Diet Weight Loss Nutrition

Question 1

What is a 'calorie deficit' and why is it central to weight loss?

Accepted Answer

Consuming fewer calories than the body expends, causing the body to use stored energy

Answer

Eating zero calories for extended periods

Answer

Burning more calories than one eats in a single day only

Answer

Eating only negative-calorie foods

Question 2

Approximately how many calories are in one pound of body fat?

Accepted Answer

3,500 calories

Answer

1,000 calories

Answer

2,000 calories

Answer

5,000 calories

Question 3

Which macronutrient is most satiating per calorie and helps preserve muscle during weight loss?

Accepted Answer

Protein

Answer

Carbohydrates

Answer

Fat

Answer

Fiber

Question 4

What is 'metabolic adaptation' in the context of long-term dieting?

Accepted Answer

The reduction in metabolic rate that occurs in response to sustained calorie restriction

Answer

The body's ability to absorb nutrients more efficiently over time

Answer

An increase in appetite hormones that improves digestion

Answer

A permanent change in fat cell structure after weight loss

Question 5

Which dietary strategy helps reduce hunger while maintaining a calorie deficit for weight loss?

Accepted Answer

High-volume, low-calorie foods (e.g., vegetables, lean protein)

Answer

Eating only liquid meals

Answer

Eating one large meal per day

Answer

Avoiding all carbohydrates

Question 6

What does BMR (Basal Metabolic Rate) represent?

Accepted Answer

Calories the body burns at rest to maintain basic physiological functions

Answer

Calories burned during exercise

Answer

Calories needed to maintain weight with a sedentary lifestyle

Answer

Maximum calorie intake for weight loss