Yelena Isinbayeva is associated with which of the following games/sports?

A. Tennis
B. Pole vault
C. Boxing
D. Weightlifting
✅ The correct answer is option B.
Yelena Isinbayeva is associated with Pole vault. Yelena Gadzhievna Isinbayeva (born 3 June 1982) is a Russian former pole vaulter. She is a two-time Olympic gold medalist (2004 and 2008), a three-time World Champion (2005, 2007 and 2013), the current world record holder in the event, and is widely considered the greatest female pole-vaulter of all time.

When there is a decrease in the concentration of oxygen in the blood, the breathing rate

A. increases
B. decreases
C. first increases and then decreases
D. is not affected
✅ The correct answer is option A.
When there is a decrease in the concentration of oxygen in the blood, the breathing rate increases. Breathing rate and breathing volume increase, the blood pressure increases, the heart rate increases, and kidney bicarbonate production ( in order to buffer the effects of blood acidosis), occur.

When and where was hockey introduced for women in Olympics?

A. 1908 at London
B. 1980 at Moscow
C. 1936 at Berlin
D. 1924 at Paris
✅ The correct answer is option B.
The first women’s Olympic field hockey competition was introduced by the IOC at Moscow in 1980 Summer Olympics. Olympic field hockey games were first played on artificial turf at the 1976 Montreal Olympic Games.

Vedanthangal Bird Sanctuary at Tamil Nadu has reserves of

A. wild ass, wolf, nilgai, chinkara
B. important bird sanctuary
C. pantha, chital, sloth bear, wolf
D. elephant, deer, wild boar, crocodile, crangetic dolphin
✅ The correct answer is option B.
Vedanthangal Bird Sanctuary at Tamil Nadu has reserves of important bird sanctuary. Vedanthangal Bird Sanctuary is a 30-hectare (74-acre) protected area located in the Chengalpattu District and Madurantakam taluk of the state of Tamil Nadu, India. The sanctuary is about 75 kilometres (47 mi) from Chennai on National Highway 45 ([NH45]). Easily reachable from Madurantakam and Chengalpattu. More than 40,000 birds (including 26 rare species), from various parts of the world visit the sanctuary during the migratory season every year.

In 1945, fifty nations met to phrase the basic charter for a world organization which would “save succeeding generations from the scourge of war”. This conference took place at

A. Yalta
B. London
C. San Francisco
D. Dumbarton Oaks
✅ The correct answer is option C.
In 1945, fifty nations met to phrase the basic charter for a world organization which would “save succeeding generations from the scourge of war”. This conference took place at San Francisco.

When did Ashoka became emperor of India?

A. 336 BC
B. 375 BC
C. 279 BC
D. 264 BC
✅ The correct answer is option D.
Ashoka became emperor of India in 264 BC. He saw corpses, ruins and people that lost everything they had. Ashoka converted in 264 BC to Buddhism and became a peaceful and caring ruler of his people. Around 260 BC, the Maurya Empire had become the largest and wealthiest empire on Earth.

Sushri Lata Dinanath Mangeshkar received Bharath Ratna in

A. 2000
B. 2001
C. 2002
D. 2003
✅ The correct answer is option B.
Sushri Lata Dinanath Mangeshkar received Bharath Ratna in 2001. She is one of the best-known and most respected playback singers in India. She has recorded songs in over a thousand Hindi films and has sung songs in over thirty-six regional Indian languages and foreign languages, though primarily in Marathi, Hindi, and Bengali.