NCERT Solutions For Class 11 Biology Cell The Unit of Life NCRT TEXTBOOK QUESTIONS SOLVED 1.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…
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NCERT Solutions For Class 11 Biology Structural Organisation in Animals NCRT TEXTBOOK QUESTIONS SOLVED 1. 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 cockroach? (iv) How many segments are present in the…
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NCERT Solutions For Class 11 Biology Anatomy of Flowering Plants NCRT TEXTBOOK QUESTIONS SOLVED 1.State the location and function of different types of meristems. Soln. Meristems are of three types on the basis of their location in plant body: (i) Apical meristem: It is present at the apices of root and shoot and is responsible…
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NCERT Solutions For Class 11 Biology Morphology of Flowering Plants NCRT TEXTBOOK QUESTIONS SOLVED 1.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 Soln.Roots of some plants change their shape and structure and become modified to perform certain functions…
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NCERT Solutions For Class 11 Biology Animal Kingdom NCRT TEXTBOOK QUESTIONS SOLVED 1.What are the difficulties that you would face in classification of animals, if common fundamental features are not taken into account? soln. The common fundamental features used for classifying animals include body symmetry, arrangement of cells, nature of coelom, level of organisation.…
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NCERT Solutions For Class 11 Biology Plant Kingdom NCERT TEXTBOOK QUESTIONS SOLVED 1.What is the basis of classification of algae? soln. Fritsch (1935), has classified algae considering phylogeny, affinities and inter-relationships of various forms. He classified algae mainly on the basis of the characters like structure of plant body, nature of the pigments, reserve…
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NCERT Solutions For Class 11 Biology Biological Classification NCRT TEXT BOOK QUESTIONS SOLVED 1.Discuss how classification systems have undergone several changes over a period of time? Soln. Biological classification is the scientific procedure of arranging organisms in a hierarchical series of groups and sub-groups on the basis of their similarities and dissimilarities. Scientists have…
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NCERT Solutions For Class 11 Biology Chapter 1 The Living World NCERT TEXTBOOK QUESTIONS SOLVED 1. Why are living organisms classified? Soln. Living organisms are classified because of the following reasons: (i) Easy identification. (ii)Study of organisms of other places. (iii)Study of fossils (iv)Grouping helps in study of all types of organisms while it…
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NCERT Solutions for Class 11 Biology Chapter 1 The Living World Chapter 2 Biological Classification Chapter 3 Plant Kingdom Chapter 4 Animal Kingdom Chapter 5 Morphology of Flowering Plants Chapter 6 Anatomy of Flowering Plants Chapter 7 Structural Organisation in Animals Chapter 8 Cell The Unit of Life Chapter 9 Biomolecules Chapter 10 Cell Cycle…
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NCERT Solutions for Class 11 Chemistry Chapter 14 Environmental Chemistry NCERT Class 11 Chemistry Texbook Chapter 14 Solved Questions Question 1. Define environmental chemistry? Answer: Environmental Chemistry is the branch of science which deals with the chemical changes in the environment. It includes our surroundings such as air, water, soil, forest etc. Question 2.…
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