ICSE Class 7 Geography — Flashcards for Quick Revision

A: A topographical map is a detailed and accurate graphic representation of features that appear on the Earth's surface. It shows both natural features like hills and rivers, and man-made features like r

A: Topographical maps are useful for travel, military work, geography study, navigation, and planning by engineers, surveyors, town planners, tourists, geographers, and geologists. They give a clear pict

A: Topographical maps in India were prepared by the Survey of India Department. The Survey of India also developed the Sahyog mobile application for collecting, storing, and sharing ground verified data

A: The atmosphere is the blanket of air that surrounds Earth. It extends to about 10,000 km above the surface and protects life by keeping Earth warm enough and by shielding it from harmful radiation and

A: Air is mainly made of nitrogen 78%, oxygen 21%, argon 0.93%, and carbon dioxide 0.4%. It also contains trace gases such as neon, helium, methane, krypton, ozone, hydrogen, and water vapour.

A: Nitrogen is the largest component of air. It makes up most of the atmosphere and helps maintain the balance of gases needed for life. Although it does not support breathing directly, it is an importan

A: Weather is the day-to-day condition of the atmosphere at a place. It includes temperature, pressure, rainfall, wind, humidity, clouds, and sunshine. Weather can change quickly, even within a short tim

A: Climate is the average weather pattern of a region over a long period of time. A period of about 21 to 30 years is used for studying climate. Climate tells what kind of weather is usually expected in

A: Weather shows the short-term condition of the atmosphere at a particular time. Climate shows the average weather of a place over a long period. Weather can change daily, but climate changes slowly and