生物 1993 年 DSE、CE 選擇題

1.

Questions 1 and 2 refer to the table below which shows some features of four plants :

Plant	Flowers	Seeds	Chlorophyll
I	+	+	+
II	–	–	–
III	–	–	+
IV	–	+	+

Key : + present – absent

Which of the following plants possesses the same features as Plant I ?

2.

Questions 1 and 2 refer to the table below which shows some features of four plants :

Plant	Flowers	Seeds	Chlorophyll
I	+	+	+
II	–	–	–
III	–	–	+
IV	–	+	+

Key : + present – absent

Which of the plants is correctly classified ?

	Plant	Major Group
	I	ferns
	II	algae
	III	mosses
	IV	gymnosperms

3.

Questions 3 and 4 refer to the diagram below which shows cells at the root tip in various stages of cell division :

Which of the following is a correct sequence of the different stages of the cell division ?

4.

Questions 3 and 4 refer to the diagram below which shows cells at the root tip in various stages of cell division :

This type of cell division occurs during the formation of

(1)skin cells.

(2)sperm cells.

(3)red blood cells.

5.

Four filter paper discs (I to IV) soaked with different solutions were put onto the surface of a starch agar plate as shown below :

After incubation at 25°C for one hour, the paper discs were removed and the starch agar plate was flooded with iodine solution. Which of the following shows the probable result ?

6.

Which of the following descriptions of the different parts of a plant cell are correct ?

(1)The nucleus contains genetic material.

(2)The vacuole contains water and dissolved mineral salts.

(3)The cell wall is selectively permeable to dissolved mineral salts.

7.

The following table shows the percentage changes in mass of four groups of potato strips which have been immersed separately in four different solutions (I to IV) for one hour :

Solution	Percentage change in mass
I	+5%
II	–5%
III	–3%
IV	0%

Which of the following conclusions can be drawn ?

8.

When compared with woody plants, young herbaceous plants are less tolerant to a temporary shortage of water supply because

9.

Questions 10 and 11 refer to the experimental set-up shown below :

What will happen to the liquid levels in tubings (1) and (2) after one hour ?

	Tubing (1)	Tubing (2)
	fall	fall
	fall	rise
	rise	rise
	rise	fall

10.

Questions 10 and 11 refer to the experimental set-up shown below :

Which of the following graphs shows the likely changes in liquid level in tubings (2) and (3) ?