Which of the following statements is incorrect?

Question

BlackTom AI · Accepted Answer

Question restatement: Which of the following statements is incorrect?

Options:
1) Fat has 7 calories per gram.
2) Carbohydrate has 4 calories per gram.
3) Protein has 4 calories per gram.
4) Alcohol has 7 calories per gram.

Analysis of each option:
Option 1: Fat has 7 calories per gram.
- This statement is inconsistent with standard nutrition data. Fat provides about 9 calories per gram, which is more energy-dense than carbohydrates or proteins. A common misconception could arise from confusing calories with kilocalories or mixing different measurement systems, but the widely accepted value for fat is 9 kcal/g. Therefore, this statement is incorrect.

Option 2: Carbohydrate has 4 calories per gram.
- This aligns with conventional energy values used in nutrition labeling and diet planning. Carbohydrates typically supply 4 kcal per gram, so this statement is correct.

Option 3: Protein has 4 calories per gram.
- Like carbohydrates, protein provides about 4 kcal per gram. This is a standard conversion used in calculating energy from macronutrients, making this statement correct.

Option 4: Alcohol has 7 calories per gram.
- Ethanol (alcohol) does indeed provide about 7 kcal per gram. This is a well-established figure, so this statement is correct.

Overall reasoning:
- The only statement that conflicts with established caloric values is the first one, which claims fat provides 7 kcal/g instead of the correct 9 kcal/g. The other three options match standard nutritional energy values, confirming their correctness. This demonstrates why the first statement is the incorrect one, while the remaining statements reflect accurate caloric values.

Which of the following statements is incorrect?Single choice

Similar Questions

What is the kcalorie value of a meal supplying 110g of carbohydrates, 25g protein, 20g fat and 5g alcohol?

Is the following statement true or false? In the products of methylation-hydrolysis, every -OH group corresponds to the position of a glycosidic bond in the starting polysaccharide.

Which of the follwoing structures represents amylopectin?

Which of the following is true about an aldopentose?I. It is a monosaccharide.II. It contains a CHO groupIII. It is a disaccharide.IV. It is an oligosaccharide.

For stock A, we have 𝛽 𝑖 = 0.70. Suppose the expected market risk premium next year is 9% and the risk-free rate is 3%. What is the expected return of this stock based on the CAPM? (Please answer in % and round to 2 decimal places. If the answer is 8.057%, then in the box, write 8.06)

More Practical Tools for Students Powered by AI Study Helper

Homework AI Solver

Stylized AI Paper Writer

Plagiarism Checker Assistant

Citation AI Academic Writing Tool

In-Class Translation Assistant

AI Note Generator

AI Quiz Answers

Past Exam Questions from University Test Bank

Smart Practice Assistant

Adaptive Practice

Making Your Study Simpler