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

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Free Download as PDF of the detailed solutions for class 12 Biology from NCERT or CBSE text book as per exam pattern, to help you in day to day learning. We provide all important questions and answers from chapter Health and Diseases of Biology.
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(16) What is the location of Salmonella typhi during diseased condition ?
[1] Stomach
[2] Kidney
[3] Liver
[4] Intestine
Answer: Intestine
(17) Which test is carried out if disease is occured by salmonella typhi ?
[1] Widal test
[2] Lisman test
[3] Blood test (
[4] Barium test
Answer: Widal test

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(18) Give the correct sequence from pre erythrocytic cycle ?
[1] Saliva - Sporozoites-Blood-liver-Cryptoschizont-Cryptomerozoites.
[2] Sporozoites-Saliva-Blood-Liver-Cryptoschizont-Cryptomerozoites
[3] Saliva-Cryptoschizont-Blood-Liver-Sporozoites-Cryptomerozoites
[4] Saliva-Sporozaites-Liver-Blood-Cryptoschizont-Cryptomerozoites.
Answer: Saliva - Sporozoites-Blood-liver-Cryptoschizont-Cryptomerozoites.
(19) Which one is odd ?
[1] Cannabinoids
[2] Marjuana
[3] Ganja
[4] Morphin
Answer: Morphin
(20) Mark odd one ?
[1] Retro virus
[2] Oncogenic virus
[3] Rhino virus
[4] Haemophilis inflrenza
Answer: Haemophilis inflrenza
21 _________ is an unclear byproduct of heroine ?
[1] Smack
[2] Delta-9-THC
[3] LSD
[4] Cannabinoids
Answer: Smack
22 AIDS spread by....
[1] Blood Transfusion
[2] Shaking Hands
[3] HIV infected blood transfusion
[4] All of above
Answer: HIV infected blood transfusion
23 What are interferons ?
[1] Antiviral Protien
[2] Antibacterial Protien
[3] Anticancer Protien
[4] Conjugated Protien
Answer: Antiviral Protien
24 Cancer is associated with....
[1] Uncontrollable growth of tissue
[2] Controlled division of tissue
[3] Ageing procers
[4] None
Answer: Uncontrollable growth of tissue
25 By whom inlfuenza occurs ?
[1] Virus
[2] Bacteria
[3] Fungi
[4] Protista
Answer: Virus
26 Antibodies in our body are complex ?
[1] Steroid
[2] Prostaglandins
[3] Glycoproteins
[4] Lipoprotein
Answer: Glycoproteins
27 Barrier preventing entry of pathogens
[1] Skin
[2] Cillia
[3] Mucous secretion
[4] All of above
Answer: Cillia
28 An ovoviviparous parasite is....
[1] Ascaris
[2] Taenia
[3] Wuchereria
[4] Plasmaodium
Answer: Wuchereria
29 An auto immune disease is...
[1] Cancer
[2] Asthma
[3] Erythroblastosis foetalis
[4] Rheumatoid arthritis
Answer: Rheumatoid arthritis
30 Confirmatory test for AIDS is...
[1] Western blot
[2] ESR
[3] ELISA
[4] PCR
Answer: Western blot

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