Human Health and Disease Practice Questions

NEET · Biology · 1029 free MCQs with instant results and detailed explanations.

1029

Total

204

Easy

461

Medium

364

Hard

Start Practicing Human Health and Disease

Take a timed quiz or customize your practice session

Quick Quiz (10 Qs) → Mock Test (25 Qs) ⚙ Customize

Topics in Human Health and Disease

Cancer 204

AIDS 207

Immunity 207

Drugs and Alcohol Abuse 204

Common Diseases 207

Sample Questions from Human Health and Disease

Here are 10 sample questions. Start a quiz to get randomized questions with scoring.

Easy

Which of the following diseases is caused by a virus?

A. Chickenpox

B. Typhoid

C. Tetanus

D. Tuberculosis

Show Answer & Explanation

Correct Answer: A

Chickenpox is caused by the varicella-zoster virus, while the others are caused by bacteria.

Easy

Which of the following is a symptom of diabetes mellitus?

A. Excessive thirst

B. High fever

C. Coughing

D. Joint pain

Show Answer & Explanation

Correct Answer: A

Excessive thirst (polydipsia) is a common symptom of diabetes mellitus due to high blood sugar levels.

Easy

Which disease is primarily spread through contaminated water?

A. HIV/AIDS

B. Cholera

C. Influenza

D. Hepatitis B

Show Answer & Explanation

Correct Answer: B

Cholera is primarily caused by drinking water contaminated with the Vibrio cholerae bacterium.

Medium

Which of the following is primarily caused by a deficiency of Vitamin C?

A. Scurvy

B. Rickets

C. Pellagra

D. Beriberi

Show Answer & Explanation

Correct Answer: A

Scurvy is caused by a deficiency of Vitamin C, leading to symptoms like bleeding gums and weakness, while the other options are linked to different vitamin deficiencies.

Medium

Malaria is transmitted by which of the following vectors?

A. Aedes mosquito

B. Anopheles mosquito

C. Culex mosquito

D. Housefly

Show Answer & Explanation

Correct Answer: B

Malaria is transmitted specifically by Anopheles mosquitoes, which harbor the Plasmodium parasite responsible for the disease.

Medium

Which of the following diseases is caused by a bacterium?

A. Tuberculosis

B. HIV/AIDS

C. Influenza

D. Malaria

Show Answer & Explanation

Correct Answer: A

Tuberculosis is caused by the bacterium Mycobacterium tuberculosis, whereas HIV/AIDS is viral, Influenza is caused by the influenza virus, and Malaria is caused by a parasite.

Medium

Which of the following statements correctly describes obesity?

A. It is solely caused by genetic factors.

B. It can result from an energy imbalance.

C. It has no impact on health.

D. It is only a cosmetic concern.

Show Answer & Explanation

Correct Answer: B

Obesity results from an energy imbalance, where calorie intake exceeds calorie expenditure, leading to excess fat accumulation, affecting health significantly.

Hard

Which of the following diseases is caused by the deficiency of Vitamin C?

A. Scurvy

B. Rickets

C. Beriberi

D. Pellagra

Show Answer & Explanation

Correct Answer: A

Scurvy is specifically caused by a deficiency in Vitamin C, leading to symptoms like bleeding gums and weakness.

Hard

A patient presents with jaundice and abdominal pain. Which of the following diseases might be suspected?

A. Hepatitis

B. Diabetes mellitus

C. Tuberculosis

D. Hypertension

Show Answer & Explanation

Correct Answer: A

Jaundice and abdominal pain are classic symptoms of hepatitis, which is an inflammation of the liver often caused by viral infections.

Q10

Hard

Which of the following vectors is primarily responsible for the transmission of malaria?

A. Housefly

B. Mosquito

C. Tick

D. Louse

Show Answer & Explanation

Correct Answer: B

The Anopheles mosquito is the primary vector for the transmission of malaria, carrying the Plasmodium parasite.

Showing 10 of 1029 questions. Start a quiz to practice all questions with scoring and timer.

Practice All 1029 Questions →

More Biology Chapters

1 The Living World

1498 Qs →

2 Biological Classification

1681 Qs →

3 Plant Kingdom

1481 Qs →

4 Animal Kingdom

1484 Qs →

5 Cell: The Unit of Life

1329 Qs →

6 Biomolecules

1247 Qs →

7 Cell Cycle and Cell Division

1093 Qs →

8 Morphology of Flowering Plants

1571 Qs →

Other NEET Subjects

⚡ Physics → ⚗️ Chemistry →

Human Health and Disease — NEET Biology Practice Questions Online

This page contains 1029 practice MCQs for the chapter Human Health and Disease in NEET Biology. The questions are organized by difficulty — 204 easy, 461 medium, 364 hard — so you can choose the right level for your preparation.

Every question includes a detailed explanation to help you understand the concept, not just memorize answers. Take a timed quiz to simulate exam conditions, or practice at your own pace with no time limit. This chapter covers 5 topics, giving you comprehensive coverage of the entire chapter.