Grade-4 HSLC

Sangai is the endangered Manipur brow-antlered deer (Rucervus eldii eldii). Its principal natural habitat is Keibul Lamjao National Park on Loktak Lake in Manipur.

Purnima Devi Barman is an Assamese conservationist known for protecting the Greater Adjutant Stork (Hargila). She received the Whitley Award for this conservation work; she later received the Whitley Gold Award in 2024.

The 86th Constitutional Amendment Act, 2002 inserted Article 21-A, making free and compulsory education for children aged 6–14 years a Fundamental Right. The Right of Children to Free and Compulsory Education Act was enacted in 2009.

Chanakya, also known as Kautilya or Vishnugupta, is traditionally associated with the court of Chandragupta Maurya, founder of the Mauryan Empire. The Arthashastra deals with statecraft, administration, economy and diplomacy.

Ibn Battuta, the Moroccan traveller, visited India during the reign of Muhammad bin Tughlaq. He arrived in Delhi in 1333 and later served as a qadi. His travel account is known as the Rihla.

Dr. B. R. Ambedkar was the first Law and Justice Minister of independent India in the first Union Cabinet. He also chaired the Drafting Committee of the Constituent Assembly.

The Durand Line is the international boundary associated with Pakistan and Afghanistan. It was agreed in 1893 between British India and Afghanistan and is named after Sir Mortimer Durand.

The Subroto Cup is a major international inter-school football tournament held in India. It was instituted in 1960 in memory of Air Marshal Subroto Mukerjee.

The Gauhati Bank Limited was established in 1926 and is identified in Assam's historical banking references as the first private bank of Assam. It preceded several later rural and cooperative banking institutions.

The Prime Minister of India is the Chairperson of NITI Aayog. NITI Aayog was established on 1 January 2015, replacing the Planning Commission.

India is a representative democracy in which citizens elect representatives to legislatures. India also follows a parliamentary system of government; among the given options, the examination's intended answer is Representative Democracy.

The question's wording is imprecise. In Bangladesh, the Brahmaputra is called the Jamuna, while the Ganga is called the Padma. After the Jamuna and Padma meet, the combined flow continues as the Padma until it joins the Meghna. Because Padma is the only matching option, C is the intended answer.

Longitude is the angular distance of a place east or west of the Prime Meridian. Longitudes are measured from 0° at Greenwich up to 180° east or west.

Biosphere is the zone of Earth where life exists, involving interactions among land, water and air; it is not simply synonymous with “environment.” Hydrosphere relates to water, atmosphere to the gaseous envelope, and lithosphere to the solid land portion.

A tsunami is a series of long sea waves produced by a sudden displacement of a large volume of water, most commonly by an undersea earthquake. Therefore, the correct option is oceans.

The word “Federal” does not appear in the Preamble. The Preamble describes India as a Sovereign, Socialist, Secular, Democratic Republic. “Socialist” and “Secular” were inserted by the 42nd Amendment, 1976.

The barter system is direct exchange of goods or services without using money as a medium of exchange. It predates the widespread use of coins and modern currency systems.

Dal Baati Churma is a traditional food associated especially with Rajasthan. Dal is lentil preparation, baati is baked wheat dough, and churma is a sweetened crushed wheat preparation.

Animals that mainly feed on plants and plant products are called herbivores. Carnivores mainly eat animals, while omnivores eat both plant and animal matter.

The Sixth Schedule provides for autonomous administration of specified tribal areas in Assam, Meghalaya, Tripura and Mizoram. It operates under Articles 244(2) and 275(1) and provides for Autonomous District and Regional Councils.