NCERT - Health and Diseases Questions and Answers of Class 12 Biology | GkSeries

Questions
121 A disease transferred from mother to child through placenta is
1 German measles
2 Syphilis
3 AIDS
4 all of the above

Answer: all of the above
122 Which is mismatched?
1 Vitamin D – Rickets
2 Vitamin C – Scurvy
3 Vitamin A – Xerophthalmia
4 Vitamin D – Rickets

Answer: Vitamin D – Rickets

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123 HIV is a member of a group of viruses called
1 Bacteriophages
2 Lysogenic viruses
3 Retroviruses
4 Gemini viruses

Answer: Retroviruses
124 AIDS is caused by
1 Fungus
2 Virus
3 Bacterium
4 Helminth

Answer: Virus
125 Iodine deficiency causes ______ disease.
1 Goiter
2 Kwashiorkar
3 Scurvy
4 Anaemia

Answer: Goiter
126 What is correct?
1 Malignant tumours may exhibit metastasis
2 Patients who have undergone surgery are given cannabinoids to relieve pain
3 Benign tumours show metastasis
4 Heroin accelerates body functions

Answer: Malignant tumours may exhibit metastasis
127 Thypoid fever is caused by
1 Salmonella typhi
2 Vibrio cholerae
3 Treponema pallidium
4 Trichophyton tonsurans

Answer: Salmonella typhi
128 Human papilloma virus may cause cancer of
1 Stomach
2 Uterine cervix
3 Liver
4 Urinary bladder

Answer: Uterine cervix
129 Carcinoma is cancer of
1 Epithelial cells
2 Connective tissue cells
3 Bone cells
4 Blood cells

Answer: Epithelial cells
130 Down’s syndrome is caused by
1 Monosomy of 21 chromosome
2 Trisomy of 21st chromosome
3 Deletion in chromosome
4 Duplication of chromosome

Answer: Trisomy of 21st chromosome
131 Which one of the following is transplacental disease
1 Kala-azar
2 German measles
3 Rabies
4 Scabies

Answer: German measles
132 Some protection is provided against carcinogens by
1 Penicillic acid
2 Affatoxin
3 Streptomycin
4 Tocopherol/Vit. E

Answer: Tocopherol/Vit. E
133 Benign tumour is the one which
1 Shows metastasis
2 Differentiated and capsulated
3 Undifferentiated and non-capsulated
4 Differentiated and non-capsulated

Answer: Differentiated and capsulated
134 Disease existing at or before birth is
1 Congenital
2 Communicable
3 Noncommunicable
4 none of these

Answer: Congenital
135 Elephantiasis is caused by
1 Dracunculus medinensis
2 Entrobius vermicularis
3 Wuchereria bancrofti
4 None of the above

Answer: Wuchereria bancrofti

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