Human Health and Disease (Class XII)
Human Health and Disease
Questions
Study of cancer is called
- conchology
- oncology
- cnidology
- nidology
The genetic material in human immunodeficiency virus is
- double-stranded RNA
- double-stranded DNA
- single-stranded RNA
- single-stranded DNA
Uncontrolled proliferation of a cell type present in blood and its precursors in the bone marrow is called
- sarcoma
- carcinoma
- melanoma
- leukaemia
Diacetyl morphine is the chemical name of
- heroin
- marijuana
- hashish
- cocaine
Which of the following are examples of bacterial diseases transmitted through contaminated food and water?
- Ancylostomiasis
- Balantidiasis
- Cholera
- Leprosy
- Tuberculosis
- Typhoid
- 1, 2 and 3
- 2, 3 and 6
- 3 and 5
- 3, 4 and 6
- 4, 5 and 6
Directions: In the following question, there are two statements, Assertion (A) and Reason (R). Consider both the statements independently and mark your answer as
- if A and R both are correct and R is the correct explanation of A
- if A and R both are correct and R is not the correct explanation of A
- if A is correct and R is incorrect
- if A is incorrect and R is correct
- if A and R both are incorrect
Assertion (A): Human immunodeficiency virus is spherical with diameter of about 90-120 nm.
Reason (R): Its genome consists of single-stranded DNA associated with reverse transcriptase enzyme.
- 1
- 2
- 3
- 4
- 5
Match the following
| Column – I | Column – II |
| P. Tranquilisers | 1. Cocaine |
| Q. Opiate narcotics | 2. Phenothiazenes |
| R. Stimulants | 3. Morphine |
| S. Hallucinogens | 4. Marijuana |
- P - 1, Q - 2, R - 3, S - 4
- P - 2, Q - 3, R - 1, S - 4
- P - 2, Q - 4, R - 3, S - 1
- P - 3, Q - 4, R - 2, S - 1
- P - 3, Q - 1, R - 2, S - 4
Which one of the following diseases is a part of the atopy syndrome?
- Oral allergy syndrome
- Nut allergy
- Asthma
- Urticaria
- Food intolerance
Type 1 hypersensitivity reaction is an allergic reaction provoked by re-exposure to a specific type of antigen referred to as an allergen. Which among the following is associated with Type 1 hypersensitivity?
- IgM
- IgD
- Macrophages
- IgE
- Enterocytes
Which of the following viral diseases is caused by Varicella zoster?
- Chicken pox
- Measles
- Smallpox
- Influenza
- Rhinitis
German measles is transmitted through
- housefly
- bloodsucking insects
- placenta
- animal bites
- contact
Which of the following hepatitis-causing viruses contains DNA as nucleic acid?
- HAV
- HBV
- HDV
- HEV
- HCV
Which of the following bacterial diseases is symptomised by light-coloured patches on skin and total/partial loss of sensation?
- Leprosy
- Tetanus
- Cholera
- Gonorrhoea
- Syphilis
Lysis of foreign cells is mediated through
- IgM and IgG
- IgG and IgA
- IgA and IgD
- IgD and IgE
Which of the following was the first parasitic protozoan to be discovered?
- Plasmodium
- Entamoeba
- Glossina
- Leishmania
- Giardia
Which of the following drugs is called superman?
- Bhang
- Heroin
- Cocaine
- Amphetamine
- Caffeine
In which virus is the reverse transcriptase enzyme found?
- Hepatitis virus
- Picrona virus
- Retrovirus
- Human para-influenza virus
______ works as a major non-specific defence against viral infection.
- Phagosome
- Interferon
- IgG
- IgE
Which cells are the main target of HIV virus?
- Killer T-cells
- Helper T-cells
- Suppressor T-cells
- B-cells
Which of the following is also known as enteric fever?
- Pneumonia
- Trachoma
- Diptheria
- Typhoid
- Rabies