|
MCQs: Oxygen gas is
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: An odorless, invisible gas that makes about 20%-22% of the earth's atmosphere is known as
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: A thin layer that is held in place by gravity and provides us with oxygen is known as
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: The percentage composition of nitrogen in air is
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: The second step of fractional distillation is heating the mixture so that components evaporate at their
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: In respiration, living organisms take in oxygen and give out
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: The left over gas after the process of combustion is generally
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: The sphere that prevent the ultraviolet rays from sun is known as
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: In humid areas, the water vapor content is
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: The percentage composition of oxygen in air is
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: Air is important on earth because it has necessary components essential for the life of
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: In respiration glucose and oxygen combine together to form
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: The process of trapping some of the heat from the sun to maintain the life on earth is known as
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: People having respiratory problems like asthma, are dosed medically with
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: Oxygen is used in the manufacture of
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: Respiratory system contains organs necessary for the process of
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: Water vapor is less dense than
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: The liquefied air is put into an apparatus known as
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: The percentage composition of oxygen in exhaled air is
Category: Science Mcqs, Published by: teswesm
|
|
MCQs: The percentage composition of carbon dioxide in exhaled air is
Category: Science Mcqs, Published by: teswesm
|
