Biology · Science General

Health and Nutrition

2,275 Questions

Health and nutrition questions explore the benefits of physical activity, chronic disease prevention, and dietary choices. This topic bridges human biology with everyday wellness, appearing in general science papers. Practice these questions to master concepts related to healthy lifestyles and aging.

Physical activity benefitsChronic disease preventionWorkplace wellness programsHealthy aging strategiesNutritional supplement benefits

Health and Nutrition Questions

Multiple choice evs let's clean together cleanliness who will do this work? personal and public cleanliness

The least effective way to reduce blood cholesterol level is

  1. Cycling

  2. Swiming

  3. Slow walking

  4. Playing chess
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

  • Exercise can improve cholesterol. 
  • Moderate physical activity can help raise high-density lipoprotein (HDL) cholesterol, the "good" cholesterol. 
  • Adding physical activity, even in short intervals several times a day, can help you begin to lose weight. Taking a brisk daily walk during your lunch hour, Riding your cycle to work, Playing a favourite sport or swimming.
  • Hence, the least effective way to reduce blood cholesterol level is Playing chess.
  • So, the correct answer is 'Playing chess'.

Multiple choice evs let's clean together cleanliness who will do this work? personal and public cleanliness

........ helps to maintain your personal health.

  1. Working

  2. Fasting

  3. Healthy diet

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

An important way to maintain your personal health is to have a healthy diet. A healthy diet includes a variety of plant and animal-based foods that provide all the essential nutrients to our body. 

Hence, the correct option is C.

Multiple choice evs let's clean together cleanliness who will do this work? personal and public cleanliness

A sedentary lifestyle can increase the risk of __________.

  1. Sleeping

  2. Eating

  3. Blood supply

  4. Cardiovascular disease
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Too much sitting and other sedentary activities can increase the risk of cardiovascular disease. One study showed that adults who watch more than 4 hours of television a day had a 46% increased risk of death from any cause and an 80% increased risk of death from cardiovascular disease. Becoming more active can help lower your blood pressure and also boost your levels of good cholesterol. 

Therefore, the correct answer is option D.

Multiple choice evs let's clean together cleanliness who will do this work? personal and public cleanliness

Which of the following practices can be considered as healthy habits?

  1. Cleaning and ironing of clothes

  2. Eating too much

  3. Stress

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

Healthy habits of an individual are associated with personal hygiene. Healthy habits such as cleanliness of the body parts, household, surrounding environment, sufficient sleep, regular physical activity etc., are important for a healthy lifestyle. 

Therefore, the correct answer is option A.

Multiple choice evs let's clean together cleanliness who will do this work? personal and public cleanliness
................... is as important as nutrition and exercise for a healthy lifestyle.

  1. Adequate sleep

  2. Insufficient sleep

  3. Continuous work

  4. Eating fried food
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Sleep is an essential component to maintain a healthy life. Insufficient sleep may increase the risk of developing high blood pressure and cardiovascular disease. Poor sleep has been linked to many medical conditions, including obesity. Many experts suggest that quality sleep is as important to your health and well-being as good nutrition and exercise. 

Therefore, the correct answer is option A.

Multiple choice evs let's clean together cleanliness who will do this work? personal and public cleanliness

Physical exercise improves the _________ system.

  1. Reproductive

  2. Excretory

  3. Nervous

  4. Cardiovascular

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Physical exercise enhances or maintains physical fitness. It strengthens muscles and improves the cardiovascular system. Regular physical activity can also lower the blood pressure and improve the cholesterol levels. No physical activity results in increased risk of cardiovascular disease. 

Therefore, the correct answer is option D.

Multiple choice evs let's clean together cleanliness who will do this work? personal and public cleanliness

Regular exercise and proper rest is an important part of

  1. Mental health.

  2. Physical health.

  3. Public health.

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

Personal hygiene is a part of the prevention of infection or disease. Personal hygiene includes the approaches which can be undertaken with regard to self to prevent the occurrence of infection. Maintaining good hygiene and cleanliness, taking care of own skin, eating healthy food, drinking boiled water, etc. are some of the measures which can be taken by individual level and are a part of personal hygiene. Regular exercise and proper sleep help to maintain the body healthy and free of infections. 

Thus, the correct answer is option B.

Multiple choice biology windows of knowledge human tongue organ of taste tongue : the organ of taste

The taste of salt is mediated by

  1. Na+

  2. Ca+

  3. K+

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
The taste of salts is mediated by Na$^+$ ions which do not interact with a membrane receptor but diffuse through a Na$^+$ channel located in the microvilli and apical membrane. Anions such as Cl$^-$ contribute to the salty taste, but anions are transported into these cells by a paracellular route. The influx of these ions of salt evokes a depolarization in the apical membrane.
So, the correct answer is option A.
Multiple choice biology blood circulatory system of human cardiac disorders cardiac regulation and disorders the blood system

Atherosclerosis refers to the ailment of

  1. Lungs

  2. Heart

  3. Kidney

  4. Liver
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Atherosclerosis is a disease condition of the arteries, where the lumen of the arteries gets narrow because of deposition of lipids in the endothelial and mesothelial layers of the blood vessel. Prolonged deposition of lipids leads to hardening of the walls of these arteries and blood flow through the arteries is reduced. Thus, the correct answer is option B.

Multiple choice biology the age of adolescence menstruation in females changes at puberty what happens if an egg is not fertilized?

Once a girl starts menstruating, her body needs more

  1. Iron

  2. Calcium

  3. Vitamin C

  4. Vitamin A
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Once a girl starts menstruation, her body needs more iron to make up the amount of iron they lose in their menstrual cycle. During menstruation, blood flows out from the body after a fixed interval. As we know haemoglobin is composed of a protein called globulin, four heme groups, each associated with an iron atom. In the absence of iron the person becomes anemic. So, avoid this condition in females, it is necessary to take more iron in females.

Multiple choice biology economic importance of plants and animals uses of angiosperms importance and classification of angiosperms classification of angiosperms importance of plants

Assertion : Sunflower oil is suggested for heart patients.

Reason : Sunflower oil does not increase the cholesterol level


  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion

  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion

  3. If the assertion is true but the reason is false

  4. If both the assertion and reason are false

  5. If the assertion is false but reason is true
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

(a) Sunflower oil can be safely used by heart patients because sunflower oil does not raise the cholesterol level in the blood.

SO the correct option is A.

Multiple choice evs science of kitchen balanced diet and malnutrition assimilation of food components and importance of food skeletal system and muscles assimilation of food and egestion busy at work - our internal organs

Diarrheal disease control program was started in 

  1. 1995.

  2. 2005.

  3. 1978.

  4. 1969.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The diarrheal disease control programme was started in the country in 1978. The main objective of the programme was to prevent death due to dehydration caused by diarrheal diseases among children under 5 years of age due to dehydration. 

Hand washing is one of the most effective ways of preventing the spread of viruses and bacteria that can cause diarrhoea. Also, few preventive procedures like always put foods that could spoil in the fridge, avoid eating raw meats, fish, and shellfish unless you are sure that they have been freshly prepared and are from a reliable source disinfect bench tops, stove tops, and chopping boards with a diluted bleach solution etc. 
Therefore, the correct answer is option C.

Multiple choice evs science of kitchen balanced diet and malnutrition assimilation of food components and importance of food skeletal system and muscles assimilation of food and egestion busy at work - our internal organs

Which of the following can be useful to avoid digestive problems?

  1. Balanced diet

  2. Drinking plenty of water

  3. Thoroughly masticating food

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

Digestion is the process in which the food gets digested and broken down into smaller components which are absorbed by the cells of the body. If the process of digestion is not carried out properly, it might lead to bowel problems like constipation. There should be a balanced diet which includes fibers. Plenty of water should be taken which will prevent the problems like constipation and acidity. The food should be properly masticated before swallowing because the basic digestion starts in the mouth.

Thus, the correct answer is option D.