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- 1. Multiple Choice
Which of the following processes occurs during inhalation?
Diaphragm flattens.
Rib cages moves upwards and inwards.
Pressure in the thoracic cavity increases.
Volume in thoracic cavity decreases.
- 2. Multiple Choice
Diagram 1 shows part of the human respiratory system. What is X?
Bronchus
Trachea
Bronchiole
Alveolus
- 3. Multiple Choice
Where does the exchange of oxygen and carbon dioxide occur?
Rib cage
Alveolus
Bronchus
Diaphragm
- 4. Multiple Choice
Which of the following diseases is not related to the respiratory system?
Asthma
Lung cancer
Emphysema
Anaemia
- 5. Multiple Choice
Diagram 2 shows an insect. The insect respiratory system is through the organ of
Lungs
Trachea
Membrane cell
Alveolus
- 6. Multiple Choice
What is represented by cotton in Diagram 3?
Trachea
Bronchus
Lungs
Diaphragm
- 7. Multiple Choice
What is Y?
Stomata
Guard cell
Nucleus
Mitochondria
- 8. Multiple Choice
The diagram below shows a process of inhalation. Based on the diagram, choose the correct two statements about the process.
Pressure inside the lung decrease.
Rib cage moves inward and down.
Diaphragm flatten.
Volume of thoracic cavity decrease.
- 9. Fill in the Blank
Guard cell contain chloroplast for _______________ process.
- 10. Multiple Choice
Stoma will _________ in the presence of light (photosynthesis process) and __________ when it becomes dark or too much water loss especially on a hot day.
close , close
close , open
open , open
open, close
- Answer choicesTagsAnswer choicesTags