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Sains Tingkatan 3 : Chapter/Bab 2.1

Authored by Saidatul Fatimah

Science

4th - 12th Grade

Used 202+ times

Sains Tingkatan 3 : Chapter/Bab 2.1
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5 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following causes air to enter the lungs while inhaling?

Antara yang berikut, yang manakah menyebabkan udara amosfera masuk ke peparu semasa menarik nafas?

Decreased volume of thoracic cavity.

Pengurangan isipadu rongga toraks.

The diagram relaxes and curves upwards.

Diagrama mengendur dan melengkung ke atas .

The rib cage moves down ah and inwards.

Sangkar rusuk bergerak ke bawah ah dan ke dalam .

The air pressure outside the body is higher than the air pressure inside the chest.

Tekanan udara diluar badan lebih tinggi daripada tekanan udara di dalam dada.

2.

MULTIPLE SELECT QUESTION

15 mins • 1 pt

Mark (√) for the correct statement and (X) for the incorrect statement about the human respiratory mechanism.

Tandatangan (√)bagi pernyataan yang betul dan (X) bagi pernyataan yang salah mengenai mekanisme pernafasan manusia.

The rib cage moves downwards and inwards during inhaling.

Sangkar rusuk bergerak ke bawah dan ke dalam semasa menarik nafas.

The volume of the thoracic cavity increases during exhalation.

Isipadu rongga toraks meningkat semasa menghembus nafas.

Diagrams contracts and flatten during inhaling.

Diagrama mengecut dan mendatar apabila menarik nafas.

Air pressure in the thoracic cavity increases during exhalation.

Tekanan udara di dalam rongga toraks meningkat semasa menghembus nafas.

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following parts of the human respiratory system that involved in gas exchange?

Antara bahagian dalam sistem respirasi manusia berikut yang manakah terlibat dalam pertukaran gas?

Alveolus

Alveolus

Trachea

Trakea

Nasal cavity

Rongga hidung

Bronchioles

Bronkiol

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following structure allows food and air to pass through it?

Antara struktur berikut, yang manakah membenarkan makanan dan udara untuk melaluinya?

Pharynx

Farinks

Larynx

Larinks

Bolus

Bolus

Trachea

Trakea

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following happens when the diaphragm curves upwards?

Antara yang berikut, yang manakah berlaku semasa diafragma melengkung ke atas?

The ribs move upwards.

Tulang rusuk bergerak ke atas.

Air moves into the lungs.

Udara bergerak masuk ke dalam peparu.

The diaphragm muscles contract.

Otot diafragma mengecut.

Air pressure in the thoracic cavity increases.

Tekanan udara di dalam rongga toraks bertambah.

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