5 out of 2250 parts of earth is sulphur what is the percentage of sulphur in earth?

• A. 11/50
• B. 2/9
• C. 1/45
• D. 2/45

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

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