Rivers, Dams, and Water Resources

The video discusses the importance of water resources, focusing on fresh water sources like rain, rivers, and groundwater. It explains India's river systems, including perennial and seasonal rivers, and highlights major dams and irrigation projects. The video emphasizes the need for water conservation and management to address shortages and protect this vital resource.

What percentage of the Earth's surface is covered by oceans?

• 60%

• 70%

• 80%

• 50%

Which months are considered the rainy season in India?

• July to October

• August to November

• June to September

• May to August

Which river originates from the Gangotri Glacier?

• Brahmaputra

• Indus

• Yamuna

• Ganga

Which river forms the largest delta in the world along with the Brahmaputra?

• Indus

• Ganga

• Godavari

• Yamuna

What is the main source of irrigation in South India?

• Rivers

• Tanks

• Lakes

• Canals

Which river is known for forming estuaries?

• Narmada

• Krishna

• Godavari

• Ganga

Which dam is built on the river Mahanadi?

• Hirakud Dam

• Sardar Sarovar Dam

• Bhakra Nangal Dam

• Nagarjuna Sagar Dam

What is the main purpose of rainwater harvesting?

• To purify water

• To desalinate seawater

• To store rainwater for future use

• To increase rainfall

What is the primary benefit of the Bhakra Nangal Dam?

• Flood control

• Navigation

• Electricity generation

• Tourism

What is the main reason for the shortage of water resources?

• Overpopulation and poor management

• Too many dams

• Excessive rainfall

• Lack of rivers