Biology · General Awareness

Diseases and Health Risk Factors

2,629 Questions

Diseases and health risk factors examine the intrinsic and environmental causes of human illnesses. This includes common cancers, heart conditions, and substance abuse indicators. These topics are essential for biology papers in medical entrance and civil services examinations.

Cancer risk factorsSubstance abuse indicatorsIntrinsic disease factorsHeart disease risksInfant mortality causesChronic health conditions

Diseases and Health Risk Factors Questions

Multiple choice zoology locomotion and movement disorders of musculoskeletal system disorders of muscle and skeleton joints and movements

Osteoporosis is commonly caused die to:

  1. decreased level of progesterone

  2. decreased level of oestrogen

  3. increased level of progesterone

  4. increased level of oestrogen
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Osteoporosis causes bones to become weak and brittle — so brittle that a fall or even mild stresses such as bending over or coughing can cause a fracture. Osteoporosis-related fractures most commonly occur in the hip, wrist or spine. So the correct option is 'decreased level of progesterone'.

Multiple choice zoology skeleton and movements disorders of musculoskeletal system disorders of muscle and skeleton joints and movements

Bones become fragile due to

  1. Arthritis

  2. Osteoporosis

  3. Gout

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
  • Osteoporosis is defined as low bone mass and microarchitectural deterioration of the bone tissue, leading to enhanced bone fragility and a consequent increase in fracture risk.
  • It may occur due to various reasons such as calcium deficiency, increase in osteoclastic or osteoblastic activity, age, estrogen deficiency in females etc.
  • Hence bones become fragile (easily broken or damaged) due to osteoporosis.
  • So,the correct answer is 'Osteoporosis'.
Multiple choice zoology health, disease and yoga diabetes mellitus lifestyle diseases non-infectious diseases

The most common cancer of men in India is

  1. Lung cancer

  2. Throat cancer

  3. Mouth-throat cancer

  4. None of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Mouth cancer is the oral cancer and is any cancerous tissue growth located in the oral cavity. Chewing Betel and Areca is known to be a strong risk factor for developing oral cancer. In India, these practices are common and so, oral cancer represents upto 40% of all cancers. Mouth and throat cancer is twice as common in men as in women.
Thus, the correct answer is option (C), 'Mouth-throat cancer'.

Multiple choice civics road safety rules and regulations road safety education general awareness road safety

Which of the following is/are the causes of road accident?

  1. Distracted Driving

  2. Speeding

  3. Drunk Driving

  4. All of above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Following are the causes of road accident:-

  • Distracted Driving-Distracted drivers are the top cause of car accidents. A distracted driver is a motorist that diverts his or her attention from the road, usually to talk on a cell phone, send a text message or eat food.
  • Speeding- Many drivers ignore the speed limit and drive 10, 20 and sometimes 30 mph over the limit. Speed kills, and traveling above the speed limit is an easy way to cause a car accident. The faster you drive, the slower your reaction time will be if you need to prevent an auto accident.
  • Drunk Driving- When you drink, you lose the ability to focus and function properly and its very dangerous when operating a vehicle. Driving under the influence of alcohol causes car accidents every day, even when they are one the top causes that can be avoided. Always use a designated driver if you go out and drink.

Multiple choice political science law and social justice justice effects of social inequalities and social justice now meeta knows

The use of narcotics causes ____________.

  1. Health problems in individuals

  2. Family problems

  3. Social avoidance

  4. All of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The use of narcotics causes the following problems:

1. Health problems in individuals
2. Family problem
3. Social avoidance
4. Drowsiness, nausea, vomiting
5. Slowed movement, delayed reaction
6. Itchiness or other skin irritation
7. Constipation, reduced appetite

Multiple choice political science law and social justice justice effects of social inequalities and social justice now meeta knows

Which of the following is caused by excessive use of intoxicants?

  1. Increased social acceptance

  2. Reduced crime rate

  3. Health problems in individuals

  4. Better self-control
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The use of narcotics is increasing in the society. Those who believe that the use of intoxicants such as tobacco, liquor, cocaine, etc can be controlled, may yield to them gradually.Then they become addicted to them. The use of narcotics causes health problems in individuals, family problems, social-avoidance, etc. The excessive use of intoxicants is a mental disorder.

Multiple choice biology aids to health immunization, treatment and antibiotics antibodies and antitoxin prevention and treatment of disease

Cause of death in snake bite cases usually involve

  1. Neurotoxicity

  2. Destruction RBC's

  3. Permanent contraction of muscles

  4. Both A and B
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Snake bites affects the nervous system at the places where nerves connect to muscles, thereby failure of nerves. It also affects the circulatory system by causing destruction of RBCs or causing blood clotting. 

Therefore, the correct answer is option D.

Multiple choice zoology why do we fall ill health introduction to health health and its maintenance

Epilepsy can be caused by

  1. Metabolic disturbance.

  2. Head injuries.

  3. Brain damage at birth.

  4. All of the above.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Epilepsy is a group of neurological disorders characterized by epileptic seizures. Epileptic seizures are episodes that can vary from brief and nearly undetectable to long periods of vigorous shaking and there is unconsciousness. It is generally caused by brain damage, which may be due to head injury or metabolic disturbance or since birth. Epilepsy occurs due to abnormal electrical discharge from neuron of the brain.

Thus, the correct answer is option D.

Multiple choice biology body fluids and circulation cardiac disorders cardiac regulation and disorders the blood system

Hypertension occurs due to

  1. Smoking

  2. Obesity

  3. Stress

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
Hypertension is defined as an increase in the blood pressure in the arteries. It is a severe condition which may lead to heart strokes. Obesity, smoking, diabetes type 1 or type 2, kidney disease, high alcohol intake, stress, excessive salt intake, lack of exercise, certain medicines, such as steroids are the common cause of hypertension.
So, the correct answer is option D.
Multiple choice biology blood circulatory system of human cardiac disorders cardiac regulation and disorders the blood system

Which of the following is not a risk factor for CVD?

  1. Raised blood pressure

  2. Raised blood glucose

  3. Lack of iron

  4. Raised blood lipids

  5. Overweight.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Answer is option C i.e. "Lack of iron"
Cardiovascular diseases (CVD) are a group of disorders of the heart and blood vessels (e.g. coronary heart disease, cerebrovascular disease,congenital heart disease, etc.). The most important risk factors of CVD are hypertension (raised blood pressure), diabetes (raised blood glucose), hyperlipidaemia (raised blood lipids), unhealthy diet, obesity (overweight), tobacco use, smoking and harmful use of alcohol.
Also, lack of iron leads to anemia or lack of hemoglobin production and not CVD.

Multiple choice biology blood circulatory system of human cardiac disorders cardiac regulation and disorders the blood system

Why hair loss is more in old age?

  1. Reduction of blood supply

  2. Decrease in protein synthesis

  3. Low energy production

  4. Reduced storage of glycogen
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation


  • Hair loss can be the result of heredity, hormonal changes, medical conditions or medications. Anyone can experience hair loss, but it's more common in men.
  •  Hereditary hair loss with age is the most common cause of baldness. 
  • Hair follicles thrive on nutrients and oxygen supplied by the blood capillaries. Increased blood circulation to the scalp encourages the scalp to increase hair growth throughout the entire head.
  •  A lack of oxygen affects all cells, including the hair cells and can cause premature hair thinning and hair loss. 
  • Hence,  hair loss is more in old age is due to Reduction of blood supply.
  • So, the correct answer is 'Reduction of blood supply'.

Multiple choice biology blood circulatory system of human cardiac disorders cardiac regulation and disorders the blood system

Which one of the following is not related to bone disorder?

  1. Arthritis

  2. Osteoporosis

  3. Atherosclerosis

  4. Ricket
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Atherosclerosis is not related to the bone disorder. It is a condition related to arteries. Atherosclerosis is a condition where the arteries become narrowed and hardened due to a buildup of cholesterol around the artery wall. Arthritis, rickets and osteoporosis are the diseases related to the bone disorder. 

So, the correct answer is 'Atherosclerosis'.