Free Rivers and Dams MCQs with Answers

1. Tarbela Dam is built on which river?

• A. River Jhelum
• B. River Chenab
• C. River Indus
• D. River Ravi

Explanation: Tarbela Dam is built on the River Indus in Khyber Pakhtunkhwa and is one of the largest earth-filled dams in the world. Mangla Dam, by contrast, is built on the River Jhelum — the two are frequently confused in examination papers.

2. The Indus River originates in China, near:

• A. Tianchi Lake
• B. Tibetan Lake
• C. Lake Manasarovar
• D. None of these

Explanation: The Indus rises on the Tibetan Plateau near Lake Manasarovar and then flows northwest towards Ladakh and Pakistan. Tianchi Lake is associated with the Tian Shan region, not the Indus source.

3. What is the total length of Lahore Metro's Orange Line?

• A. 25.5 km
• B. 16.8 km
• C. 27.1 km
• D. 50 km

Explanation: Lahore’s Orange Line Metro has a total route length of about 27.1 kilometres, including its elevated and underground sections. The 25.5-kilometre figure is sometimes used for a different measurement of the route.

4. On which river Diamer Bhasha dam is being constructed?

• A. Chenab
• B. Indus
• C. Jhelum
• D. Ravi

Explanation: Diamer-Bhasha Dam is being constructed on the Indus River near the boundary of Gilgit-Baltistan and Khyber Pakhtunkhwa. The Chenab and Jhelum carry other major dam projects, such as Marala and Mangla respectively.

5. What is the total length of Pakistan's coastline?

• A. 758 km
• B. 1058 km
• C. 1258 km
• D. None of these

Explanation: Pakistan’s commonly cited coastline is about 1,046 km, or 650 miles, not 1,058 km. Since 1,046 km is absent from the options, “None of these” is appropriate.

6. The total length of Pakistan coastline is _____________?

• A. 570 miles(917Km)
• B. 650 miles (1,046Km)
• C. 700 miles(1126Km)
• D. None of these

Explanation: Pakistan’s standard coastline measurement is approximately 1,046 km, equivalent to about 650 miles. This matches option b, whereas 917 km is a different and inaccurate figure.

7. Which river flows near Moenjodaro and Larkana?

• A. Jhelum
• B. Chenab
• C. Indus
• D. Ravi

Explanation: The Indus River flows near Moenjodaro and Larkana in Sindh. Jhelum, Chenab and Ravi are eastern or northern tributaries of the Indus system and do not pass near these sites.

8. Which river flow through Gilgit Baltistan?

• A. Indus
• B. Jhelum
• C. Chenab
• D. Ravi

Explanation: The Indus is the major river of Gilgit-Baltistan and passes through areas including Gilgit, Skardu and Diamer. The Jhelum, Chenab and Ravi mainly belong to the Punjab river system.

9. Mohmand Dam is located at which river?

• A. Kabul
• B. Indus
• C. Swat
• D. Panjkora

Explanation: Mohmand Dam is being constructed on the Swat River in Khyber Pakhtunkhwa. Although the Swat eventually joins the Kabul River, the dam itself is located on the Swat.

10. Recently inaugurated Chashma- III nuclear power plant can generate___________ megawatts of electricity?

• A. 340 megawatts
• B. 360 megawatts
• C. 400 megawatts
• D. 150 megawatts

Explanation: Chashma Nuclear Power Plant Unit-3 has a generation capacity of 340 megawatts. It is part of the Chashma nuclear power complex in Mianwali.