NEET Biology Microbes in Human Welfare Question Bank

done General Total Questions - 77

• question_answer1)
  Hypersensitivity towards any foreign material or particle is known as
  A)
  Hypergenital disease done clear
  B)
  Congenital disease done clear
  C)
  Cancer done clear
  D)
  Allergy done clear
  View Solution play_arrow

• question_answer2)
  'Pathogens' were discovered by
  A)
  Edward Jenner done clear
  B)
  William Harvey done clear
  C)
  Pasteur done clear
  D)
  Robert Koch done clear
  View Solution play_arrow

• question_answer3)
  'First line of defence' is known as
  A)
  Antibodies done clear
  B)
  WBC done clear
  C)
  Skin done clear
  D)
  Liver done clear
  View Solution play_arrow

• question_answer4)
  'Second line of defence' is known as
  A)
  Antibodies done clear
  B)
  WBC done clear
  C)
  Liver done clear
  D)
  Blood done clear
  View Solution play_arrow

• question_answer5)
  Period from the entrance of pathogens into the body and their multiplication to show initial symptoms of disease is known as
  A)
  Incubation period done clear
  B)
  First period done clear
  C)
  Climax period done clear
  D)
  Infection period done clear
  View Solution play_arrow

• question_answer6)
  After infection by pathogens dead cells, dead pathogens and liquid form the
  A)
  Antibodies done clear
  B)
  Excretory product done clear
  C)
  Pus done clear
  D)
  Agglutinin done clear
  View Solution play_arrow

• question_answer7)
  'Pathogens' are also known as
  A)
  Immune bodies done clear
  B)
  Antigens done clear
  C)
  Agglutinins done clear
  D)
  Autotoxins done clear
  View Solution play_arrow

• question_answer8)
  Immune activities defence mechanism for different diseases is known as
  A)
  Immune action done clear
  B)
  Immune reaction done clear
  C)
  First line of defence done clear
  D)
  Immunity done clear
  View Solution play_arrow

• question_answer9)
  'Vaccination' was invented by
  A)
  Pasteur done clear
  B)
  Edward Jenner done clear
  C)
  Robert Koch done clear
  D)
  Robert Hooke done clear
  View Solution play_arrow

• question_answer10)
  The function of vaccine is the production and storage of
  A)
  Antigens done clear
  B)
  Immune bodies done clear
  C)
  Immune reactions done clear
  D)
  Antibodies done clear
  View Solution play_arrow

• question_answer11)
  After vaccination, the dose given for the immunization is known as
  A)
  Essential dose done clear
  B)
  Deficient dose done clear
  C)
  Booster dose done clear
  D)
  Resistant dose done clear
  View Solution play_arrow

• question_answer12)
  Agents which produce allergy is known as
  A)
  Antigens done clear
  B)
  Allergens done clear
  C)
  Oncogens done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer13)
  Uncontrolled and undifferentiated mass of cells is known as
  A)
  Tumour done clear
  B)
  Overgrowth done clear
  C)
  Cancer done clear
  D)
  Hypertrophy done clear
  View Solution play_arrow

• question_answer14)
  The toxic substances produced by the foreign bodies are known as
  A)
  Antibodies done clear
  B)
  Allergens done clear
  C)
  Antigens done clear
  D)
  Histamine done clear
  View Solution play_arrow

• question_answer15)
  Lymphocytes secrete a protein which causes the dilation of blood vessels. The protein is
  A)
  Pyrogens done clear
  B)
  Histamine done clear
  C)
  Interferon done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer16)
  Lacking of B-cells and T-cells is known as
  A)
  Toxigenicity done clear
  B)
  Autoimmunity done clear
  C)
  Cytotoxins done clear
  D)
  Immune deficiency done clear
  View Solution play_arrow

• question_answer17)
  B-cells are lymphocytes which produce the humoral immunity. These cells are produced by
  A)
  Liver done clear
  B)
  Spleen done clear
  C)
  Thymus done clear
  D)
  Bone marrow done clear
  View Solution play_arrow

• question_answer18)
  T-cells are lymphocytes which produce the cellular immunity. These are developed from [MP PMT 2003]
  A)
  Thymus done clear
  B)
  Liver done clear
  C)
  Spleen done clear
  D)
  Endothelium of blood vessels done clear
  View Solution play_arrow

• question_answer19)
  The cells which suppress the entire immune system from its attack in the same body are known as
  A)
  Helper T-cells done clear
  B)
  Killer B-cells done clear
  C)
  Suppressor cells done clear
  D)
  Suppressor T-cells done clear
  View Solution play_arrow

• question_answer20)
  The binding of antibodies to the antigens to produce a large insoluble complex is known as
  A)
  Antibody-antigen complex done clear
  B)
  Agglutination done clear
  C)
  Immunization done clear
  D)
  Suppressor cell reaction done clear
  View Solution play_arrow

• question_answer21)
  The immune system which works against self is   [MP PMT 2003]
  A)
  Self immune system done clear
  B)
  Autoimmunity done clear
  C)
  Specific immunity done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer22)
  The immunity obtained after the body has recovered from a disease is [AFMC 1985; MP PMT 1996]
  A)
  Active immunity done clear
  B)
  Passive immunity done clear
  C)
  Both done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer23)
  AIDS is caused by [BHU 1986; MP PMT 1996]
  A)
  Blood cancer done clear
  B)
  HTLV-III done clear
  C)
  Bacterium done clear
  D)
  TMV done clear
  View Solution play_arrow

• question_answer24)
  When an organ is transplanted and is rejected by the body, the lymphocytes are produced by [BHU 1986, 88]
  A)
  T-cells done clear
  B)
  B-cells done clear
  C)
  Neutrophils done clear
  D)
  None done clear
  View Solution play_arrow

• question_answer25)
  Passive immunity can be obtained by injecting [CPMT 1983, 92; DPMT 1986]
  A)
  Antigens done clear
  B)
  Antibodies done clear
  C)
  Antibiotics done clear
  D)
  Vaccination having weakened germs done clear
  View Solution play_arrow

• question_answer26)
  Immune deficiency syndrome in human could develop as a consequence of [AIIMS 1987]
  A)
  AlDS virus infection done clear
  B)
  Defective liver done clear
  C)
  Defective thymus done clear
  D)
  Weak immune system done clear
  View Solution play_arrow

• question_answer27)
  First triple antigen vaccination is given to the child at the age of
  A)
  One month done clear
  B)
  Three month done clear
  C)
  Four month done clear
  D)
  One year done clear
  View Solution play_arrow

• question_answer28)
  Edward Jenner discovered [BHU 1982; KCET 2001]
  A)
  Vaccination against polio done clear
  B)
  Immunization against polio done clear
  C)
  Vaccination against small pox done clear
  D)
  Immunization against small pox done clear
  View Solution play_arrow

• question_answer29)
  Which of the following is primarily concerned with protection against germs   [CPMT 1984]
  A)
  Liver done clear
  B)
  Lymphatic tissue done clear
  C)
  Kidney done clear
  D)
  Thyroid done clear
  View Solution play_arrow

• question_answer30)
  A scientist associated with 'antibiotic' is [NCERT 1984]
  A)
  Brown done clear
  B)
  Flemming done clear
  C)
  Leeuwenhock done clear
  D)
  Koch done clear
  View Solution play_arrow

• question_answer31)
  After vaccination the body builds up [NCERT 1984]
  A)
  Toxins done clear
  B)
  Lymph done clear
  C)
  Antibodies done clear
  D)
  Plasma done clear
  View Solution play_arrow

• question_answer32)
   Humoral immunity is due to [BHU 1985; Pb. PMT 2000; Orissa PMT 2002]
  A)
  B-lymphocytes . done clear
  B)
  T-lymphocytes done clear
  C)
  L-lymphocytes done clear
  D)
  P-lymphocytes done clear
  View Solution play_arrow

• question_answer33)
  The poisons produced in the body by bacteria are called
  A)
  Toxins done clear
  B)
  Antitoxins done clear
  C)
  Toxicoids done clear
  D)
  Wastes done clear
  View Solution play_arrow

• question_answer34)
  After infection of germs immunity acquired is [DPMT 1986; AFMC 1986]
  A)
  Active immunity done clear
  B)
  Passive immunity done clear
  C)
  Natural immunity done clear
  D)
  Both a and b done clear
  View Solution play_arrow

• question_answer35)
  Antibody formation and immunity production is done by a protein called globulin present in the [AIIMS 1993]
  A)
  Stroma of RBC done clear
  B)
  Haemoglobin of RBC done clear
  C)
  Plasma done clear
  D)
  Blood platelets done clear
  View Solution play_arrow

• question_answer36)
  Study of interaction of antigens and antibodies in the blood is [CMC Vellore 1993]
  A)
  Cryobiology done clear
  B)
  Serology done clear
  C)
  Haematology done clear
  D)
  Angiology done clear
  View Solution play_arrow

• question_answer37)
  An antibody is [DPMT 1982; MP PMT 1996]
  A)
  Molecule that specifically inactivates an antigen done clear
  B)
  WBC which invades bacteria done clear
  C)
  Secretion of mammalian RBC done clear
  D)
  Component of blood done clear
  View Solution play_arrow

• question_answer38)
  Which part of the body is known as 'Police guard'
  A)
  Tonsils done clear
  B)
  Liver done clear
  C)
  Skin done clear
  D)
  Leucocytes done clear
  View Solution play_arrow

• question_answer39)
  AIDS virus has [MP PMT 1994, 2003]
  A)
  Single stranded RNA done clear
  B)
  Double stranded RNA done clear
  C)
  Single stranded DNA done clear
  D)
  Double stranded DNA done clear
  View Solution play_arrow

• question_answer40)
  Which one of the following produces AIDS [MP PMT 1994]
  A)
  HTLV-1 done clear
  B)
  HTLV-2 done clear
  C)
  EBV done clear
  D)
  HIV done clear
  View Solution play_arrow

• question_answer41)
  The principle of sterilization is based upon experiment  carried by
  A)
  A.I. Oparin done clear
  B)
  S.L. Miller done clear
  C)
  L. Pasteur done clear
  D)
  V. Helmont done clear
  View Solution play_arrow

• question_answer42)
  An antigen is
  A)
  Opposite to an antibody done clear
  B)
  Residue of an antibody done clear
  C)
  Stimulus for antibody formation done clear
  D)
  Result of antibody done clear
  View Solution play_arrow

• question_answer43)
  Anaphylactic shock is due to
  A)
  Allergic reaction done clear
  B)
  Secretion of toxins done clear
  C)
  Secretion of histamines done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer44)
  Myasthenia gravis is due to
  A)
  Auto-antigens done clear
  B)
  Antigens done clear
  C)
  Toxins done clear
  D)
  Interferons done clear
  View Solution play_arrow

• question_answer45)
  AlDS from India was reported in
  A)
  1987 done clear
  B)
  1986 done clear
  C)
  1990 done clear
  D)
  1989 done clear
  View Solution play_arrow

• question_answer46)
  Antihistamine pills are to nullify
  A)
  Allergic reaction done clear
  B)
  Malaria done clear
  C)
  Typhoid done clear
  D)
  None of above done clear
  View Solution play_arrow

• question_answer47)
  Some people who have suffered from a disease may not be affected again during their life time; such immunity is called
  A)
  Natural immunity done clear
  B)
  Acquired immunity done clear
  C)
  Active immunity done clear
  D)
  Passive immunity done clear
  View Solution play_arrow

• question_answer48)
  Which of the glands is often referred in relation with AIDS [BHU 1995]
  A)
  Thyroid done clear
  B)
  Thymus done clear
  C)
  Adrenal done clear
  D)
  Pancreas done clear
  View Solution play_arrow

• question_answer49)
  How does AIDS virus enter into man [MP PMT 1995]
  A)
  Through food done clear
  B)
  Through kissing done clear
  C)
  Through water done clear
  D)
  Through blood done clear
  View Solution play_arrow

• question_answer50)
  Sensitivity to any allergen is related to [CBSE PMT 1996]
  A)
  Deviation from the process of immunity done clear
  B)
  Age of the person done clear
  C)
  Eating habit done clear
  D)
  Rise in environmental temperature done clear
  View Solution play_arrow

• question_answer51)
  Passive immunity was discovered by [CBSE PMT 1996]
  A)
  Robert Koch done clear
  B)
  L. Pasteur done clear
  C)
  Edward Jenner done clear
  D)
  Eemil Von Behring done clear
  View Solution play_arrow

• question_answer52)
  Antibodies fight against
  A)
  Infection done clear
  B)
  Thirst done clear
  C)
  Starvation done clear
  D)
  Stress done clear
  View Solution play_arrow

• question_answer53)
  Which of the following is responsible for cellular immunity
  A)
  B-lymphocyte done clear
  B)
  T-lymphocyte done clear
  C)
  Erythrocytes done clear
  D)
  Thrombocytes done clear
  View Solution play_arrow

• question_answer54)
  HIV causes reduction in [MP PMT 1997; BHU 2000]
  A)
  T-helper cells only done clear
  B)
  All T-cells done clear
  C)
  B-cells only done clear
  D)
  Both B and T-cells done clear
  View Solution play_arrow

• question_answer55)
  A molecule that elicits an immune response is called [MP PMT 1997]
  A)
  Antibody done clear
  B)
  Antigen done clear
  C)
  Mutagen done clear
  D)
  Carcinogen done clear
  View Solution play_arrow

• question_answer56)
  Vaccines are prepared from immune [MP PMT 1998]
  A)
  Vitamins done clear
  B)
  Blood done clear
  C)
  Serum done clear
  D)
  Plasma done clear
  View Solution play_arrow

• question_answer57)
  AIDS can be transmitted by [MP PMT 1998]
  A)
  Blood circulation done clear
  B)
  Hand shake done clear
  C)
  Courtship done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer58)
  The antibodies are [MP PMT 1998]
  A)
  Egamma-globulins done clear
  B)
  Albumins done clear
  C)
  Vitamins done clear
  D)
  Sugar done clear
  View Solution play_arrow

• question_answer59)
  The factor responsible for cirrhosis of liver is [MP PMT 1998]
  A)
  Sugar done clear
  B)
  Vitamins done clear
  C)
  Fats and oils done clear
  D)
  Alcoholism done clear
  View Solution play_arrow

• question_answer60)
  Full form of AIDS is [MP PMT 1999]
  A)
  Anti immune deficiency syndrome done clear
  B)
  Auto immune deficiency syndrome done clear
  C)
  Acquired immune deficiency syndrome done clear
  D)
  Acquired immune disease symptom done clear
  View Solution play_arrow

• question_answer61)
  AIDS causing factors are associated with [MP PMT 1999]
  A)
  RNA virus done clear
  B)
  DNA virus done clear
  C)
  Bacteria done clear
  D)
  Protozoa done clear
  View Solution play_arrow

• question_answer62)
  The term ?active immunity' means [CBSE PMT 1999; BHU 1999]
  A)
  Resistance developed after disease done clear
  B)
  Resistance developed before disease done clear
  C)
  Resistance rate of heart beat done clear
  D)
  Increasing quantity of blood done clear
  View Solution play_arrow

• question_answer63)
  The antibodies are [CBSE PMT 1999; BHU 2000]
  A)
  Lipids done clear
  B)
  Germs done clear
  C)
  Proteins done clear
  D)
  Carbohydrates done clear
  View Solution play_arrow

• question_answer64)
  The AIDS test is known as [DPMT 2003; BVP 2004]
  A)
  ELISA done clear
  B)
  Australian antigen done clear
  C)
  HIV test done clear
  D)
   None of these done clear
  View Solution play_arrow

• question_answer65)
  Which one of the following pairs of disease can spread through blood transfusion [AIEEE 2004]
  A)
  Cholera and hepatitis done clear
  B)
  Hepatitis and AIDS done clear
  C)
  Diabetes mellitus and malaria done clear
  D)
   Hay fever and AIDS done clear
  View Solution play_arrow

• question_answer66)
  ?ELISA? test is done for the diagnosis of [Pb. PMT 2004]
  A)
  Anthrax done clear
  B)
  HIV done clear
  C)
  Hepatitis done clear
  D)
  Malaria done clear
  View Solution play_arrow

• question_answer67)
  Humoral immunity is due to        [BHU 1985; Pb. PMT 2000; Orissa PMT 2002, 04]
  A)
  B-lymphocytes done clear
  B)
  T-lymphocytes done clear
  C)
  L-Lymphocytes done clear
  D)
  P- Lymphocytes done clear
  View Solution play_arrow

• question_answer68)
  The term?antibiotic? was coined by [MH-CET 2000; CBSE PMT 2003;  BHU 2004; Pb. PMT 2004]
  A)
  Alexander fleming done clear
  B)
  Edward Jenner done clear
  C)
  Louis pasteur done clear
  D)
  Selman Waksman done clear
  View Solution play_arrow

• question_answer69)
  Which cell of immune system cause pore formation at the surface of the plasma membrane [Orissa JEE 2004]
  A)
  Helper T-cell done clear
  B)
  Killer T-cell done clear
  C)
  Suppressor T-cell done clear
  D)
  B-cell done clear
  View Solution play_arrow

• question_answer70)
  HIV virus affects ?? in AIDS patient   [Orissa JEE 2004]
  A)
  Cytotoxit T-cell  done clear
  B)
  M-N cell done clear
  C)
  Suppressor cells done clear
  D)
  Helper T-cells done clear
  View Solution play_arrow

• question_answer71)
  AIDS is characterised by a sharp reduction is [AFMC 2004]
  A)
  Helper T-cells done clear
  B)
  Killer T-Cells done clear
  C)
  Suppressor T-Cells done clear
  D)
  B-lymphocytes done clear
  View Solution play_arrow

• question_answer72)
  Antibodies are produced by [AIEEE 2004]
  A)
  Erythrocytes done clear
  B)
  Thrombocytes done clear
  C)
  Monocytes done clear
  D)
  Lymphocytes done clear
  View Solution play_arrow

• question_answer73)
  Alexender Flemming in 1929 discovered [Pb. PMT 2004]
  A)
  Penicillin done clear
  B)
  Streptomycin done clear
  C)
  Tetracyclin done clear
  D)
  Chloromycitin done clear
  View Solution play_arrow

• question_answer74)
  AIDS is caused by HIV that principally infects [CBSE PMT 2005]
  A)
  All lymphocytes done clear
  B)
  Activator B cells done clear
  C)
  T4 lymphocytes done clear
  D)
   Cytotoxic T cells done clear
  View Solution play_arrow

• question_answer75)
  B.C.G. vaccine is used against [AFMC 2002, 05]
  A)
  T.B. done clear
  B)
  Leprosy done clear
  C)
  Food poisoning done clear
  D)
   None of these done clear
  View Solution play_arrow

• question_answer76)
  Rishikesh is famous for the production of [AIIMS 2004]
  A)
  Antibiotics done clear
  B)
  Heavy electricals done clear
  C)
  Fertilizers done clear
  D)
  Transistorized radios done clear
  View Solution play_arrow

• question_answer77)
  DPT vaccine is given for [Pb. PMT 2004]
  A)
  Tetanus, polio, plague done clear
  B)
  Diphtheria, whooping cough and leprosy done clear
  C)
  Diphtheria, pneumonia, tetanus done clear
  D)
  Diphtheria, whooping cough, tetanus done clear
  View Solution play_arrow