Read and download free pdf of CBSE Class 11 Biology Biomolecule Worksheet. Students and teachers of Class 11 Biology can get free printable Worksheets for Class 11 Biology Chapter 9 Biomolecules in PDF format prepared as per the latest syllabus and examination pattern in your schools. Class 11 students should practice questions and answers given here for Biology in Class 11 which will help them to improve your knowledge of all important chapters and its topics. Students should also download free pdf of Class 11 Biology Worksheets prepared by school teachers as per the latest NCERT, CBSE, KVS books and syllabus issued this academic year and solve important problems with solutions on daily basis to get more score in school exams and tests
Worksheet for Class 11 Biology Chapter 9 Biomolecules
Class 11 Biology students should refer to the following printable worksheet in Pdf for Chapter 9 Biomolecules in Class 11. This test paper with questions and answers for Class 11 will be very useful for exams and help you to score good marks
Class 11 Biology Worksheet for Chapter 9 Biomolecules
Question. Which of the following carbohydrate is stored in liver
(a) Cellulose
(b) Glucose
(c) Glycogen
(d) Maltose
Answer: B
Question. The helical structure of protein is stabilized by:
(a) Peptide band
(b) Dipeptide band
(c) Hydrogen bands
(d) Vander Waal’s forces
Answer: C
Question. which of the following is a vitamin?
(a) Acetic acid
(b) Ascorbic acid
(c) Palmitic acid
(d) Saccharic acid
Answer: B
Question. Which of the following statements is true for protein synthesis
(a) Amino acids are directly recognized by m-RNA.
(b) The third base of codon is less specific.
(c) Only one codon codes for an amino acid.
(d) Every t-RNA has more than one amino acid attachment
Answer: B
Question. The number of chiral carbons in ß-D (+) glucose is:
(a) five
(b) six
(c) three
(d) four
Answer: A
Assertion Reason Based Question :
(a) Assertion and reason both are correct statements and reason explains the assertion.
(b) Both assertion and reason are wrong statements.
(c) Assertion is correct statement and reason is wrong statement.
(d) Assertion is wrong statement and reason is correct statement.
Question. Assertion: Glycosides are hydrolysed in acidic conditions
Reason: Glycosides are acetal.
Answer: A
Question. Assertion: Proteins are the polymer of α amino acids
Reason: Only α amino acid can form peptide bonds.
Answer: A
Question. Assertion: the two strands of DNA are complementary to each other.
Reason: they are linked by Disulphide bonds
Answer: C
Question. Assertion : Vitamins are essential part of dietary system of our body.
Reason : Our body can also synthesize almost all vitamins.
Answer: B
Question. Assertion : is not a carbohydrates.
Reason: It does not have free aldehyde group.
Answer: B
1 Amino acids, as the name suggests, have both an amino group and a carboxyl group in their structure. In addition, all naturally occurring amino acids (those which are found in proteins) are called L-amino acids. From this, can you guess from which compound can the simplest amino acid be made?
2 Many organic substances are negatively charged e.g., acetic acid, while others are positively charged e.g., ammonium ion. An amino acid under certain conditions would have both positive and negative charges simultaneously in the same molecule. Name such a form of amino acid.
3 Select an appropriate chemical bond among ester bond, glycosidic bond, peptide bond and hydrogen bond and write against each of the following. a. Polysaccharide
b. Protein _________________ c. Between nitrogen base and sugar in a nucleotide __________________ d. between two nitrogen bases in a DNA______________
4 What is activation energy?
5 Starch, Cellulose, Glycogen, Chitin are polysaccharides found among the following. Choose the one appropriate and write against each. Cotton fibre ______________ Exoskeleton of cockroach _______________ Liver ________________ Peeled potato ______________
6 Schematically represent primary, secondary and tertiary structures of a hypothetical polymer say for example a protein.
7 How are prosthetic groups different from co-factors?
8 Formation of enzyme-substrate complex (ES) is the first step in catalysed reactions. Describe the other steps till the formation of product.
9 What are different classes of enzymes? Explain with the type of reaction they catalyse.
10 What is the difference between a nucleotide and nucleoside? Give examples of each.
11 Explain Watson and Crick model of DNA structure.
12 Explain competitive inhibition with the help of an example.
13 Give reasons:
a) Starch gives blue black colour with iodine solution.
b) Amino acid is called as substituted methane.
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CBSE Class 11 Biology Chapter 9 Biomolecules Worksheet
We hope students liked the above worksheet for Chapter 9 Biomolecules designed as per the latest syllabus for Class 11 Biology released by CBSE. Students of Class 11 should download in Pdf format and practice the questions and solutions given in the above worksheet for Class 11 Biology on a daily basis. All the latest worksheets with answers have been developed for Biology by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their class tests and examinations. Studiestoday is the best portal for Class 11 students to get all the latest study material free of cost.
Worksheet for Biology CBSE Class 11 Chapter 9 Biomolecules
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Chapter 9 Biomolecules worksheet Biology CBSE Class 11
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Chapter 9 Biomolecules CBSE Class 11 Biology Worksheet
Regular worksheet practice helps to gain more practice in solving questions to obtain a more comprehensive understanding of Chapter 9 Biomolecules concepts. Worksheets play an important role in developing an understanding of Chapter 9 Biomolecules in CBSE Class 11. Students can download and save or print all the worksheets, printable assignments, and practice sheets of the above chapter in Class 11 Biology in Pdf format from studiestoday. You can print or read them online on your computer or mobile or any other device. After solving these you should also refer to Class 11 Biology MCQ Test for the same chapter.
Worksheet for CBSE Biology Class 11 Chapter 9 Biomolecules
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