Metformin’s New Mechanism of Action :Current Affairs MCQ Quiz (March 28 2026)

1. According to recent research published in March 2026, which specific region of the brain does the anti-diabetic drug ‘Metformin’ target to regulate glucose levels?
Correct Answer: Ventromedial Hypothalamus
Explanation: While previously thought to work only in the liver, new research shows Metformin acts on the ventromedial hypothalamus, a brain region that controls hunger and energy balance.
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2. Scientists have discovered that Metformin suppresses a specific protein in the brain to activate nerve cells for glucose balance. What is the name of this protein?
Correct Answer: Rap1
Explanation: The study found that Metformin suppresses the Rap1 protein. This suppression triggers specific nerve cells that help the body maintain a healthy glucose balance.
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3. For over six decades, what were the primary organs believed to be the main sites of action for Metformin?
Correct Answer: Liver and Gut
Explanation: Since its clinical introduction over 60 years ago, medical science traditionally held that Metformin worked by reducing glucose production in the liver and affecting absorption in the gut.
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4. Based on the findings from Baylor College of Medicine, what happened to Metformin’s effectiveness when the brain’s regulatory pathway was blocked in the study?
Correct Answer: It lost its blood-sugar-lowering effect.
Explanation: Researchers noted that when the neurological pathway in the brain was blocked, Metformin could no longer control blood sugar, proving that the brain’s involvement is crucial for the drug’s success.
5. In the context of the study, which of the following statements is TRUE regarding Type 2 Diabetes?
Correct Answer: It is characterized by insulin resistance and high blood sugar levels.
Explanation: Type 2 diabetes occurs when the body’s cells don’t respond normally to insulin (resistance). Metformin remains the “first-line” medication for managing this condition.

MLATrack Portal Launch 2026: Current Affairs MCQ Quiz for Competitive Exams

Weekly Current Affairs MCQ Quiz: 29 March to 4 April 2026

1. India recently commissioned its third nuclear-powered ballistic missile submarine (SSBN) to strengthen its nuclear triad. What is the name of this submarine? INS ArihantINS ArighaatINS AridhamanINS Taragiri Show Answer Correct Answer: INS Aridhaman India commissioned its third indigenous nuclear-powered ballistic missile submarine, INS Aridhaman, on April 4, 2026, following INS Arihant and INS Arighaat.…

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Daily Current Affairs MCQ Quiz: April 4, 2026

1. The Gangotri National Park, which recently reopened for tourists after its winter break, is located in which Indian state? Himachal PradeshUttarakhandSikkimArunachal Pradesh Show Answer Correct Answer: Uttarakhand Gangotri National Park is situated in the Uttarkashi district of Uttarakhand. It is a high-altitude park located in the upper catchment of the Bhagirathi River and is…

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Current Affairs MCQ Quiz: Stay Updated with April 3, 2026

1. The ‘Antariksh Venture Capital Fund’, which has been making steady progress recently, is primarily aimed at supporting which sector? Agriculture technologySpace startupsRenewable energyDeep-sea exploration Show Answer Correct Answer: Space startups The Antariksh Venture Capital Fund is a dedicated initiative by the Indian government to provide a financial boost and investment ecosystem for emerging startups…

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Daily Current Affairs MCQ Quiz: April 2, 2026

1. Which organization has recently introduced Indian Accounting Standards (Ind AS) for the insurance sector to modernize financial reporting? Ministry of FinanceInsurance Regulatory and Development Authority of India (IRDAI)Reserve Bank of India (RBI)Securities and Exchange Board of India (SEBI) Show Answer Correct Answer: Insurance Regulatory and Development Authority of India (IRDAI) Explanation: IRDAI introduced Ind…

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Daily Current Affairs Quiz: April 1, 2026 – Top News MCQs

1. Prime Minister Narendra Modi recently inaugurated a major semiconductor manufacturing facility of Kaynes Technology in which city? Ahmedabad, GujaratSanand, GujaratGandhinagar, GujaratVadodara, Gujarat Show Answer Correct Answer: Sanand, Gujarat Notes: In a major push for India’s “Silicon Mission,” PM Modi inaugurated the Kaynes Semiconductor plant in Sanand. This facility is expected to bolster the domestic…

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Fastest 50 in IPL Records: Current Affairs MCQ Quiz (April 2026)

1. As of April 2026, who holds the record for the fastest 50 in IPL history, reaching the milestone in just 13 balls? KL RahulYashasvi JaiswalPat CumminsRomario Shepherd Show Answer Correct Answer: Yashasvi Jaiswal Explanation: Yashasvi Jaiswal (Rajasthan Royals) created history on May 11, 2023, by smashing a 50 in just 13 balls against Kolkata…

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