1991 年
生物 · 共 60 題 · 點擊選項即時核對答案
Questions 11 and 12 refer to the bar chart below which shows the daily consumption of animal protein by people of 4 countries (I, II, III and IV) :

The daily consumption of fish protein is greatest in
Questions 11 and 12 refer to the bar chart below which shows the daily consumption of animal protein by people of 4 countries (I, II, III and IV) :

In which country, do diary products make up the largest proportion of animal protein in the diet of the people ?
Which of the following foods provides the greatest amount of protein per unit mass ?
The diagram below shows the skull of a mammal :

Which of the following are suitable foods for this mammal ?
Bile juice helps in the digestion of fat because it contains
The woman in the photograph below is suffering from a deficiency disease. Which of the following types of food is probably absent in her diet ?

Leaves of the water lily floating on water have stomata found on
Which of the following are common characteristics of the respiratory surfaces of both frogs and man ?
The following table shows two types of cells P and Q and the product(s) of anaerobic respiration in these cells :
| Cell | Product(s) |
|---|---|
| P | lactic acid |
| Q | alcohol and carbon dioxide |
Cells P and Q are most likely to be
| cell P | cell Q | |
|---|---|---|
| muscle | yeast | |
| guard cells | liver | |
| liver | muscle | |
| yeast | guard cells |
Cigarette smoking is hazardous to health because