2000 年
生物 · 共 59 題 · 點擊選項即時核對答案
The table below shows the body mass of four mammals and their rate of oxygen consumption per unit body mass :
| Mammal | Body mass (g) | Rate of oxygen consumption per unit body mass (mm³ h⁻¹ g⁻¹) |
|---|---|---|
| Mouse | 25 | 1 580 |
| Rabbit | 2 200 | 466 |
| Man | 70 000 | 106 |
| Elephant | 3 800 000 | 67 |
What can be concluded from the above data ?
Which of the following processes requires energy from respiration ?
Which of the following shows the correct arrangement of the blood vessels in descending order of urea concentration in the blood ?
The graph below shows the relationship between the rate of stomatal transpiration and the size of stomatal opening of a plant :
Which of the following can be concluded from the graph ?
Sensory hair cells can be found in the
What would happen to a man if his sperm ducts were tied and cut ?
Questions 17 to 19 refer to the graph below, which shows the rates of transpiration and water absorption of a plant for a period of 24 hours :
The change in transpiration rate of the plant from 0800 to 1400 hour was most likely caused by an increase in
Questions 17 to 19 refer to the graph below, which shows the rates of transpiration and water absorption of a plant for a period of 24 hours :
The rate of water loss from the plant was higher than its rate of water uptake at
Questions 17 to 19 refer to the graph below, which shows the rates of transpiration and water absorption of a plant for a period of 24 hours :
Area B was found to be greater than area A. A probable reason for this is that
The photomicrograph below shows the transverse section of an arteriole :
Which of the following are the functions of tissue A ?