A Weighty Issue Ielts Reading Answers Jun 2026

Many people believe they are overweight because of a "slow metabolism." However, researchers like Dr. Susan Jebb have largely disproven this, showing that obese individuals often actually have a higher resting metabolic rate because their bodies require more energy to maintain their larger size.

: A major scientific breakthrough involved the hormone leptin , produced by fat cells to signal the brain to stop eating. A deficiency in leptin can cause extreme obesity, though this specific genetic defect is rare. A Weighty Issue Ielts Reading Answers

: Geneticist Professor Stephen O’Rahilly later proved that genetic defects can cause obesity in humans, specifically in cases of extreme leptin deficiency. Answer Key for Summary Completion Many people believe they are overweight because of

You choose the best answer from several options based on the text. A deficiency in leptin can cause extreme obesity,

The IELTS reading passage titled (also commonly found as "Tackling Obesity in the Western World" ) explores the scientific and societal shift in how we understand obesity. It moves away from blaming individuals' willpower and looks toward biological factors like metabolism and genetics. Passage Summary

He checked the clock. 6 minutes.

| Question | Answer (No more than two words) | Location in Text | | :--- | :--- | :--- | | 38 | | Paragraph F: “The watt balance experiment uses a coil in a magnetic field… the mass is effectively measured against an electrical force derived from mercury.” | | 39 | (the) Planck constant | Paragraph F: “By 2011, measurements had reached a relative uncertainty of 2.0 x 10-8, required to redefine the Planck constant.” | | 40 | basic laws | Paragraph G: “Fixing the Planck constant will fix the kilogram, anchoring the entire SI system to the basic laws of physics.” |

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