Font size
WorksheetsAir and Atmosphere
Total questions: 10
Worksheet time: 8mins
(a) are the stems left after harvesting crops and leaves shed by trees.
_________ is used as a household fuel in wick stoves and pressure stoves.
CFC
Kerosene oil
CNG
Petroleum
Combustion and respiration are related concepts.
True
False
What are the end products of combustion of fuels.
Carbon dioxide,Hydrogen dioxide and Water
Carbon, Oxygen, water vapour, Heat, Light
Carbon dioxide, Hydrogen dioxide, Water vapor, Heat , Light
None of the above
Lavoisier named__________as active component and __________ inactive component of the atmosphere
(a)
What is the percentage of Nitrogen in air??
(a)
Who proved that air consists of two components-active and inactive??
(a)
Lavoisier in 1789, proved that the active component of the air's total volume is_____
1/2
1/3
1/5
1/6
What is the ratio of oxygen and nitrogen in air??
(a)
Type in your feedback about the quiz..
