Biology ยท General Awareness

Human Health and Nutrition

1,248 Questions

Human Health and Nutrition focuses on dietary requirements, daily intake recommendations, and the physiological effects of various nutrients. It includes topics such as water consumption, fiber intake, and allergies. These questions are vital for the biology and general science sections of multiple competitive exams.

Recommended Daily IntakeMacronutrient ContentVitamin RequirementsFood AllergiesDigestive HealthHydration Guidelines

Human Health and Nutrition Questions

Multiple choice general knowledge

Eating records have to be some of the most accessible in the world. Everyone has to eat and can therefore potentially hold a record. On 10 October 2008, Jim Lyngvild established a world record by eating seven sweets, of a particular confectionery brand, in one minute. What did he consume?

  1. Cadbury's Creme Eggs

  2. Mars Bars

  3. Toblerone

  4. Ferrero Rocher
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Jim Lyngvild established the world record on October 10, 2008, by eating seven Ferrero Rocher chocolates in one minute. This specific confectionery eating challenge tests both speed and the ability to consume the hazelnut chocolates rapidly.

Multiple choice general knowledge

How many grams of additional table salt(apart from that present naturally in food items) is required by normal human beings?(per day)

  1. 0.5g

  2. 1g

  3. Can't say, depends on individual

  4. Not required
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Normal human beings do not require additional table salt beyond what is naturally present in food items. The sodium and chloride required by the body are adequately obtained from natural salt content in foods. Therefore, additional salt is not required.

Multiple choice general knowledge

How many litres of blood pass through the brain every minute?

  1. 0.75 litres

  2. 0.63 litres

  3. 0.50 litres

  4. 0.85 litres
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Approximately 0.85 litres (850ml) of blood flows through the brain every minute, representing about 15-20% of cardiac output despite the brain being only 2% of body weight. This high blood flow is essential for meeting the brain's intense metabolic demands. 0.50, 0.63, and 0.75 litres are all underestimates.

Multiple choice general knowledge science & technology

If one portion of potato chips is one ounce, how many chips should you eat if you're exercising portion control?

  1. 10

  2. 20

  3. 25

  4. 40
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A standard one-ounce serving of potato chips is approximately 10-15 chips. Practicing portion control means limiting yourself to this single serving rather than eating directly from the bag. Reading nutrition labels can help identify appropriate serving sizes.

Multiple choice general knowledge

Total volume of blood in a normal adult human being is

  1. 5-6 liters

  2. 3-4 liters

  3. 8-10 liters

  4. 10-12 liters
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

An average adult human has approximately 5-6 liters of blood, roughly 7% of body weight. Children have about 70-75 mL per kg, while adults have 65-70 mL per kg. Options with lower volumes are too small, and 8+ liters would be abnormally high.

Multiple choice general knowledge

Laughing lowers levels of stress hormones and strengthens the immune system. Six-year-olds laugh an average of 300 times a day. Adults only laugh 15 to 100 times a day.

  1. True

  2. False
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The statement about laughter reducing stress hormones and strengthening the immune system is scientifically supported. However, the claim that six-year-olds laugh 300 times daily and adults only 15-100 times is an exaggeration not backed by rigorous research.