General Quiz

Name the component of blood that fights infection?

• Red Blood Cells

• White Blood Cells

• Golden Blood Cells

• Green Blood Cells

When was United Nations Environment Programme (UNEP) established?

• 30 October 1976

• 8 March 1983

• 26 February 1972

• 5 June 1972

When was Bhagat Singh executed?

• 29 March 1930

• 30 March 1932

• 26 March 1935

• 23 March 1931

The term "ecosystem" was first coined by

• Arthur Tansley

• Isaac Newton
• Louis Pasteur
• Gregor Mendel
• Charles Darwin

38. Which coal is used for commercial use?

• Lignite coal
• Bituminous coal
• Peat coal
• Anthracite coal

Generally, when certain metals react with an acid they release gas.

• Release of oxygen
• Formation of water
• Production of heat
• Displacement of hydrogen

What is formed when zinc reacts with sodium hydroxide?

• Zinc sulfate and water
• Zinc chloride and hydrogen gas
• Zinc carbonate and hydrogen gas
• Zinc oxide and water
• Zinc hydroxide and hydrogen gas

Rain is called acid rain when it's:

• pH level below 5.6
• pH level above 7
• pH level below 7
• pH level above 5.6

Milkiness of lime water disappear when excess CO2 is passed due to the formation of-

• Calcium oxide
• Calcium carbonate
• Calcium chloride
• Calcium hydroxide

The colour of phenolphthalein in acidic medium is-

• blue
• green
• colorless
• red