SCIENCE FORM 1 7.1 COMPOSITION OF AIR

Which of the following is NOT the composition of air?

• Microorganism

• Argon

• Ammonia

• Nitrogen

Which of the component have 21% in the air?

• Oxygen

• Nitrogen

• Carbon dioxide

• Inert gas and others

Which of the following statement is TRUE

• Air is an element

• Argon, neon,helium,krypton andxenon are examples of inert gases

• The air does not consist dusts and microorganisms

The gas is use for photosynthesis

• Oxygen

• Carbon dioxide

• Nitrogen

• Inert gas

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The gas is importance for RESPIRATION and COMBUSTION

• Inert gas

• Nitrogen

• Oxygen

• Carbon dioxide

The gas is used to fill hot air balloons and weather balloons

• Argon

• Helium

• Neon

Tags

NGSS.MS-PS3-3

the gas is used to fill the light bulb

• Helium

• Neon

• Argon

Tags

NGSS.MS-PS1-4

To produce nitric acid and ammonia

• Nitrogen

• Neon

• Carbon dioxide

• Oxygen

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Used in advertisement lighting

• Nirogen

• Neon

• Carbon dioxide

• Oxygen

To produce carbonated drinks

• Nitrogen

• Carbon dioxide

• Oxygen