The question asks to identify the Indian startup that successfully tested the country's first electric motor-driven semi-cryogenic rocket engine in May 2025. This is a factual question related to recent advancements in India's private space sector. We need to recall the specific achievements of the given startups.
D) Agnikul Cosmos - Agnikul Cosmos successfully tested the country's first electric motor-driven semi-cryogenic rocket engine, named Agnilet, in May 2025. This was a significant step towards their goal of launching rockets with 3D-printed engines.
The question asks to identify the country with which India signed a deal in April 2025 to purchase 26 Rafale fighter jets. This is a factual question related to international defense deals and current affairs.
India has a well-known defense partnership with France for the acquisition of Rafale fighter jets. The deal for 26 naval variants of the Rafale jet for the Indian Navy was indeed discussed and approved in principle around 2023-2024, with formal agreements and financial details often finalized later. The question specifies April 2025 as the signing period, which aligns with the ongoing procurement process with France.
C) France is the correct answer. India has a strategic defense partnership with France, and the Rafale fighter jets are manufactured by the French company Dassault Aviation. India has previously acquired 36 Rafale jets for the Indian Air Force and is in the process of acquiring 26 Rafale Marine jets for the Indian Navy from France.
The question asks about the primary consequence of the 'commercialisation of agriculture' during British rule in India. This concept refers to the shift from subsistence farming (growing food for one's own consumption) to cultivating crops for sale in the market, often for export. We need to identify which of the given options directly resulted from this policy.
D) Increased production of cash crops
The commercialisation of agriculture under the British was characterized by the forced or induced cultivation of crops like indigo, cotton, jute, opium, and sugarcane, which were primarily meant for sale in markets (often for export to Britain) rather than for local consumption. This policy directly led to an increase in the production of these cash crops.
The question asks to identify the acid mainly produced industrially by the carbonylation of methanol using carbon monoxide. This is a specific industrial chemical process known as the Monsanto process or Cativa process, which are key methods for synthesizing a particular organic acid.
Correct Option: C) Acetic acid — This is the correct answer. Acetic acid is industrially produced on a large scale via the carbonylation of methanol using carbon monoxide, primarily through the Monsanto and Cativa processes.
The question asks about the primary function of the Taskbar in the Windows operating system. We need to identify which of the given options accurately describes its main role.
Correct Option: A) Displays currently running applications and allows switching between them
The Taskbar is a fundamental element of the Windows graphical user interface. Its primary function is to show which applications are currently open and running, and to provide an easy way for users to switch between these applications by clicking on their respective icons. It also often includes the Start button, system tray (for notifications and background processes), and pinned shortcuts.
To answer this question, we need to recall the primary economic structure and revenue sources of ancient and medieval Indian empires, specifically focusing on the Pallava dynasty. Historically, agrarian societies relied heavily on land revenue to fund state activities.
Correct Option: D) Land tax was the main source of revenue for the Pallava empire. This tax, often collected as a share of the agricultural produce, was fundamental to funding their military, administration, and other state expenses.
The question asks to identify the Article of the Indian Constitution that grants Parliament the power to legislate on the acquisition and termination of Indian citizenship. We need to examine the provisions related to citizenship in Part II of the Constitution.
D) Article 11 — This Article specifically grants Parliament the power to legislate on all matters relating to citizenship, including its acquisition and termination.
Where was the 29th World Gas Conference (WGC), known as the 'Olympics' of the global gas industry, held in May 2025, marking the first time the conference was held in China in its nearly 100-year history?
Beijing, China
Shanghai, China
Guangzhou, China
Shenzhen, China
The question asks for the location of the 29th World Gas Conference (WGC) in May 2025, which was the first time this event was held in China. This requires knowledge of current affairs related to international conferences and their venues.
Correct Option: A) Beijing, China
The question asks about the specific development that followed the Memorandum of Understanding (MoU) signed between Garden Reach Shipbuilders & Engineers (GRSE) and Norway's Kongsberg at Nor-Shipping 2025. To answer this, one needs to know the details of this particular agreement.
D) India will begin building its first indigenously made Polar Vessel. The MoU between GRSE and Kongsberg at Nor-Shipping 2025 was specifically for the design and construction of India's first indigenously built Polar Research Vessel. This collaboration aims to leverage Kongsberg's expertise in polar technology with GRSE's shipbuilding capabilities to develop a state-of-the-art vessel within India.
The question asks about a specific appointment, the Controller General of Defence Accounts (CGDA), on a future date (March 1, 2025). Such questions test current affairs knowledge, specifically related to significant government appointments. Since the date is in the future, the correct answer would typically be based on a recent or announced appointment that is scheduled to take effect then.
Correct Option: A) Dr. Mayank Sharma is the correct answer. He is slated to take charge as the Controller General of Defence Accounts (CGDA) on March 1, 2025.