All Free General Knowledge MCQs with Answers

• A. The Screaming Sixties
• B. The Furious Fifties
• C. The Roaring Forties
• D. The Stormy Sixties

Explanation: At 60°S the westerlies are at their fiercest, called the Screaming Sixties.

• A. The Westerlies
• B. The Polar Easterlies
• C. The Monsoons
• D. The Trade Winds

Explanation: Cold air flowing out of the polar highs forms the Polar Easterlies.

• A. At the Jet Stream
• B. At the Horse Latitudes
• C. At the Intertropical Convergence Zone (ITCZ)
• D. At the Polar Front

Explanation: The northeast and southeast Trade Winds converge at the ITCZ near the equator.

• A. The Horse Latitudes
• B. The Polar Front
• C. The Subtropical High
• D. The Doldrums (Equatorial Trough)

Explanation: The ITCZ is the zone of converging trade winds, also known as the Doldrums.

• A. They helped sailing ships carry trade across the oceans
• B. They were discovered by traders
• C. They blow only in trading seasons
• D. They traded goods between ships

Explanation: Their steady direction made the Trade Winds invaluable to sailing ships on trade routes.

• A. The Monsoons
• B. The Trade Winds
• C. The Westerlies
• D. The Polar Easterlies

Explanation: European sailors rode the northeast Trade Winds westward across the Atlantic.

• A. A trough
• B. A ridge
• C. A front
• D. A cyclone

Explanation: A front is the boundary zone where warm and cold air masses meet.

• A. Around the Equator
• B. Around 45° N and 45° S
• C. Around 30° N and 30° S
• D. Around 60° N and 60° S (the Polar Front)

Explanation: The Westerlies and Polar Easterlies meet at the Polar Front near 60° latitude.

• A. The Subtropical or Polar jet stream
• B. The Monsoon jet
• C. The Equatorial jet stream
• D. The Trade wind jet

Explanation: The fast upper-level jet streams flow west to east, steering weather systems.

• A. A permanent wind toward the equator
• B. A seasonal reversal of wind direction
• C. A violent tropical storm
• D. A cold polar wind

Explanation: Monsoons reverse direction with the seasons, driven by differential heating of land and sea.

• A. Shamal, meaning north wind
• B. Haboob, meaning dust storm
• C. Mausim, meaning season
• D. Sirocco, meaning desert wind

Explanation: "Monsoon" derives from the Arabic "mausim", meaning season.

• A. Northern Australia
• B. West Africa
• C. Central America
• D. South and Southeast Asia

Explanation: Asia's huge landmass creates the world's most powerful monsoon system.

• A. From the southwest
• B. From the northeast
• C. From the southeast
• D. From the northwest

Explanation: The summer (southwest) monsoon brings moist air from the Indian Ocean to India.

• A. From the northwest
• B. From the northeast
• C. From the southeast
• D. From the southwest

Explanation: The winter (northeast) monsoon blows dry continental air from Central Asia toward India.

• A. January to February
• B. March to May
• C. June to September
• D. October to December

Explanation: The southwest monsoon brings India's main rainy season from June to September.

• A. The Bay of Bengal branch
• B. The Coromandel branch
• C. The Deccan branch
• D. The Arabian Sea branch

Explanation: The Arabian Sea branch hits Kerala around 1 June, marking the monsoon's onset.

• A. Around 1 June
• B. Around 1 July
• C. Around 1 August
• D. Around 1 May

Explanation: The southwest monsoon typically arrives over Kerala around the start of June.

• A. Cyclone periods
• B. Dry spells during the rainy season
• C. Heavy flood periods
• D. The start and end of the monsoon

Explanation: Breaks are rain-free intervals within the monsoon season.

• A. The southwest monsoon
• B. The summer monsoon
• C. The northeast (retreating) monsoon
• D. The western disturbances

Explanation: Tamil Nadu gets most of its rain from the retreating northeast monsoon in October–December.

• A. A monsoon cyclone
• B. A break in the monsoon
• C. The end of the monsoon
• D. The sudden onset of heavy monsoon rain

Explanation: The "burst" is the abrupt arrival of intense rainfall when the monsoon sets in.