NEET Biology Human Health And Disease Miscellaneous Multiple Choice Question And Answers

Biology MCQs with answers for NEET Human Health And Disease

Question 1. Toxins produced by plants are

1. Phytoalexins
2. Phytochrome
3. Phytoferritin
4. Phytotoxins

Answer: 1. Phytoalexins

Phytoalexins are the phenolic compounds synthesized by plants against microorganism infections.

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Question 2. Match the following columns.

Answer: A–1, B–4, C–3, D–2

“mcq on malaria “

Question 3. Which is the first country to socialise medicine completely and to give its citizens a constitutional right to all health services?

1. UK
2. USA
3. Russia (USSR)
4. India

Answer: 3. Russia (USSR)

• Russia was the first country to socialize the medicine completely and to give citizens a constitutional right to all health services.
• Germany led the way to social medicine by instituting compulsory sickness insurance in 1883. Great Britain nationalised its health services in 1946.

Question 4. Match the names of the diseases given under Column 1 with the names of the causal agents given under Column 2. Choose the answer which gives the correct matching of the alphabet of the two columns.

Answer: A–5, B–3, C–2, D–4

NEET Biology Human Health and Disease MCQs with Answers

Question 5. Read the following statement having two blanks (A and B).

A drug used for ______ A ______ patients is obtained from a species of the organism _______ B ____

The one correct option for the two blanks is

1. Heart Penicillium
2. Organ transplant Trichoderma
3. Swine flu Monascus
4. AIDS Pseudomonas

Answer: 2. Organ transplant Trichoderma

Biology MCQs with answers for NEET

A drug (Cyclosporin) used as an immunosuppressive agent in organ transplant (A) patients, is produced by the fungus Trichoderma polysporum (B).

Question 6. Bursa of Fabricius is an important organ of birds. This organ is associated with

1. Generation of basophils
2. Production of uric acid
3. Metabolism of fatty acid
4. Generation of B-cell

Answer: 4. Generation of B-cell

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Bursa of Fabricius is a sac-like lympho epithelial structure arising as a dorsal diverticulum from the cloaca in birds. It is a lymphoid organ present in birds where B-lymphocytes differentiate and mature and thus help in the generation of B-cells.

Important MCQs on Human Health and Disease for NEET

Question 7. Assertion (A) Westergren’s and Wintrobe’s methods are for erythrocyte sedimentation rate. Reason (R) It is done as a single test for diagnosing certain disease.

1. Both A and R are true and R is the correct explanation of A
2. Both A and R are true, but R is not the correct explanation of the A
3. A is true, but R is false
4. Both A and R are false

Answer: 3. A is true, but R is false

• A is true, but R is false. The reason can be corrected as Erythrocyte Sedimentation Rate (ESR or sed rate) is a test that indirectly measures the degree of inflammation present in the body.
• The ESR is not diagnostic, it is a non-specific test that may be elevated in a number of these different conditions. It provides general information about the presence or absence of an inflammatory condition.

Question 8. An organism that has been used as a weapon in biological war causes which of the following disease?

1. Malaria
2. Common cold
3. Influenza
4. Anthrax

Answer: 4. Anthrax

Anthrax is an acute infectious disease caused by the spore-forming bacterium Bacillus anthracis. The long-lived spores of this organism can also be found in soil and their stability makes them an ideal bio-weapon.

Biology MCQs with answers for NEET

Question 9. Which one of the following is correctly matched regarding an Institute and its location?

1. National Institute of Virology – Pune
2. National Institute of Communicable Diseases– Lucknow
3. Central Drug Research Institute – Kasauli
4. National Institute of Nutrition – Mumbai

Answer: 1. National Institute of Virology – Pune

• Option (1) is correct, but other options are incorrectly matched and can be corrected as National Institute of Communicable diseases – Delhi Central Drug Research Institute -Lucknow
• National Institute of Nutrition – Hyderabad

Immunity and Human Health MCQs for NEET

Question 10. Exaggerated dread is a death disease which is known as

1. Haematophobia
2. Algophobia
3. Pathophobia
4. Myophobia

Answer: 2. Algophobia

• Algophobia is a phobia of pain an abnormal and persistent fear of pain that is far more powerful than that of a normal person. Algophobia is a self- destructive or cycling phobia (fear).

“common cold differs from pneumonia in that “

• A person suffering from algophobia will feel psychological pain from the phobia, which again triggers the phobia and causes more pain, and so on a destructive cycle. The fear is excessive, beyond that which is expected under the circumstances, producing an anxiety reaction.

Question 11. Which of the following STDs are not curable?

1. Genital herpes hepatitis-B, HIV infection
2. Chlamydiasis, syphilis, genital warts
3. HIV, gonorrhea, trichomoniasis
4. Gonorrhoea, trichomoniasis, hepatitis-B

Answer: 1. Genital herpes hepatitis-B, HIV infection

Genital herpes, hepatitis B, and HIV infection are not curable to date.

Question 12. AKD in the treatment of typhoid stands for

1. Acetone Killed and Dried
2. Alcohol Killed and Developed
3. Alcohol Killed and Dried
4. Agar Killed and Dried

Answer: 1. Acetone Killed and Dried

AKD vaccine is acetone – inactivated dried typhoid vaccine given intramuscularly. It stands for Aceton killed and Dried.

Biology MCQ For NEET With Answers

Question 13. Rishikesh is famous for the production of

1. Antibiotics
2. Heavy electricals
3. Fertilisers
4. Transistorized radios

Answer: 1. Antibiotics

• The Indian Drugs and Pharmaceutical Limited (IDPL) in Rishikesh was established in 1967 in Virbhadra, Rishikesh city. The plant manufactures penicillin, tetracycline, oxytetracycline, and streptomycine.
• So, it is famous for the production of antibiotics.

Question 14. The study of the malformations of newborn babies is called

1. Malacology
2. Trichology
3. Teratology
4. Mutalogy

Answer: 3. Teratology

Teratology is the study of abnormalities of physiological development. It is often thought of as the study of human congenital abnormalities, but it is broader than that, taking into account other non-birth developmental stages, including puberty and other organisms, including plants.

Topic-wise Human Health and Disease MCQs for NEET with Explanation

Question 15. The features of schizophrenia are

1. Thought insertion and broadcasting
2. Paranoid delusions
3. Passivity
4. All of the above

Answer: 4. All of the above

• In schizophrenia a person suffers from distorted thoughts, he/ she shows some extreme responses, sometimes auditory hallucinations.
• It is characterized by thoughts or experiences that seem out of touch with reality, disorganized speech or behavior, and decreased participation in daily activities.

Question 16. Assertion (A) The phenomenon where tumour cells detach and migrate to other parts of the body where they give rise to secondary tumors is called metastasis. Reason (R) Abnormal antigens on the surface of cell and an unusual number of chromosomes cause metastasis.

1. Both A and R are true and R is the correct explanation of A
2. Both A and R are true, but R is not the correct explanation of A
3. A is true, but R is false
4. Both A and R are false

Answer: 1. Both A and R are true and R is the correct explanation of A

• Both A and R are true and R is the correct explanation of A.
• A phenomenon in which cancer cells are spread to distant sites through body fluids to develop a secondary tumour called metastasis.
• Abnormal antigens on the surface of the cell and unusual number of chromosomes causes metastasis.

Biology MCQ For NEET With Answers

Question 17. Match the following columns.

Answer: A–2, B–3, C–4, D–1, E–5

NEET Biology Common Diseases in Humans MCQs

Question 18. Match the short and expanded form given in columns 1 and 2 correctly.

Answer: A–4, B–3, C–2, D–1

“virus infected cells secrete proteins called “

Question 19. Which of the following vaccines are injected to babies at the age of 1 1/2, 2 1/2, and 3 1/2 months?

1. DPT-Hib and Polio
2. Polio and BCG
3. BCG and DPT-Hib
4. BCG and hepatitis-B
5. Polio and hepatitis-B

Answer: 1. DPT-Hib and Polio

• DPT vaccine provides immunity against the diseases diphtheria, tetanus, and pertussis. It is given to the baby at 1.5 months, 2.5 months, and 3.5 months of age.
• When children are 1.5 years old, babies are given a second dose of the DPT vaccine. On reaching the age of 5, children are given a dose of the Double DT vaccine that contains germs to prevent diphtheria and tetanus.

Biology MCQ For NEET With Answers

Question 20. ‘Antibiotics are chemical substance which are obtained from certain organisms and used to kill other organisms. This is a statement of

1. Louis Pasteur
2. Alexander Fleming
3. Selman Waksman
4. Florey and Chain

Answer: 4. Florey and Chain

With DPT Hib and Polio vaccines are also given.

Question 21. Match the items in Column 1 with Column 2 and choose the correct alternative.

Answer: A–2, B–5, C–4, D–1, E–3

Cancer, AIDS, and Drug Addiction MCQs for NEET

Question 22. MHC proteins

1. Determine the blood group of a person
2. Are surface markers on the cell
3. Different for different tissues
4. Same for all organisms

Answer: 2. Are surface markers on the cell

• A cluster of a gene called Major Histocompatibility Complex (MHC) encodes for a set of marker proteins called histocompatibility proteins (or histocompatibility antigens) which occur on the surface of cells and are principal self-recognizing proteins.
• Each species has a unique set of MHC proteins and it is very difficult in human transplantation to match donor and recipient tissue exactly.
• MHC proteins play a vital role in the immune responses with cytotoxic T-cells to identify foreign antigens.

Question 23. For minor troubles as cold, antibiotics should not be consumed

1. As they can damage intestinal wall
2. As they can create resistance for bacteria in future
3. Both (1) and (1)
4. None of the above

Answer: 2. As they can create resistance for bacteria in future

• For minor troubles or colds, antibiotics should not be consumed because they can create resistance for bacteria in the future.
• Antibiotics are substances that destroy or inhibit the growth of microorganisms, particularly disease-producing bacteria and fungi.
• Since the viruses do not possess cell wall and their own protein-synthesizing apparatus, they are not attacked by antibiotics.

Question 24. Whenever antibiotics are prescribed it is also advised to consume vitamin B complex as

1. Synthesis of coenzymes requires extra energy in the presence of antibiotics
2. Intestine becomes sterilized leading to a deficiency of vitamin B and K
3. Extra supply of vitamins help to kill bacteria
4. All of the above

Answer: 2. Intestine becomes sterilized leading to deficiency of vitamin B and K

• Antibiotic alters normal intestinal flora which produces many vitamins like vitamin K and vitamin B.
• Multivitamins and vitamin B complex tablets compensate for this loss.

Lifestyle Diseases and Their Prevention MCQs for NEET

Question 25. The mechanism of drug resistance in bacteria may be due to

1. Alteration of ribosomal protein
2. Competitive inhibition between an essential metabolite and a metabolic analog (drug)
3. Production of an altered enzyme functioning on behalf of the cell, but not affected by drug
4. All of the above

Answer: 4. All of the above

The mechanism of drug resistance in bacteria may be due to the alteration of ribosomal protein, and competitive inhibition between an essential metabolite, and a metabolic analog (drug). Production of an altered enzyme functioning on behalf of the cell, but not affected by drug.