11th Class Biology MCQs

Very Important full book 11th Class Biology MCQs  with Answers written by Honorable Professor Mr. Adnan Haider Suib. These notes are very helpful in the preparation of 11th class biology mcqs pdf for the students of the intermediate and these are according to the paper patterns of all Punjab boards.



Summary and Contents:
Topics which are discussed in the notes are given below:
  • Important Multiple Choice Questions (MCQs) of every chapter of Biology Class 11.
  • The study of tissues is called:      a) Anatomy       b) Histology     c) Paleontology   d) Physiology
  • The study of parasites is called:  a) Paleontology b) Histology     c) Microbiology   d) Parasitology
  • The branch of biology that deals with cell functions is called: a) Histology b) Molecular biology c) Physiology d) Microbiology
  • Use of living organisms, system or processes in manufacturing and service industries is studied by branch is called:  a) Social biology   b) Human biology   c) Biotechnology   d) Marine biology
  • The study of animals in nature is called:    a) Zoogeography    b) Geography    c) Biodiversity    d) Wild life
  • The study of distribution of animals in nature is called:    a) Zoogeography       b) Biodiversity    c) Geography    d) Wildlife
  • The branch of biology deals with the study of social behaviors and communal life of human being is:   a) Human biology  b) Molecular biology    c) Social biology    d) Environmental biology
  • Branch of biology which deals with the structure of organisms, the cells and their organelles at molecular level is:    a) Molecular biology     b) Marine biology    c) Physiology    d) Histology
  • The branch of biology which deals with the study of ancestral history of living organism is called as:   a) Paleontology     b) Zoogeography    c) Evolution    d) Heredity
  • Embryology is the study of:      a) Internal gross structure     b) Tissues      c) Development    d) Fossils
  • Carbon is:   a) Divalent b) Trivalent c) Monovalent d) Tetravalent 9. The potential source of chemically energy for cellular activities: a) C-H bond b) C-N bond     c) C-O bond     d) C-C bond
  • The basic element of all organic compounds is:    a) Oxygen    b) Hydrogen   c) Nitrogen   d) Carbon
  • Human tissues have 85% water in cells of:    a) Brain    b) Bone     c) Blood      d) Liver
  • Name the tissues that contain about 20% of water:     a) Nerve cells    b) Brain cells     c) Bone cells    d) None of these
  • Vitamins are the essential raw materials for the synthesis of:   a) Coenzyme   b) Prosthetic group   c) Activator   d) Apoenzyme
  • If non-protein part is covalently bonded to enzyme it is called as:    a) Coenzyme  b) Prosthetic group  c) Activator  d) Apoenzyme
  • The inactive form of enzyme pepsin is:   a) Holoenzyme   b) Pepsinogen   c) Apoenzyme   d) None
  • Pepsin is a powerful protein digesting enzyme and is produced in inactive form known as:   a) Pepsin   b) Pepsinogen   c) Ptyalin   d) Pentenol
  • Some enzyme are potentially damaging if they are manufactured in their active form known as:    a) Trypsinogen     b) Pepsin       c) Pepsinogen    d) Amylase
  • 11. A cell consists of basic components:    a) Plasma membrane    b) Cytoplasm  c) Nucleus   d) All of these
  • Which of the … cells store surplus food?   a) Chlorenchymatous    b) Parenchymatous    c) Sclerenchymatous  d) Meristematic
  • The resolution of human naked eye is:      a) 1 mm       b) 1 µm     c) 1 nm     d) 1 cm
  • Resolution of a typical compound microscope is:    a) 10 µm     b) 2.0 µm    c) 3.0 µm     d) 4.0 µm
  • Resolution of electron microscope ranges between:   a) 2-4 Angstrom    b) 2-3 Angstrom   c) 2-4 Angstrom  d) 1-4 Angstrom
  • Magnifying power of electron microscope as compared to eye is:    a) 500X    b) 250000X     c) 500000X     d) 250X
  • Binomial system of Nomenclature of organisms was devised by:    a) Robert Whittakar    b) Ernst Hackel   c) E-Chatton   d) Carlous Linnaeus
  • Carlous Linnaeus took the scientific names from:    a) Latin words    b) Greek words    c) English    d) Spanish
  • In classification the order of Zea mays is:    a) Poales    b) Anthophyta    c) Plantae    d) Poaceae

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