First Year Biology Mcqs with Answers Chapter 1 | Class 11 Biology Mcq with Answers pdf  chapter wise test

written by Assad Javaid | August 10, 2021

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First Year Biology Mcqs with Answers Chapter 1 First Year Biology Mcqs with Answers Chapter 2
First Year Biology Mcqs with Answers Chapter 3 First Year Biology Mcqs with Answers Chapter 4
First Year Biology Mcqs with Answers Chapter 5 First Year Biology Mcqs with Answers Chapter 6
First Year Biology Mcqs with Answers Chapter 7 First Year Biology Mcqs with Answers Chapter 8
First Year Biology Mcqs with Answers Chapter 9 First Year Biology Mcqs with Answers Chapter 10
First Year Biology Mcqs with Answers Chapter 11 First Year Biology Mcqs with Answers Chapter 12
First Year Biology Mcqs with Answers Chapter 13 First Year Biology Mcqs with Answers Chapter 14
First Year Biology Mcqs with Answers Chapter 1

Chapter 1

Introduction

Encircle the most appropriate answer among the following options

1.         From the following method of research in which a biological problem is identified, relevant data is gathered, a hypothesis is formulated from these data, and the hypothesis is experimentally tested is called choose one:

  1.  Scientific theory        
  2. Scientific law  
  3. Biological method   
  4. All choices are correct

2.         Which among the following chemicals produced by microorganisms, which are capable of destroying or inhibiting the growth of another organism choose one:     

  1.  Vaccines       
  2. Anti-Toxins
  3. Both (A) and (B)         
  4. Antibiotics

3.         Which among the following planning to reduce plant diseases by applying different strategic methods is termed as choose one:

  1.  Hydroponics  
  2. Chemical control
  3. Integrated disease management
  4. Crop rotation

4.         Which among the following treatment of disease by x-rays or other ionizing radiation is choose one:

  1.  Chemotherapy
  2. Radiotherapy
  3. Gene therapy
  4. All (A), (B) and (C)

5.         Red wood trees measure over choose one:

  1.  400 feet in height
  2. 200 meters in height
  3. 300 feet in height
  4. All choices are incorrect set

6.         Which among the following the reasoning from a specific set of observations to reach a general conclusion is called choose one:

  1. Inductive reasoning
  2. Deductive reasoning
  3. Both
  4. None of the above

7.         Which among the following branch of biology that deals with the function of nucleic acids and proteins, and especially their role in cell replication and the transmission of genetic information is choose one:

  1.  Micro-Biology
  2. Environmental Biology
  3. Molecular Biology   
  4. Parasitology

8.         The application of organisms, biological systems, or biological processes to manufacturing and servicing industries is called choose one:

  1.  Micro-Biology
  2. Molecular Biology
  3. Biotechnology          
  4. Social Biology

 9.        Which among the following is the process of Amoebae are single-celled protozoa which reproduce by binary fission, resulting in two offspring with identical genes choose one: 

  1.  Natural cloning
  2. Cell transfer cloning
  3. Artificial cloning          
  4. Both (A) and (B)

10.       A community along with its non living environment will be termed as choose one:

  1.  Habitat           
  2. Ecosystem
  3. Ecological niche         
  4. All choices are correct

11.       The term Biology is of choose one:     

  1.  Greek origin                        
  2. Latin origin
  3. English origin
  4. German origin

12.       Which among the following branch of Biology dealing with social behavior and communal life of human beings is choose one:

  1.  Human Biology
  2. Social Biology
  3. Micro-Biology 
  4. Biotechnology

13.       All the living and non-living matters are formed of what among the following  choose one:

  1.  Atoms and sub-atomic particles
  2. A.M.P, A.T.P, A.D.P.
  3. Cells and cell products
  4. Organs and organelle

14.       Deductive reasoning is always from what among following  choose one:

  1.  Specific to general    
  2. Qualitative to quantitative
  3. General to specific  
  4. Tentative to exact

15.       Which among the following is a sufficiently stable electrically neutral group of at least two atoms in a definite arrangement held together by chemical bonds choose one:

  1.  Proton
  2. Neutron
  3. Molecule
  4. All options are incorrect

16.       Which one among the following is the part of the Earth, including air, land, surface rocks, and water, within which life occurs choose one:

  1.  Biosphere    
  2. Atmosphere
  3. Lithosphere    
  4. Hydrosphere

17.       Collection of inter-breeding organisms of same species choose one:

  1.  Community   
  2. Biosphere
  3. Population    
  4. Both (A) and (B)

18.       It is growing of plants without soil choose one:

  1.  Crop rotation 
  2. Hydrostatics
  3. Hydroponics 
  4. All (A), (B) and (C) 

19.       The period from 600 million years ago to 270 million years ago is choose one:

  1.  Azoic era       
  2. Paleozoic era 
  3. Cenozoic era  
  4. Jurassic era

20.       The period of geologic time beginning 225 million years ago and ending 135 million years ago, falling between the Paleozoic and Cenozoic Eras is called choose one:

  1.  Proterozoic era
  2. Azoic era
  3. Tertiary era
  4. Mesozoic era

21.       The period of geologic time beginning after the end of the Mesozoic Era 70 million years ago and encompassing the present is called choose one:

  1.  Proterozoic era         
  2. Paleozoic era
  3. Cenozoic era
  4. Mesozoic era

22.       Living together of two organisms belonging to different species is termed as choose one:

  1.  Parasitism     
  2. Mutualism
  3. Symbiosis     
  4. Commensalism

23.       A symbiotic relationship in which one species benefits and the other is not affected choose one:

  1.  Parasitism     
  2. Mutualism
  3. Commensalism        
  4. None of these

24.       Which one is the form of symbiosis in which both species benefit choose one:

  1.  Parasitism     
  2. Mutualism
  3. Commensalism          
  4. None of these

25.       A type of symbiosis in which one organism benefits at the expense of the other choose one:

  1.  Parasitism    
  2. Mutualism
  3. Commensalism          
  4. None of these

26.       Life emerges at the level of choose one:

  1.  Atom 
  2. Cell
  3. Organ 
  4. Molecule

27.       It can be defined as the use of natural enemies to reduce the damage caused by a pest population choose one:

  1.  Chemical control
  2. Biological control
  3. Chemotherapy           
  4. None of these

28.       Which one among the following options is the practice of growing several different crops on the same land in successive years or seasons to avoid pests and diseases is termed as choose one:

  1.  Crop fixation 
  2. Crop rotation
  3. Both (A) and (B)         
  4. None of these

29.       Which one among the following treatment of cancer using specific chemical agents or drugs those are selectively destructive to malignant cells and tissues choose one:

  1.  Chemotherapy
  2. Biological control
  3. Radiotherapy 
  4. None of these

30.       Choose among following first living organisms originated choose one:

  1. 2000 M years ago      
  2. 5000 M years ago
  3. 3000 M years ago
  4. 8000 M years ago

31.       Which among the following is unbroken series of species arranged in ancestor to descendent sequence with rest of the groups evolved from the one that immediately preceded it choose one:

  1.  Hierarchy      
  2. Systematics
  3. Phyletic lineage
  4. Nomenclature

32.       Which among the following is technique of producing a genetically identical copy of an organism by replacing the nucleus of an unfertilized ovum with the nucleus of a body cell from the organism is choose one:

  1.  Syngamy      
  2. Cloning
  3. Both (A) and (B)         
  4. Allogamy

33.       Which among the following is first antibiotic to be discovered was choose one:

  1.  Streptomycin
  2. Neomycin
  3. Penicillin       
  4. Chloromycetin

34.       Which among the following Antigens in the form of modified or inactivated or killed pathogens that raise immunity against actual pathogens choose one:

  1.  Antibiotics      
  2. Antibodies
  3. Vaccines       
  4. None of these

35.       When was the Dolly sheep cloned in choose one:

  1.  1993  
  2. 1998
  3. 1996   
  4. 1999

36.       Biological applications provide which among the following  choose one:

  1.  Better health  
  2. Better food
  3. Better environment    
  4. All choices are correct

37.       “If bacteriophages specifically target and destroy cells of Escherichia coli in petri dishes, then they will do the same in laboratory mice that have been infected by that strain”. This statement is referred to which among the following options  choose one:

  1.  Observation  
  2. Hypothesis
  3. Modeling        
  4. Conclusion

38.       When was the process of immunization by vaccination first introduced by choose one:

  1.  Buchner (1897)         
  2. Euler (1932)
  3. Edward Jenner (1795)
  4. Fisher (1898)

39.       All acellular, Eukaryotic organisms which are no longer classified as animals, plants or fungi are placed in Kingdom choose which one is correct  choose one:

  1.  Monera
  2. Protista
  3. Fungi
  4. Plantae

40.       What is true for Natural Cloning?

  1.  Asexual reproduction in plants and animal
  2. Regeneration and wound healing
  3. Growth of tumor cells or cuancers
  4. All (A), (B) and (C)

41.       The term Biology is of choose one:

  1.  Latin origin     
  2. German origin
  3. English origin  
  4. Greek origin

42.       The branch of Biology dealing with social behavior and communal life of human beings is choose one:

  1.  Micro Biology
  2. Human Biology
  3. Bio technology           
  4. Social Biology

43.       All the living and non-living matters are formed of choose one:

  1.  A.M.P; A.T.P; A.D.P.
  2. Cells and cell products
  3. Atoms and sub-atomic particles
  4. Organs and organelle

44.       Deductive reasoning is always from choose one:

  1.  Tentative to exact
  2. General to specific  
  3. Qualitative to quantitative
  4. Specific to general

45.       The plants having foreign D.N.A. in their cells are choose one:  

  1.  Induced plants           
  2. Hydrophytic plants
  3. Transgenic plants    
  4. Specific plants

46.       AIDS is caused by choose one:

  1.  D-virus          
  2. H.I.V. j
  3. H-virus  
  4. T.M.V.

47.       Cloning is a technology for achieving choose one:

  1.  Eugenic aims           
  2. Integrated aims
  3. Scientific aims             
  4. Biology aims

48.       Which of following is a viral disease choose one:       

  1.  Tetanus         
  2. Typhoid
  3. Meningitis       
  4. Cow pox

49.       The Integrated disease management involves choose one:

  1.  Loss of microbes      
  2. Division of zygote
  3. Extinction of species
  4. Combating of disease

50.       The study of living organism choose one:

  1.  Microbiology 
  2. Marine Biology
  3. Parasitology   
  4. Biology

51.       Molecular Biology deals with the structure of cells and their organelles at the level choose one:

  1. Molecular      
  2. Macro
  3. Microbiology  
  4. Biome

52.       The study of micro-organisms, such as Bacteria, Viruses etc. is called choose one:

  1.  Molecular      
  2. Microbiology
  3. Marine Biology           
  4. Macro

53.       The study of living organisms in seas and oceans is called choose one:

  1.  Marine Biology        
  2. Macro
  3. Molecular       
  4. Microbiology

54.       The study of Parasites, relating to their structure and mode of transmission is called choose one:

  1.  Biology          
  2. Chemotherapy
  3. Gene therapy 
  4. Parasitology

55.       Bio elements constitute 99% of the total mass choose one:

  1.  Six     
  2. Five
  3. Two    
  4. One

56.       Every organism is composed of numerous micro and choose one:

  1.  Heteromolecules       
  2. inorganic molecules
  3. Macromolecules      
  4. molecules

57.       A group of organisms of the same species located in the same place at the same time is called as choose one:

  1.  Pasteurization
  2. Community
  3. Population
  4. Phyletic lineage

58.       Population of different species of plants and Animals in the same habitat is called choose one:

  1.  Community  
  2. Phyletic lineage
  3. Biome 
  4. Population

59.       A large regional community determined by climate is called as choose one:

  1.  Biome           
  2. community
  3. Chemotherapy           
  4. Biosphere

60.       An unbroken series of species arranged in ancestor to the descendant order is called as choose one:

  1.  Phyletic lineage       
  2. Parasitology
  3. Population      
  4. Community

61.       A statement based upon observations and experience is called as choose one:

  1.  Law   
  2. Experiment
  3. Hypothesis   
  4. Vaccination

62.       The manipulation of desired genes in plants and animals is called as choose one:

  1.  Genetic engineering  
  2. Vaccination
  3. Cloning         
  4. Chemotherapy

63.       The production of genetically identical copies of organisms by asexual reproduction is called as choose one:

  1.  Biome
  2. Phyletic lineage
  3. Genetic engineering
  4. Cloning

64.       A technique involved in food preservation from spoilage by killing non-spore forming bacteria is called choose one:

  1.  Radiations
  2. Antibiotics
  3. Chemotherapy
  4. Pasteurization

65.       Acquired Immuno deficiency syndrome abbreviated as choose one:

  1.  HIV    
  2. AIDS
  3. ADS   
  4. AID

66.       Repair and isolation of defective genes by introducing normal genes through bone marrow is called choose one:

  1.  Parasitology             
  2. Phyletic lineage
  3. Microbiology 
  4. Gene therapy

67.       The species of plants and animals likely to get extinct are called as choose one:

  1.  Extinct Species         
  2. Protected species
  3. Endangered Species
  4. Aids

68.       Which one is used to control cancer choose one:

  1.  Parasitology  
  2. Community
  3. Chemotherapy
  4. Gene therapy

69.       Edward Jenner in 1795 developed a technique to control small pox called choose one:

  1.  Vaccination  
  2. Chemotherapy
  3. Antisepsis       
  4. Radiotherapy

70.       Bio-filter choose one:

  1.  Collection of tissues to shape a structure that forms a functional unit.
  2. It involves the removal of environmental pollutions by the living organisms.
  3. It involves the test to verify the significance of nutrients essential for the plants.
  4. Is one of the techniques to avoid microbial ailments.

71.       Organ choose one:

  1.  Collection of tissues to shape a structure that forms a functional unit.
  2. It involves the test to verify the significance of nutrients essential for the plants.
  3. The part of earth inhabited biologically and A biologically to form a unit.
  4. It involves the removal of environmental pollutions by the living organisms.

72.       Hydroponic culture technique choose one:

  1.  Collection of tissues to shape a structure that forms a functional unit.
  2. It involves the test to verify the significance of nutrients essential for the plants.
  3. The part of earth inhabited biologically and A biologically as a unit.
  4. It involves the removal of environmental pollutions by the living organisms.

73.       Immunization choose one:         

  1.  Is one of the techniques to avoid microbial ailments.
  2. Collection of tissues to shape a structure that forms a functional unit.
  3. The part of earth inhabited biologically and A biologically as a unit.
  4. It involves the test to verify the significance of nutrients essential for the plants.

74.       Bio remediation choose one:

  1.  Is one of the techniques to avoid microbial ailments.
  2. The part of earth inhabited biologically and A biologically as a unit.
  3. Collection of tissues to shape a structure that forms a functional unit.
  4. It involves the removal of environmental pollutions by the living organisms.

75.       Radioactive isotopes choose one:

  1.  Administrating anticancer radiations to the patients after regular intervals.
  2. The hypothesis supported by the result of many tests.
  3. Dating or age of rocks can by calculated.
  4. One of the geological periods of Paleozoic era.

76.       Devonian period choose one:

  1.  The hypothesis supported by the result of many tests.
  2. Dating or age of rocks can by calculated.
  3. Administrating anticancer chemicals to the parents after regular intervals.
  4. One of the geological periods of Paleozoic era.

77.       Tissue culture choose one:

  1.  Dating or age of rocks can by calculated.
  2. The hypothesis supported by the result of many tests.
  3. One of the geological periods of Paleozoic era.
  4. One of the methods to produce genetically identical organisms by asexual method.

78.       Chemotherapy technique choose one:

  1.  One of the methods to produce genetically identical organisms by a sexual method.
  2. One of the geological periods of the Paleozoic era.
  3. Dating or age of rocks can be calculated.
  4. Administrating anticancer chemicals to the patients after regular intervals.

79.       Theory choose one:

  1.  One of the geological periods of Paleozoic era.
  2. The hypothesis supported by the result of many tests.
  3. Dating or age of rocks can be calculated.
  4. One of the methods to produce genetically identical organisms by asexual

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