- The pigment responsible for red color in t... | Chemistry | TestHub
- if the number of reducing sugars is "X" an... | Chemistry | TestHub
- A sample of (D)–lactic acid was found to h... | Chemistry | TestHub
- How many compounds gives + ve tollen's tes... | Chemistry | TestHub
- How many statement(s) is/are correct about... | Chemistry | TestHub
- How many of the following statements are c... | Chemistry | TestHub
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