Class 11 Biology - Chapter Biomolecules NCERT Solutions | Find and write down structures of 10 int
Find and write down structures of 10 interesting small molecular weight biomolecules. Find if there is any industry which manufactures the compounds by isolation. Find out who are the buyers.
(a)
|
|
Molecule |
Structure |
|
1. |
Adenosine |
|
|
2. |
Thymidine |
|
|
3. |
Sucrose |
Glucose Fructose |
|
4. |
Maltose |
|
|
5. |
Lactose |
Galactose Glucose |
|
6. |
Ribose |
|
|
7. |
DNA |
|
|
8. |
RNA |
|
|
9. |
Glycerol |
|
|
10. |
Insulin |
|
(b)
|
|
Compound |
Manufacturer |
Buyer |
|
1. |
Starch products |
Kosha Impex (P) Ltd. |
Research laboratories, educational institutes, and other industries, which use biomolecules as a precursor for making other products. |
|
2. |
Liquid glucose |
Marudhar apparels |
|
|
3. |
Various enzymes such as amylase, protease, cellulase |
Map (India) Ltd |
More Questions From Class 11 Biology - Chapter Biomolecules
- Q:- Describe the important properties of enzymes.
- Q:- Illustrate a glycosidic, peptide and a phospho-diester bond.
- Q:- What are macromolecules? Give examples.
- Q:- What are gums made of? Is Fevicol different?
- Q:- Proteins have primary structure. If you are given a method to know which amino acid is at either of the two termini (ends) of a protein, can you connect this information to purity or homogeneity of a protein?
- Q:- Draw the structure of the amino acid, alanine.
- Q:- Find out a qualitative test for proteins, fats and oils, amino acids and test any fruit juice, saliva, sweat and urine for them.
- Q:- Find out and make a list of proteins used as therapeutic agents. Find other applications of proteins (e.g., cosmetics, etc.)
- Q:- Explain the composition of triglyceride.
- Q:- Find out how much cellulose is made by all the plants in the biosphere and compare it with how much of paper is manufactured by man and hence what is the consumption of plant material by man annually. What a loss of vegetation!
Popular Questions of Class 11 Biology
- Q:- Why are living organisms classified?
- Q:- Discuss how classification systems have undergone several changes over a period of time?
- Q:- What is the basis of classification of algae?
- Q:- What are the difficulties that you would face in classification of animals, if common fundamental features are not taken into account?
- Q:- What is meant by modification of root? What type of modification of root is found in the (a) Banyan tree (b) Turnip (c) Mangrove trees
- Q:- State the location and function of different types of meristem.
- Q:- Answer in one word or one line. (i) Give the common name of Periplaneta americana. (ii) How many spermathecae are found in earthworm? (iii) What is the position of ovaries in the cockroach? (iv) How many segments are present in the abdomen of cockroach? (v) Where do you find malphigian tubules?
- Q:-
Which of the following is not correct?
(a) Robert Brown discovered the cell.
(b) Schleiden and Schwann formulated the cell theory.
(c) Virchow explained that cells are formed from pre-existing cells.
(d) A unicellular organism carries out its life activities within a single cell. - Q:- What is the average cell cycle span for a mammalian cell?
- Q:- What are the factors affecting the rate of diffusion?
Recently Viewed Questions of Class 11 Biology
- Q:- What would happen if HCl were not secreted in the stomach?
- Q:- Find examples where the four daughter cells from meiosis are equal in size and where they are found unequal in size.
- Q:-
Describe the digestive role of chymotrypsin. What two other digestive enzymes of the same category are secreted by its source gland?
- Q:- Why are living organisms classified?
- Q:- Explain why xylem transport is unidirectional and phloem transport bi-directional.
- Q:-
Both lysosomes and vacuoles are endomembrane structures, yet they differ in terms of their functions. Comment.
- Q:- Explain why pure water has the maximum water potential.Explain why pure water has the maximum water potential.
- Q:- Describe briefly:
(a) Arithmetic growth
(b) Geometric growth
(c) Sigmoid growth curve
(d) Absolute and relative growth rates - Q:- Briefly describe water potential. What are the factors affecting it?
- Q:- Define the following:
(a) Exocrine gland
(b) Endocrine gland
(c) Hormone
- All Chapters Of Class 11 Biology
- All Subjects Of Class 11