NCERT Solution of Class 12 Biology Health and Diseases | NCERT Multiple Choice Questions and Answers of Biology from Chapter Health and Diseases | Biology - Health and Diseases MCQs

(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

(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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