NAT-I 2024 (Pre-Engineering)

Feminism is a range of socio-political movements and ideologies that aim to define and establish the political, economic, personal, and social equality of the sexes.

After conquering Egypt, Selim I brought the sacred relics of the Prophet Muhammad and the Caliphal regalia to Istanbul, establishing the city as the new center of the Islamic world.

The duration of a sound wave, particularly its fundamental frequency, is measured by the time it persists. In acoustics, the temporal aspect of a sound signal is critical for defining its characteristics, distinguishing it from spatial properties like wavelength or frequency-based properties like pitch.

Manual review required: automated paraphrasing or enrichment failed for this item after retries. The original answer key and options were preserved.

Sum of ages 10 years ago = 93 - 3(10) = 63. Ratio was 2:3:4 (sum=9 parts). 9 parts = 63 => 1 part = 7. Saransh's age 10 years ago = 4 * 7 = 28. Present age = 28 + 10 = 38.

The California Current is a cold Pacific Ocean current that moves southward along the western coast of North America. It originates from the North Pacific Current and plays a significant role in moderating coastal temperatures and influencing the climate of the region, often contributing to coastal fog and cooler summer temperatures.

The Competition Act, 2002, aims to promote competition and prevent anti-competitive practices. It explicitly recognizes the rights of intellectual property holders to protect their interests, meaning it does not seek to prevent monopolistic rights arising from intellectual property, provided they are exercised within legal bounds. Other options like regulating mergers and preventing abuse of dominance are core functions of the Act.

In the context of income tax filing, specific forms are designated based on the nature of income. For individuals or entities (other than companies) that derive income from business or professional activities, ITR-4 (often associated with presumptive taxation) or similar forms are utilized to report these specific financial gains to the tax authorities.

Football is the national sport of Portugal. The success of the national team and legendary players like Eusebio and Cristiano Ronaldo has cemented its status.

Milk fever, or hypocalcemia, is clinically referred to as parturient paresis. It occurs in dairy cows shortly after calving due to a sudden drop in blood calcium levels, leading to muscle weakness and the inability to stand.

The headquarters of the SAARC Chamber of Commerce and Industry was inaugurated in Islamabad. It brings together the apex business chambers of all member nations to promote trade liberalization and remove non-tariff barriers.

The regression line of y on x is calculated using the method of least squares. By definition, this line minimizes the sum of the squares of the vertical deviations (residuals) of the observed data points from the line. Note: The provided answer key indicates B, which may conflict with standard statistical definitions that emphasize vertical deviations for y-on-x regression.

The Governor-General was empowered to appoint the commission (though the members were nominated by Congress and League).

The American bollworm (Helicoverpa armigera) is a highly polyphagous pest, known to infest a vast range of crops including cotton, pulses, vegetables, and cereals. While aphids and whiteflies are also polyphagous, the American bollworm is a classic textbook example of a major polyphagous pest in agricultural entomology due to its broad host range and significant economic impact across different plant families.

Iodine (I2) forms a violet-purple solution when dissolved in carbon tetrachloride (CCI4). This color change is due to the interaction of I2 molecules with the solvent, resulting in a different absorption and transmission of light.

The National Education Policy of 1998-2010 included provisions for financial assistance to students, including the introduction of an Education Loan Scheme. This initiative was designed to support students pursuing higher education who faced financial constraints, thereby promoting equity and access to university-level studies. The policy recognized that financial barriers were a significant impediment to higher education attainment in Pakistan.

**Rule: The definite article 'the' is used before the word 'same' to emphasize identity.** The word 'same' always points to a specific, identical item, making it definite. Therefore, 'the' is required. The phrase 'the same' is a fixed expression. Options (a), (b), and (d) are grammatically incorrect.

Contribution margin is a key concept in marginal costing, representing the portion of sales revenue that is not consumed by variable costs. It is calculated by subtracting total variable costs from total sales revenue. This amount contributes to covering fixed costs and generating profit for the business.

Elbow flexion is achieved through the antagonistic action of muscles. When the biceps brachii contracts to flex the arm, the triceps brachii must relax to allow the movement to occur. This coordinated relaxation is essential for efficient joint articulation.

Terah, the father of Ibrahim, was surnamed Azar. He was an idol-maker, which Ibrahim challenged. This shows truth can arise even in idolatrous families.