UGC NET Paper 1 (2004) – PYQs Quiz | 25 Questions (Part 2)

Even with the rise of renewables, Thermal Power (specifically coal-fired plants) remains the backbone of India's electricity grid, accounting for more than 50% of the total installed capacity and the majority of actual power generation.

Under Article 85(2)(b) of the Constitution, the President has the power to dissolve the Lok Sabha. However, as the constitutional head, the President must act on the "aid and advice" of the Council of Ministers, headed by the Prime Minister.

Bitumen (used for road surfacing) is a thick, sticky form of petroleum. It is obtained as a residue during the fractional distillation of crude oil.

Malaria is caused by a single-celled parasite called Plasmodium. This parasite is transmitted to humans through the bite of an infected female Anopheles mosquito. It is not caused by bacteria, viruses, or fungi.

Cr(VI) is highly toxic, carcinogenic, and soluble in water, making it a major environmental hazard. In contrast, Cr(III) is an essential nutrient for humans in trace amounts.

Broadband refers to high-speed, high-capacity data transmission that can carry multiple signals and traffic types simultaneously over various media like fiber optics.

In communication theory (specifically Edward Herman and Noam Chomsky's Propaganda Model), "flak" refers to negative responses to a media statement or program. It can take the form of letters, telegrams, phone calls, petitions, or lawsuits intended to discredit or silence the messenger.

While Gyan Darshan is a general educational channel, the Eklavya Technology Channel was specifically launched as a joint venture between IITs and IGNOU to broadcast technical education and engineering lectures.

In hypermedia systems, information is organized into "nodes" (the content) which are connected to each other via "links" (the navigation paths).

A computer is an electronic machine, not just an electrical one. Electrical machines (like fans or heaters) convert energy, while electronic machines (like computers) process data using vacuum tubes or transistors.

While sewage is a major issue, industrial effluents containing heavy metals and chemicals are the most significant pollutants affecting the chemical composition and biodiversity of Indian coastal waters.

Black soil (Regur soil) is formed from the weathering of lava rocks in the Deccan Plateau (covering parts of Maharashtra, Gujarat, and Madhya Pradesh). It is ideal for growing cotton because of its high moisture-retention capacity.

Jhum cultivation (also known as "Shifting Cultivation" or "Slash and Burn") is widely practiced by tribal communities in North-Eastern states like Nagaland, Mizoram, and Assam.

This is known as the Greenhouse Effect. During the day, the earth absorbs heat. At night, it radiates it back. Clouds act like a blanket, trapping this "terrestrial radiation" and reflecting it back to the surface, keeping the night warm.

Technically, Alluvial soil is the largest group in India (approx. 40%). However, since it is not in the options, Red soil is the second largest (occupying about 18-20% of the area).

Network protocols (like CSMA/CD) define the rules for how data packets are placed on a line and how to handle "collisions" when two devices try to send data at the same time.

Article 21A (added by the 86th Amendment in 2002) made education a Fundamental Right for children aged 6 to 14, the phrasing "all children upto 14" originally belonged to the Directive Principles of State Policy (Article 45). Options A, B, and C are core Fundamental Rights found in Part III of the Constitution.

In digital advertising and web environments, a "banner" is the standard term for a rectangular graphic or text-based advertisement displayed on a page.

In research, the Independent Variable is the one that is manipulated or changed by the researcher to observe its effect. Here, the researcher is changing the "teaching method" to see how it changes the "marks." The marks obtained are the Dependent Variable because they depend on the method used.

The human ear is evolved to be most sensitive to frequencies where human speech (consonants) occurs. While we can hear from 20 Hz to 20,000 Hz, our threshold is lowest (sensitivity is highest) between 1,000 and 5,000 Hz.