All Free General Knowledge MCQs with Answers

• A. solar heat stored in rocks
• B. burning underground coal seams
• C. heat from the Earth's interior
• D. friction between wind and land

Explanation: Geothermal plants tap the Earth's internal heat, which is strongest in volcanic regions.

• A. Tanzania
• B. Ethiopia
• C. Rwanda
• D. Kenya

Explanation: Kenya's Olkaria plants in the Great Rift Valley make it Africa's top geothermal producer.

• A. Philippines
• B. Japan
• C. Sri Lanka
• D. Indonesia

Explanation: The Philippines, on the Pacific Ring of Fire, ranks among the top geothermal electricity producers.

• A. New Zealand
• B. Chile
• C. Italy
• D. Iceland

Explanation: Wairakei in New Zealand's Taupō Volcanic Zone has generated geothermal power since 1958.

• A. coal-fired district heating
• B. geothermal hot water
• C. electric resistance heaters
• D. imported natural gas

Explanation: Reykjavik's district heating pipes naturally hot geothermal water directly into homes.

• A. The Arafura Sea
• B. The Coral Sea
• C. The Tasman Sea
• D. The Timor Sea

Explanation: The Tasman Sea separates Australia's east coast from New Zealand.

• A. The Weddell Sea
• B. The Bellingshausen Sea
• C. The Amundsen Sea
• D. The Ross Sea

Explanation: The Ross Sea is the Antarctic sea directly south of New Zealand.

• A. The Scotia Sea
• B. The Weddell Sea
• C. The Ross Sea
• D. The Lazarev Sea

Explanation: The Weddell Sea lies east of the Antarctic Peninsula in the Atlantic sector of Antarctica.

• A. The Red Sea
• B. The Persian Gulf
• C. The Arabian Sea
• D. The Bay of Bengal

Explanation: Pakistan's entire coastline, including Karachi and Gwadar, faces the Arabian Sea.

• A. The Red Sea
• B. The Laccadive Sea
• C. The Andaman Sea
• D. The Arabian Sea

Explanation: Both of Pakistan's major ports, Karachi and Gwadar, lie on the Arabian Sea.

• A. The Indus
• B. The Kabul
• C. The Chenab
• D. The Jhelum

Explanation: The Indus flows the length of Pakistan and forms a delta on the Arabian Sea.

• A. The Arabian Sea
• B. The Red Sea
• C. The Persian Gulf
• D. The Mediterranean Sea

Explanation: The Red Sea separates north-eastern Africa (Egypt, Sudan, Eritrea) from the Arabian Peninsula.

• A. The Strait of Tiran
• B. The Strait of Hormuz
• C. Bab el-Mandeb
• D. The Mozambique Channel

Explanation: Bab el-Mandeb is the narrow strait joining the Red Sea to the Gulf of Aden.

• A. The Gulf of Suez and the Gulf of Aqaba
• B. The Persian Gulf and the Gulf of Oman
• C. The Gulf of Suez and the Gulf of Tadjoura
• D. The Gulf of Aden and the Gulf of Aqaba

Explanation: The Red Sea forks at its northern end into the Gulf of Suez and the Gulf of Aqaba.

• A. The Qatar Peninsula
• B. The Sinai Peninsula
• C. The Arabian Peninsula
• D. The Musandam Peninsula

Explanation: Egypt's Sinai Peninsula sits between the Gulf of Suez and the Gulf of Aqaba.

• A. Egypt
• B. Yemen
• C. Saudi Arabia
• D. Oman

Explanation: Saudi Arabia borders the Red Sea in the west and the Persian Gulf in the east.

• A. The Dead Sea
• B. Lake Superior
• C. The Aral Sea
• D. The Caspian Sea

Explanation: The Caspian Sea, about 371,000 sq km, is the largest enclosed inland water body on Earth.

• A. Five
• B. Six
• C. Three
• D. Four

Explanation: Russia, Kazakhstan, Turkmenistan, Iran and Azerbaijan all border the Caspian Sea.

• A. Russia, Ukraine, Georgia, Iran and Turkmenistan
• B. Russia, Kazakhstan, Turkmenistan, Iran and Azerbaijan
• C. Kazakhstan, Uzbekistan, Iran, Iraq and Turkey
• D. Russia, Kazakhstan, Uzbekistan, Iran and Armenia

Explanation: The five Caspian littoral states are Russia, Kazakhstan, Turkmenistan, Iran and Azerbaijan.

• A. Yes, through the Strait of Kerch
• B. No
• C. Yes, through the Volga
• D. Yes, through the Kara-Bogaz-Gol

Explanation: The Caspian is endorheic — it has no natural outlet to the ocean.