Class 5 Evs - HARYANA
Journey of a River
The chapter Journey of a River in the Class 5 EVS curriculum (Our Wondrous World) for Haryana (BSEH) students explores the fascinating life cycle of a river from its origin in the high mountains to its eventual merging into the sea. Students learn about the different stages of a river—source, course, and mouth—and understand important geographical features like waterfalls, valleys, and deltas. The chapter also emphasizes the crucial role rivers play in human survival, agriculture, and industry, while highlighting the growing problems of water pollution and the urgent need for water conservation, which is a frequent focus in board exams.
Start Learning FreeKey Concepts
Source of a River
The place where a river begins, usually high up in the mountains from melting snow, glaciers, or springs.
Stages of a River
A river flows through three main stages: the upper course (youthful and fast-flowing in mountains), middle course (wider, flowing through plains), and lower course (slow-moving near the sea).
Tributary
A smaller stream or river that flows into and joins a larger main river.
Delta
A triangular area of sediment and land formed at the mouth of a river just before it enters the sea or ocean.
River Pollution
The contamination of river water caused by human activities such as dumping factory waste, sewage, and plastic garbage.
Important Formulas
Board Exam Info
In the Haryana (BSEH) Class 5 EVS exams, this chapter typically carries around 4 to 6 marks. Common question types include short-answer questions defining geographical terms like tributaries and deltas, fill-in-the-blanks about river stages, and descriptive questions on how we can keep our rivers clean.
Frequently Asked Questions
Where do most rivers originate?
Most rivers originate in high mountains from melting snow, glaciers, or underground springs.
What is the difference between a tributary and a distributary?
A tributary is a small river that joins a main river, whereas a distributary is a branch that flows away from the main river near its mouth.
Why are rivers important for us?
Rivers provide fresh drinking water, water for irrigation of crops, habitat for aquatic life, and generate hydroelectricity.
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