Science Review Grade 5

Plants make the air fresh by adding....... to the atmosphere

• Water vapour

• nitrogen

• carbon dioxide

• oxygen

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which organ does not belong to the human respiratory system?

• lungs

• skin

• nasal cavity

• trachea

What happens to ribcage and diaphragm when we exhale?

• ribcage will move outward, diaphragm will upward

• ribcage will move inward, diaphragm will downward

• ribcage will move outward, diaphragm will downward

• ribcage will move inward, diaphragm will upward

Study the diagram!

It is a hot day and the fish are at the surface of the water in fish bowl because....

• they want to feel the heat at the surface

• they are attracted to the light

• there is more oxygen at the surfcae than at the lower fish bowl

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following statements about our lungs are true?

1: They are rich in blood supply

2: They are protected by rip cage

3: the large surface of the lungs allow less respiration to take place

4: They contain alveolu which increase the surface are

• 1 and 2

• 3 and 4

• 1, 2, and 4

• 1, 2, 3, and 4

Limewater is used to test for the presence of....

• oxygen

• hydrogen

• nitrogen

• carbon dioxide

The Earth's atmosphere is made up of a layer of....

• gases

• water

• oxygen

• sky

The air we breathe in contains more ..... than the air we breathe out

• oxygen

• hydrogen

• nitrogen

• carbon dioxide

What is the function of pleura?

• to protect heart

• to protect lungs

• to protect ribcage

• to protect diaphragm

Which of the following statemenst about respiration is correct?

• Breathing is another name for respiration

• When we respire, we perspire

• animals get energy when they respire

• plants do not respire

Tags

NGSS.MS-LS1-2