General Awareness

Prime cost in cost accounting equals variable costs (direct materials + direct labor + direct expenses) plus fixed costs (indirect manufacturing costs). It represents the total production cost. Option B is correct - prime cost = variable cost + fixed costs.

The Indian Police Service (IPS), Indian Foreign Service (IFS), and Indian Audit and Accounts Service (IA&AS) are all Central Services. Since all options A, B, and C are actually Central Services, the correct answer is 'None of these' (option D) - meaning the question asks 'which is NOT' but doesn't provide a non-Central Service option.

Article 40 of the Indian Constitution, under Directive Principles of State Policy, explicitly states that the State shall take steps to organize village panchayats and endow them with such powers and authority as may be necessary to enable them to function as units of self-government. This is the constitutional provision for Panchayati Raj.

A sunk cost is money that has already been spent and cannot be recovered. It should not influence future decisions because it's irretrievable. Opportunity cost (B) refers to the value of the next best alternative foregone, while variable and operational costs refer to ongoing expenses.

Tea plantations flourish on hilly slopes with high rainfall (200-250 cm) and well-drained soil. The slopes prevent waterlogging, which tea plants are sensitive to. Cotton requires moderate rainfall, while jute needs swampy conditions and tobacco grows best in drier climates.

The Swaraj Party was founded in 1923 by Motilal Nehru and Chittaranjan Das after the Non-Cooperation Movement was suspended. It aimed to enter councils and disrupt them from within. The Communist Party was founded later (1925), and Forward Block was Subhas Bose's creation (1939).

Lothal, located in Gujarat, was a prominent city of the Indus Valley Civilization (Harappan culture). Its dockyard, dating to around 2400 BCE, is among the world's oldest known, demonstrating the civilization's advanced maritime trade capabilities.

Population grows rapidly when birth rates remain high but death rates fall due to improvements in healthcare, sanitation, and nutrition. This creates a large gap between births and deaths. High death rates with high birth rates (option A) result in stable or slow-growing populations.

The earth's surface absorbs solar insolation, becomes heated, and then radiates longwave terrestrial radiation that warms the atmosphere from below. Conduction affects only the lowest air layer, while convection redistributes this heat vertically but isn't the primary heating source.

The word 'Buddha' comes from the Sanskrit root 'budh,' meaning 'to wake up' or 'to comprehend.' A Buddha is one who has awakened from ignorance and achieved enlightenment. This title refers not just to Siddhartha Gautama but to anyone who attains this state.

Earth completes one full rotation (360°) in 24 hours (1440 minutes), so each degree of longitude corresponds to 4 minutes of time difference (1440 ÷ 360 = 4). This is why places 15° apart have exactly 1 hour time difference, and the 180° meridian is 12 hours from Greenwich.

Lord Ripon's 1882 Resolution on Local Self-Government is considered the Magna Carta of local democracy in India. It established elected local bodies and gave Indians control over local affairs. Ripon earned the title 'Father of Local Self-Government' for these reforms.

The Naga, Khasi, and Garo hills constitute the eastern extension of the Himalayan mountain system. While they are often classified as the Purvanchal Range specifically, they are geologically and geographically part of the broader Himalaya Range that runs across the northern Indian subcontinent.

Bakelite is a phenol-formaldehyde resin, the first synthetic plastic made from industrial components. Phenol reacts with formaldehyde under heat and pressure to form this thermosetting polymer. Ethyl alcohol is used as a solvent, cresols are phenol derivatives, and catechol is an isomer - none are the primary reactant.

An anemometer is the meteorological instrument specifically designed to measure wind speed. Altimeters measure altitude, chronometers measure time precisely, and dosimeters measure radiation exposure. The root 'anemo' relates to wind.

IC stands for Integrated Circuits - the fundamental building blocks of modern electronics that combine multiple electronic components (transistors, resistors, capacitors) on a single semiconductor chip. 'Integrated Charge' and 'Integrated Current' are incorrect terms.

Kharif crops are sown at the beginning of the monsoon (June-July) and harvested in autumn (September-October). Barley and mustard are Rabi crops, grown in winter (October-March). Bajra, rice, maize, and jowar are all Kharif crops.

Fructose is the primary sugar in ripe grapes, comprising about equal parts with glucose. While glucose is present, fructose is the dominant simple sugar that gives grapes their characteristic sweetness. Sucrose is common in sugarcane, galactose in milk.

Rain water is the purest natural form of water as it evaporates from water bodies, condenses, and falls before contacting ground surfaces. Distilled water is purer but processed artificially. Filter and tubewell water contain dissolved minerals and impurities from soil and pipes.

The National Family Health Survey-3 (2005-06) documented India's declining fertility rate from 2.9 in NFHS-2 to 2.7, reflecting the country's demographic transition. This decline indicates successful family planning initiatives and changing socioeconomic factors.

Heart murmurs are abnormal sounds caused by turbulent blood flow, most commonly due to defective heart valves (stenosis or regurgitation). The turbulence occurs as blood flows through abnormal valve openings. Poor oxygenation would cause cyanosis, not murmurs.