Weekly Assessment #2 - BIOLOGY

Gas exchange takes place in the ....

• diaphragm

• bronchi

• alveoli

• epiglottis

Which gas diffuses from the alveolus to blood?

• Carbon dioxide

• Oxygen

• Carbon monoxide

• Nitrogen

... are the filtering units of the kidneys.

• alveoli

• bronchi

• lungs

• nephrons

Label part G in the diagram.

• Nasal chamber

• Lungs

• Alveoli

• Diaphragm

Label part F in the diagram.

• Nasal chamber

• Lungs

• Alveoli

• Diaphragm

Which letter shows the part that blocks food and liquids from entering the trachea?

• A

• B

• C

• D

Which system is shown in the diagram?

• Respiratory system

• Excretory system

• Digestive system

• Muscular system

During inhaling, the rib cage moves ...

• up and outside

• down and inside

Indicate the letter where urine is stored.

• A

• B

• C

• D

The unclean blood enters the kidneys through ...

• 1

• 2

• 5

• 6