Class 12 Biology MCQ Chapter 8 Human Health and Disease Solutions English Medium to each chapter is provided in the list so that you can easily browse through different chapters Class 12 Biology MCQ Chapter 8 Human Health and Disease Question Answer in English and select need one. AHSEC Class 12 Biology Objective Type Question Answer As Per AHSEC New Book Syllabus Download PDF. AHSEC Biology MCQ Class 12 Solutions.
Class 12 Biology MCQ Chapter 8 Human Health and Disease
Also, you can read the NCERT book online in these sections Solutions by Expert Teachers as per Central Board of Secondary Education (CBSE) Book guidelines. AHSEC Class 12 Biology Multiple Choice Solutions in English Medium are part of All Subject Solutions. Here we have given AHSEC Class 12 Biology MCQ Question Answer English Medium for All Chapters, You can practice these here.
Human Health and Disease
Chapter: 8
| MCQs |
Choose the Correct Option:
1. Which of the following is a bacterial disease?
(i) Malaria.
(ii) AIDS.
(iii) Typhoid.
(iv) Common Cold.
Ans: Typhoid.
2. Which pathogen causes malaria?
(i) Plasmodium.
(ii) Salmonella.
(iii) HIV.
(iv) Entamoeba.
Ans: Plasmodium.
3. Which disease is transmitted through mosquito bites?
(i) Typhoid.
(ii) Filariasis.
(iii) Common cold.
(iv) Cancer.
Ans: Filariasis.
4. What type of immunity is present from birth?
(i) Acquired.
(ii) Innate.
(iii) Passive.
(iv) Artificial.
Ans: Innate.
5. Vaccines provide which type of immunity?
(i) Active acquired.
(ii) Passive acquired.
(iii) Innate.
(iv) Natural.
Ans: Active acquired.
6. Which cells produce antibodies?
(i) T-cells.
(ii) B-cells.
(iii) RBCs.
(iv) Macrophages.
Ans: B-cells.
7. HIV primarily attacks which cells?
(i) B-cells.
(ii) T-helper cells.
(iii) Neutrophils.
(iv) Basophils.
Ans: T-helper cells.
8. AIDS is caused by:
(i) Bacteria.
(ii) Virus.
(iii) Fungi.
(iv) Protozoa.
Ans: Virus.
9. ELISA test is used for diagnosis of:
(i) Typhoid.
(ii) Cancer.
(iii) AIDS.
(iv) Tuberculosis.
Ans: AIDS.
10. The uncontrolled division of cells results in:
(i) Allergy.
(ii) Cancer.
(iii) Immunity.
(iv) AIDS.
Ans: Cancer.
11. Cancer-causing genes are called:
(i) Oncogenes.
(ii) Tumor suppressors.
(iii) Histamines.
(iv) Antigens.
Ans: Oncogenes.
12. What chemical is released during an allergic reaction?
(i) Adrenaline.
(ii) Histamine.
(iii) Insulin.
(iv) Dopamine.
Ans: Histamine.
13. Heroin is an example of:
(i) Opioid.
(ii) Cannabinoid.
(iii) Hallucinogen.
(iv) Steroid.
Ans: Opioid.
14. Which drug is obtained from the cannabis plant?
(i) Cocaine.
(ii) LSD.
(iii) Morphine.
(iv) Marijuana.
Ans: Marijuana.
15. Long-term alcohol use can damage the:
(i) Heart.
(ii) Liver.
(iii) Lungs.
(iv) Pancreas.
Ans: Liver.
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