CBSE Multiple Choice Questions and Answers of Biology from Chapter Health and Diseases

151 A droplet infection is

[1] Tetanus

[2] Pneumonia

[3] Syphilis

[4] Typhoid

Answer: Pneumonia

152 A person preparing food (e.g., Mary Milton) can be a major source of spread of disease

[1] Pneumonia

[2] Syphilis

[3] Typhoid

[4] Cancer

Answer: Typhoid

153 Xerophthalmia in children and night blindness in adults is caused by the deficiency of

[1] Vitamin B

[2] Vitamin C

[3] Vitamin A

[4] Vitamin K

Answer: Vitamin A

154 AIDS was first reported in

[1] England

[2] U.S.A.

[3] France

[4] India

Answer: U.S.A.

1555 Insulin deficiency causes

[1] Diabetes insipidus

[2] Goitre

[3] Diabetes mellitus

[4] All of the above

Answer: Diabetes mellitus

156 HIV has a protein coat and a genetic material which is

[1] ss DNA

[2] ds DNA

[3] ss RNA

[4] ds RNA

Answer: ss RNA

157 Deficiency of vitamin C/Ascorbic acid causes

[1] Rickets

[2] Beri-beri

[3] Scurvy

[4] Night blindness

Answer: Scurvy

158 HIV reduces natural immunity of body by destroying

[1] B-lymphocytes

[2] T-lymphocytes

[3] Antibodies

[4] Erythrocytes

Answer: T-lymphocytes

159 Insulin deficiency causes

[1] Huntington’s chorea

[2] Cretinism

[3] Diabetes insipidus

[4] Diabetes mellitus

Answer: Diabetes mellitus

160 Generally streptococcus pneumoniae causes pneumonia but which bacteria is responsible for this diseare ?

[1] Pneumococcus

[2] Tuberculosis

[3] Haemophilus influenzae

[4] Salmonella typhi

Answer: Haemophilus influenzae

161 The spherical from of metacryptomezoites is called _____

[1] Sporozoites

[2] Trophozoite

[3] Trophozoite

[4] Gamato cyte

Answer: Cryptoschizont

162 Give the name of scientist who are concern with interferon word.

[1] Watson & Crick

[2] Khorana

[3] Luis pasteur & Stemberg

[4] Ellic isaks & jan lindenmen

Answer: Ellic isaks & jan lindenmen

163 Which one is odd ?

[1] Opium popy -gives pleasant feeling

[2] Claviceps Purpurea-Hallucinogenic

[3] Erythrolum Coca-Potent stimulating action

[4] Cannabis Sativa-give pain

Answer: Cannabis Sativa-give pain

164 Which one is odd ?

[1] Cannabinoids

[2] Ganj'a

[3] Charas

[4] Smack

Answer: Smack

165 Mark odd one

[1] Burning sensation in intestine

[2] Burning sensation in Alveoli

[3] Headache

[4] Increase in size of liver & spleen

Answer: Burning sensation in Alveoli

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