2009 年
生物 · 共 60 題 · 點擊選項即時核對答案
The graph below shows the change in air pressure in the lungs of a man:
Which of the following combinations correctly states the condition of the intercostal muscles and movement of air at different periods?
| Period | Condition of intercostal muscles | Movement of air | |
|---|---|---|---|
| P | relaxing | into the lungs | |
| Q | contracting | out of the lungs | |
| R | relaxing | out of the lungs | |
| S | contracting | into the lungs |
Marathon runners often consume energy bars during a race. Which of the following nutrients is most likely to be the main component of the energy bar?
Which of the following correctly describes the adaptation of root hair cells of a plant for water absorption?
The following diagram shows a cross-section of a young stem of a dicotyledonous plant:
Aphid is a small insect which sucks plant juice for food. From which labelled part of the stem section would an aphid obtain a continuous supply of food?
Photographs I and II show artificial joints P and Q respectively. Photograph III shows a female gymnast with some of her joints labelled.
Referring to Photograph III, which of the following combinations correctly shows the joint(s) that can be replaced by artificial joints P and Q?
| Artificial joint P | Artificial joint Q | |
|---|---|---|
| (1) | (2) and (3) | |
| (2) | (1) and (3) | |
| (1) and (3) | (2) | |
| (2) and (3) | (1) |
Questions 26 and 27 refer to the following table, which shows some of the results of a blood test taken by a woman after fasting:
| Test item | Result | Normal Range |
|---|---|---|
| glucose (mmol L⁻¹) | 5.2 | 3.9 – 6.1 |
| cholesterol (mmol L⁻¹) | 4.4 | ≤ 5.2 |
| urea (mmol L⁻¹) | 4.2 | 3.3 – 6.7 |
| red blood cell count (M µL⁻¹) | 3.6 | 4.3 – 6.0 |
With reference to the results of the blood test, what disease may she have?
Questions 26 and 27 refer to the following table, which shows some of the results of a blood test taken by a woman after fasting:
| Test item | Result | Normal Range |
|---|---|---|
| glucose (mmol L⁻¹) | 5.2 | 3.9 – 6.1 |
| cholesterol (mmol L⁻¹) | 4.4 | ≤ 5.2 |
| urea (mmol L⁻¹) | 4.2 | 3.3 – 6.7 |
| red blood cell count (M µL⁻¹) | 3.6 | 4.3 – 6.0 |
Which of the following combinations correctly states the type of blood vessel from which the blood sample was taken and the reason for taking sample from this type of blood vessel?
| Blood vessel | Reason | |
|---|---|---|
| artery | the blood sample can be collected more quickly | |
| artery | the blood is oxygenated | |
| vein | there are valves to prevent backflow of blood | |
| vein | the blood pressure is low |
Which of the following components of blood helps to prevent the entry of pathogens into the human body?
A man lifted a glass of water from a table and found it very hot. He then put the glass of hot water back on the table. This action is
John is looking at a car moving away from him. Which of the following combinations correctly states the changes in the thickness of the lens and the tension of the suspensory ligament of his eyes?
| Thickness of the lens | Tension of the suspensory ligament | |
|---|---|---|
| decreasing | decreasing | |
| increasing | decreasing | |
| decreasing | increasing | |
| increasing | increasing |