The correct answer is option 4 i.e. Nilgiri.

Doddabetta is the highest peak in the Nilgiri Hills, located in the southern part of India. Standing at an elevation of 2,637 meters (8,642 feet), it offers stunning views of the surrounding landscape. The Nilgiri Hills are part of the Western Ghats and are known for their rich biodiversity, including numerous endemic plant and animal species. Doddabetta is a popular destination for trekkers and nature enthusiasts, making it a significant attraction in the region.

The correct answer is option 2 i.e. Nepal.

• Sandakphu or Sandakpur is a mountain peak on the Singalila ridge on the border between India and Nepal.
• It is the highest point of the ridge and the state of West Bengal in India.
• The peak is located on the edge of the Singalila National Park.

The correct answer is Option 2 i.e. National Highway - 18.

• Dalma Wildlife Sanctuary was inaugurated in 1975 and covers an area of 195 sq. km.
• Dalma Wildlife Sanctuary runs parallel to National Highway - 18.
• Dalma Sanctuary spreads over 193 sq. km of forests in the East Singhbhum and Saraikela-kharsawan districts of the state of Jharkhand.
• The forests of Dalma come under the category "Dry peninsular Sal" and "Northern Dry Mixed Deciduous Forest".

The correct answer is Option 3 i.e. Is an informal practice.

The concept of 'Zero Hour' in the Indian parliamentary system is an informal practice. It refers to the time immediately following the Question Hour in the Lok Sabha. During this period, members can raise important matters without prior notice. Although not formally recognized in the Constitution, Rules of Procedure, or any statute, Zero Hour has become an integral part of parliamentary proceedings, allowing MPs to address urgent issues, seek clarifications from ministers, and bring attention to pressing matters of public concern.

The correct answer is option 3 i.e. 44^th.

The 44th Amendment Act of the Indian Constitution mandates that a State must work towards reducing disparities in income, status, facilities, and opportunities, as outlined in a Directive Principle of State Policy. Article 38 commits the State to endeavoring to advance the welfare of the populace by establishing and safeguarding a social order characterized by social, economic, and political justice, and by minimizing disparities in income, status, facilities, and opportunities.

The correct answer is Option 1 i.e. Atmaram Govind Kher.

The Speaker of the first Uttar Pradesh Legislative Assembly in 1952 was Atmaram Govind Kher. He played a vital role in overseeing the assembly's proceedings and ensuring smooth legislative processes during this formative period following India's independence. Kher was known for his commitment to democratic principles and for fostering a cooperative atmosphere among members of the assembly. His leadership helped lay the groundwork for effective governance in Uttar Pradesh, contributing to the state's political development in the years to come.

The correct answer is option 1 i.e. ethical.

Fundamental Duties are significant in the areas of ethical, social, and economic aspects. These duties, enshrined in Article 51A of the Indian Constitution, emphasize the ethical responsibility of citizens towards their nation, promoting integrity and respect for the law. Socially, they encourage active participation in community welfare and harmony among diverse groups. Economically, they inspire individuals to contribute to national development and sustainable practices. By reinforcing these dimensions, Fundamental Duties foster a sense of accountability and collective progress among citizens.

The correct answer is option 4 i.e. Nagaur.

The first Panchayati Raj system in Rajasthan was started on 2 October 1959 from Bagdari village of Nagaur district.

• The Panchayati Raj system is a decentralized form of governance that aims to involve local communities in the decision-making process and promote rural self-governance. 
• The system was constitutionalized through the 73rd Amendment of the Indian Constitution in 1992, which laid the foundation for Panchayati Raj Institutions (PRIs) in rural areas.
• Balwantrai Mehta played a crucial role in the establishment and implementation of the Panchayati Raj.

The correct answer is Option 3 i.e. Article 19(1)(a).

The Supreme Court declared the right to hoist the National Flag as a Fundamental Right under Article 19(1)(a) of the Indian Constitution. Article 19(1)(a) guarantees the right to freedom of speech and expression, which includes the right to display and hoist the national flag as a symbol of national pride and identity. This landmark judgment was passed in 2004, emphasizing citizens' constitutional rights to express their patriotism through the hoisting of the national flag.

The correct answer is option 4 i.e. Acts as the natural pacemaker.

The sinoatrial (SA) node, located in the right atrium of the heart, acts as the natural pacemaker. It generates electrical impulses that initiate each heartbeat, setting the rhythm and rate of the heart's contractions. These impulses spread through the atria, causing them to contract and push blood into the ventricles. The SA node ensures the heart maintains a consistent and coordinated beating pattern, crucial for effective blood circulation throughout the body.