Which vitamin is synthesized in the body from β-carotene? a) Vitamin A b) Vitamin C c) Vitamin D d) Vitamin K Answer: a) Vitamin A
Which among the following can both cause and cure cancer depending on its intensity and usage? a) Tobacco b) Ultraviolet rays c) Ionizing radiation d) Alcohol Answer: c) Ionizing radiation
Typhoid and cholera are primarily examples of which type of diseases? a) Infectious diseases b) Airborne diseases c) Waterborne diseases d) None of these Answer: c) Waterborne diseases
Oncogenes are associated with which of the following conditions? a) Tuberculosis b) Hepatitis c) Cancer d) Typhoid Answer: c) Cancer
Calcium plays an essential role in which of the following physiological processes? a) Muscle contraction b) Blood clotting c) Bone development d) All of the above Answer: d) All of the above
What is the common name for blood cancer? a) Leucoderma b) Leukaemia c) Haemophilia d) Anaemia Answer: b) Leukaemia
The AIDS virus primarily attacks which type of blood cells? a) Monocytes b) Neutrophils c) Basophils d) Lymphocytes Answer: d) Lymphocytes
Which substance poses the greatest health risk to India’s growing population? a) Opium b) Datura c) Cannabis d) Tobacco Answer: d) Tobacco
Which of the following is a rich natural source of Vitamin A? a) Carrot b) Brinjal c) Lemon d) Rice Answer: a) Carrot
Which of the following food items is rich in iron? a) Apple b) Rice c) Orange d) Wheat Answer: a) Apple
Match the following vitamin deficiencies with their associated diseases: Vitamin C → Scurvy Vitamin D → Rickets Vitamin E → Night blindness Which pairs are correctly matched? a) 1 and 2 only b) 3 only c) 1, 2 and 3 d) None Answer: a) 1 and 2 only
Consider the following statements about the Neem tree:
Neem oil acts as a pesticide.
Neem seeds are used in making biofuels and hospital detergents.
Neem oil is used in pharmaceuticals. Which of the statements is/are correct? a) 1 and 2 only b) 3 only c) 1 and 3 only d) 1, 2 and 3 Answer: d) 1, 2 and 3
Contamination of drinking water sources by waste material may lead to which disease? a) Scurvy b) Typhoid c) Malaria d) Anaemia Answer: b) Typhoid
Which of the following sources has significantly contributed to discovering anti-tumor agents like bryostatins and dolostatins? a) Marine organisms b) Animals c) Venoms and toxins d) Combinatorial chemistry Answer: a) Marine organisms
Interferons are synthesized in response to which type of pathogen? a) Mycoplasma b) Fungi c) Viruses d) Bacteria Answer: c) Viruses
Who is credited with developing the immunization technique? a) Louis Pasteur b) Robert Koch c) Joseph Lister d) Edward Jenner Answer: d) Edward Jenner
The term ‘vaccination’ originates from the Latin word associated with which animal? a) Pig b) Horse c) Cow d) Dog Answer: c) Cow
Which therapy is commonly used to treat cancer? a) Electrotherapy b) Psychotherapy c) Chemotherapy d) Physiotherapy Answer: c) Chemotherapy
Which blood group is known as the universal recipient? a) A b) B c) AB d) O Answer: c) AB
Which disease in humans is transmitted through air? a) Dengue b) Tuberculosis c) HIV-AIDS d) Goitre Answer: b) Tuberculosis
AIDS virus contains which type of genetic material? a) Single-stranded RNA b) Double-stranded RNA c) Single-stranded DNA d) Double-stranded DNA Answer: a) Single-stranded RNA
Short-sightedness is also known as: a) Coma b) Hypermetropia c) Myopia d) Astigmatism Answer: c) Myopia
Scurvy is a deficiency disease caused due to lack of: a) Asthma b) Jaundice c) Vitamin C d) Cancer Answer: c) Vitamin C
Glaucoma affects which organ of the human body? a) Skin b) Lungs c) Liver d) Eyes Answer: d) Eyes
Fluorine deficiency in the body leads to disorders of the: a) Skin b) Liver c) Teeth d) Bones Answer: c) Teeth
Viruses that contain RNA but no DNA use which of the following for heredity transmission? a) Cannot replicate b) Lack genetic information c) RNA transmits hereditary information d) DNA can be crystallized Answer: c) RNA transmits hereditary information
Sleeping sickness is caused by which protozoan parasite? a) Escherichia b) Neisseria c) Entamoeba d) Trypanosoma Answer: d) Trypanosoma
Viruses are classified as: a) Cellular b) Acellular c) Unicellular d) Multicellular Answer: b) Acellular
Haptens are defined as: a) Antibodies b) Co-antigens c) Pseudo-antigens d) Incomplete antigens Answer: d) Incomplete antigens
Antibodies are primarily synthesized by which of the following? a) Megakaryocytes b) Monocytes c) Lymphocytes d) Histiocytes Answer: c) Lymphocytes
