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Chemistry
What is the pH of pure water at 25ยฐC?
A
5
B
6
C
7
D
8
Correct Answer
C
Chemistry
Which gas is most abundant in Earth's atmosphere?
A
Oxygen
B
Nitrogen
C
Carbon dioxide
D
Hydrogen
Correct Answer
B
Chemistry
What is the atomic number of Oxygen?
A
6
B
7
C
8
D
9
Correct Answer
C
Chemistry
What is the chemical symbol for Sodium?
A
So
B
Na
C
Sd
D
S
Correct Answer
B
Current Affairs
Which of the following has been a major factor affecting global energy markets during the 2026 Iran conflict?
A
Closure or disruption of the Strait of Hormuz
B
Closure of the Panama Canal
C
Collapse of the European Union
D
Suspension of global air travel
Correct Answer
A
Current Affairs
Tadej Poga?ar, winner of the 2026 Tour de France, represents which country?
A
Croatia
B
Slovenia
C
Slovakia
D
Serbia
Correct Answer
B
Current Affairs
When was the 2026 US Open scheduled to take place?
A
August 10โ24
B
August 20โSeptember 5
C
August 30โSeptember 13
D
September 10โ25
Correct Answer
C
Current Affairs
Which tennis Grand Slam did Carlos Alcaraz confirm he would return to in 2026 after a four-month injury layoff?
A
Australian Open
B
French Open
C
Wimbledon
D
US Open
Correct Answer
D
Current Affairs
Which three countries secured the first Olympic qualification spots in rhythmic gymnastics group competition for the 2028 Los Angeles Games?
A
Spain, Japan and Brazil
B
USA, China and France
C
Italy, Germany and Canada
D
India, Pakistan and Japan
Correct Answer
A
Current Affairs
Which city will host the 2028 Summer Olympics?
A
Los Angeles
B
Brisbane
C
Paris
D
Paris Tokyo
Correct Answer
A