A number is increased by 10% and then decreased by -10%. The net change in the number is

A. No increase or decrease
B. 2% decrease
C. 1 % increase
D. 1 % decrease

Who is called the Father of Modern Psychology?

A. Sigmund Freud
B. lbn-e-Khaldoon
C. Adams Smith
D. Charles Darwin

Which of the following inventions is the oldest?

A. Clocks
B. Microscope
C. Barometer
D. Cycle

What is the main cause of earth quakes?

A. Volcanic activities
B. Tectonic plates’ movement
C. Tectonic dislocation
D. All of the above

Night blindness is caused by lack of which vitamin?

A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D

The Headquarters of Asian Development Bank (ADB) is located at:

A. Paris
B. New York
C. Manila
D. Tokyo

Which of the following rivers crosses the Equator twice?

A. Amazon
B. Congo
C. Nile
D. Ganga

Where is Golden Gate situated?

A. San Francisco (USA)
B. London (Britain)
C. Toronto (Canada)
D. Paris (France)

Who was the founder of Algebra?

A. AI-Khwarizmi
B. Umar-Khayyam
C. Lao-Tze
D. Abu Yousaf

Which is the largest contributor of UNO’s budget?

A. USA
B. Japan
C. Russian
D. China