Test: Water Resources - 2 - UPSC MCQ

The correct answer is Option B: 71%. While the vast majority of Earth's surface is covered by water, approximately 71%, only a small fraction of this is freshwater that can be used by humans. This freshwater is crucial for various purposes, including drinking, agriculture, and industrial activities.

The correct answer is Option B: 22%. Hydroelectric power contributes about 22% of the total electricity produced in India. This form of energy plays a significant role in meeting the demands of various industries and sectors.

The correct answer is Option A: Rainwater. The hydrological cycle involves the continuous process of water evaporating from various water bodies, forming clouds, precipitating as rain, and flowing back into these water bodies. Rainwater is a key component in replenishing freshwater resources.

The correct answer is Option D: Providing Piped Potable Water to Rural Households. The Jal Jeevan Mission (JJM) aims to ensure that every rural household in India has access to a regular supply of safe and drinkable piped water.

Sources on earth are limited. Every region of earth can handle only a limited amount of living beings. But as our population is getting increased and increased the problem of exploitation of resources and the scarcity of these will come obviously. Therefore a prediction is made of year 2025.

Its tamil nadu. as we know that the western ghats recieves a preety good rainfall and due to which tamil nadu govt. enforced citizens to develop rainwater harvesting system in their house.

The correct answer is Option C: Based on Structure and Materials. Dams are classified into categories such as timber dams, embankment dams, or masonry dams based on their structure and the materials used in their construction.

The correct answer is Option C: Salinization of the Soil. Irrigation-induced changes in cropping patterns can lead to the salinization of the soil, impacting its fertility and posing ecological challenges.

State in India where both guls and kuls are used for irrigation is Himachal Pradesh. Guls and Kuls can be made in the Western Himalayas region of India. Guls and Kuls are kinds of diversions which are built for the purpose of water harvesting.