Basic principles, Indian geographies, and natural processes are usually the main topics covered when answering geography questions on the NDA 2026 exam. Candidates can easily answer the majority of the geography questions if they have a solid understanding of the most frequently asked about topics typically found in textbooks used in high school, as these will provide key information needed to complete the questions.

Many commonly asked geographic areas repeatedly appear in the Geography section of the NDA 2026 Test.

Physical Geography

Physical Geography explains the natural structure and processes of the Earth. It forms the conceptual base of the subject and helps aspirants understand how different geographical features are created.

Important topics include:

• Structure and layers of the Earth
• Types of rocks and the rock cycle
• Earthquakes and volcanoes
• Plate tectonics
• Weathering and erosion
• Formation of mountains, plateaus, and plains
• River landforms

Questions from this section usually test the candidate’s ability to understand natural processes. For example, aspirants may be asked about the formation of mountains, the causes of earthquakes, or the characteristics of different types of rocks.

Indian Physiography

Indian Physiography deals with the major physical divisions of the country. A clear understanding of these regions helps candidates answer questions related to terrain, climate patterns, and natural features.

The major physiographic divisions of India include:

• The Himalayan Mountains
• The Northern Plains
• The Peninsular Plateau
• The Indian Desert
• Coastal Plains
• Islands of India

Questions often focus on the characteristics of these regions, important mountain passes, and geographical differences between various parts of the country. Aspirants should also be comfortable identifying these regions on a map.

Rivers and Drainage Systems

India’s river systems play a crucial role in the country’s geography, agriculture, and settlement patterns. The NDA exam regularly includes questions from this area.

Topics to study include:

• Himalayan and Peninsular river systems
• Tributaries of major rivers
• River valleys and drainage patterns
• Multipurpose river valley projects

Important rivers to remember are:

• Ganga
• Yamuna
• Brahmaputra
• Godavari
• Krishna
• Narmada
• Tapti

Candidates should understand the origin, flow direction, and tributaries of these rivers, along with their importance in irrigation and agriculture.

Climate and the Indian Monsoon

India’s climate is strongly influenced by the monsoon system, which makes this topic important for competitive exams.

Key areas include:

• Factors affecting India’s climate
• Mechanism of the monsoon winds
• Different seasons in India
• Western disturbances
• Cyclones and their formation

Agriculture and Natural Resources

Questions related to agriculture and natural resources are generally straightforward but require factual knowledge.

Important topics include:

• Major crops grown in India
• Agricultural seasons (Kharif, Rabi, and Zaid)
• Mineral resources and their distribution
• Coal, iron ore, and petroleum regions

Candidates should know the states associated with major crops and the location of important mineral belts.

Environmental Geography

Environmental awareness has become increasingly important in competitive examinations. The NDA exam occasionally includes questions from this area as well.

Relevant topics include:

• National parks and wildlife sanctuaries
• Biosphere reserves
• Biodiversity hotspots
• Environmental conservation efforts
• Basic concepts related to climate change

A basic understanding of these topics is usually sufficient for answering questions in the exam.