Title HUMAN HEALTH & DISEASE.pdf ✅

NEET : Biology [ 120 ] www.allendigital.in  Digital IMMUNITY 1. First line of defence of body is :- (1) Skin and Mucous membrane (2) Neutrophils and Monocytes (3) Fever (4) Interferon 2. Antigen is :- (1) Substances which stimulates the production of venom (2) Vaccine (3) Antibody production stimulating agent (4) Part of the body defence system 3. Which cell is not phagocytic in nature ? (1) Monocyte (2) Macrophage (3) Neutrophil (4) N.K. cell 4. Cell mediated immunity is provided by :- (1) B–lymphocytes (2) Plasma cells (3) Mast cells (4) T-lymphocytes 5. Which is a primary lymphoid organ ? (1) Bone marrow and spleen (2) Spleen and thymus (3) Bone–marrow and tonsils (4) thymus gland and bone marrow 6. Which antibody is called secretory antibody? (1) IgE (2) IgA (3) IgG (4) IgM 7. Neutrophils and monocytes are important cells participating in :- (1) Phagocytosis (2) Perforin production (3) Passive immunity (4) Antibody production 8. Immune system retains the memory of which response in vaccination process :- (1) Passive immunization response (2) Primary immune response (3) Secondary immune response (4) All the above 9. Number of polypeptide chains present in a molecule of antibody :- (1) 2 (2) 4 (3) 6 (4) 8 10. Colostrum, the first milk secretion of mammary gland is rich in immunoglobulin: (1) IgE (2) IgM (3) IgA (4) IgG 11. An antibody is a :- (1) Component of blood (2) Secretion of mammalian erythrocyte (3) Molecule that specifically reacts to an antigen (4) White corpuscle which attack invading bacteria 12. Surgical removal of thymus of a new born shall result in failure to mature :- (1) Monocytes (2) B-lymphocytes (3) T-lymphocytes (4) Basophils 13. Substances that regulate or coordinate other leucocytes are called :- (1) Interferon (2) Cytokine (3) Phagocytic chemical (4) Enzyme GRAFTING AND VACCINES 14. Vaccination is a part of :- (1) Treatment (2) Passive immunisation (3) Diagnosis (4) Prophylaxis (Prevention) 15. Vaccine is :- (1) Type of antibody (2) Inactivated antigen (3) Inactivated pathogen (4) Activated pathogen 16. BCG vaccine is a preventive measure against :- (1) Tuberculosis (2) Typhoid (3) AIDS (4) Cholera 17. Now a days, Cornea transplant is very popular. The reason is that :– (1) It is easy to preserve. (2) It transplants very easily. (3) It can be easily obtained. (4) Cornea is avascular. 18. D.P.T. vaccine in an example of :- (1) Passive immunity (2) Active immunity (3) Both (4) Interferon Exercise - I
Human Health and Disease  Digital www.allendigital.in [ 121 ] 19. Immunisation is based on :- (1) Memory of individuals (2) Pathogenic power (3) Phagocytosis (4) Memory of immune system 20. Congenital diseases are :– (1) Diseases present by birth (2) Deficiency diseases (3) Spread from one individual to another (4) Occur during life 21. Thalassemia is due to :- (1) Increased consumption of sea food (2) Decreased synthesis of -polypeptide chain of Haemoglobin (3) Decreased production of R.B.C. that cause anemia (4) All of the above 22. Trisomic autosomal congenital disease is :- (1) Criminal syndrome (2) Down's syndrome (3) Klinefelter's syndrome (4) Turner's syndrome 23. Klinefelter's syndrome is denoted by :- (1) 44 + XXY (2) 44 + XO (3) 44 + XXX (4) 44 + YY 24. Autoimmunity against the synovial membrane at joint is called :- (1) Multiple sclerosis (2) I.D.D.M. (3) Hashimoto disease (4) Rheumatoid arthritis COMMON HUMAN DISEASES 25. Widal test is employed for detecting – (1) Pneumonia (2) Malaria (3) Typhoid (4) Cholera 26. Which is an infectious disease ? (1) Coronary thrombosis (2) Diphtheria (3) Diabetes mellitus (4) Hypertension 27. Diphtheria is connected with :– (1) Lungs (2) Throat (3) Blood (4) Liver 28. Which disease is caused by Yersinia pestis ? (1) Plague (2) Black fever (3) Xenopsylla cheopsis(4) All of these 29. Dengue fever is transmitted by :- (1) Aedes aegypti (Tiger mosquito) (2) Culex fatigaus (3) Anopheles (4) Ascaris 30. "Diagram" showing inflammation of lower limb is due to :- (1) Filariasis (2) Elephantiasis (3) Ascariasis (4) (1) and (2) both 31. Plasmodium enters the human body as :- (1) Female Anopheles mosquito (2) Sporozoite (3) Trophozoite (4) Haemozoin 32. Toxin which is responsible for chill and high fever during malaria :- (1) Haematin (2) Haemoglobin (3) Haemozoin (4) Heam 33. Incorrect about Entamoeba histolytica or amoebiasis is :- (a) Parasite of small intestine (b) Causes dysentery (c) Houseflies are mechanical carriers (d) Symptoms include constipation, abdominal pain and cramp. (1) a (2) c (3) a, c (4) All are correct 34. Diagram showing ringworm affected area of skin. Which given pathogen is not related with disease? (1) Microsporum (2) Trichophyton (3) Epidermophyton (4) Wuchereria
NEET : Biology [ 122 ] www.allendigital.in  Digital 35. Haemophilus influenzae causes :- (1) Typhoid (2) Plague (3) Pneumonia (4) Influenza 36. Match the columns with regards to Vector and Disease Column-I Column-II p. Culex i. Dengue q. Anopheles ii. Filariasis r. Aedes iii. Malaria (1) p-i, q-ii, r-iii (2) p-ii, q-iii, r-i (3) p-ii, q-i, r-iii (4) p-i, q-iii, r-ii 37. House flies are mechanical carriers of :- (1) Amoebiasis (2) Malaria (3) Common cold (4) Plague AIDS AND CANCER 38. AIDS is characterised by :- (1) Reduction in number of helper T-cells (2) Lack of interferon (3) Reduction in number of killer T-cells (4) Autoimmunity 39. Carcinoma is a cancer of :- (1) Lymphocytes (2) Connective tissue (3) Erythrocytes (4) Ectoderm and endoderm 40. Cancer cells are characterized by :- (1) Uncontrolled growth (2) Invasion of local tissue (3) Spreading to other body parts (4) All the above 41. Which of the following is used in the treatment of Thyroid cancer ? (1) I131 (2) U238 (3) Ra224 (4) C14 42. Carcinoma refers to :- (1) Malignant tumours of the connective tissue (2) Malignant tumours of the skin (3) Benign tumours of the colon (4) Benign tumours of the connective tissue 43. AIDS is caused by HIV that principally infects :- (1) all lymphocytes (2) activator B cells (3) T-4 lymphocytes (4) Cytotoxic T cells 44. Treatment of cancer is :– (1) Surgery (2) Radiation (3) Chemotherapy (4) All 45. Causative factor of cancer is called: – (1) Oncogenes (2) Radiogen (3) Estrogen (4) Carcinogen 46. Nucleic acid in HIV: - (1) ss RNA (2) ds RNA (3) ss DNA (4) ds DNA 47. Sarcoma is cancer of :– (1) Epithelial tissue (2) Mesodermal tissue (3) Blood (4) Endodermal tissues 48. Which is not cancer :– (1) Leukaemia (2) Glaucoma (3) Carcinoma (4) Sarcoma 49. Blood cancer is :– (1) Leukemia (2) Thrombosis (3) Haemophilia (4) Hemolysis DRUGS AND ALCOHOL ABUSE 50. Tobacco chewing results in :- (1) Mouth cancer (2) Lung cancer (3) Bone cancer (4) Leukaemia 51. In drunk person, the part of brain to be affected first is :- (1) Cerebellum (2) Pons varolli (3) Medulla oblongata (4) Cerebrum 52. Opium is obtained from :- (1) Thea sinensis (2) Coffea arabica (3) Oryza sativa (4) Papaver somniferum 53. Marijuana, Ganja, and LSD are :- (1) Narcotics (2) Hallucinogens (3) Stimulants (4) Medicines 54. In alcoholics, liver gets damaged as it :- (1) Accumulates excess of fats (2) Stores excess of glycogen (3) Secretes more bile (4) Has to detoxify alcohol 55. LSD is obtained from :- (1) Cannabis (2) Claviceps (3) Fusarium (4) Nostoc
Human Health and Disease  Digital www.allendigital.in [ 123 ] 56. Cannabis sativa (Hemp) yields:- (1) Bhang (2) Charas (3) Ganja (4) All the above 57. In the liver, alcohol is converted into which toxic substance ? (1) Formic acid (2) Acetaldehyde (3) Nicotine (4) Urea 58. (a) Smack (b) Diacetylmorphine (c) White (d) Odourless (e) Bitter crystalline compound Above statements/information are correct for:- (1) Morphine (2) Heroin (3) Coccain (4) Barbiturates 59. Cocaine is derived from :- (1) Erythroxylum coca (2) Coffea arabica (3) Thea sinensis (4) Cannabis sativa 60. Which measure would be particularly useful for prevention and control of alcohol and drug abuse among adolescents ? (a) Avoid undue peer pressure (b) Seeking professional and medical help (c) Looking for danger sign (d) Education and counselling (e) Seeking help from parents and peers (1) a, b, d only (2) a, c, d, e only (3) c, e only (4) a, b, c, d, e EXERCISE-I (Conceptual Questions) ANSWER KEY Question 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Answer 1 3 4 4 4 2 1 2 2 3 3 3 2 4 3 Question 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Answer 1 4 2 4 1 2 2 1 4 3 2 2 1 1 4 Question 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 Answer 2 3 1 4 3 2 1 1 4 4 1 2 3 4 4 Question 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Answer 1 2 2 1 1 4 4 2 1 2 4 2 2 1 4