Biology Room

(A) Objectives
1. A
2. A
3. C
4. D
5. A
6. A
7. B
8. C
9. B
10. C
11. D
12. C
13. D
14. A
15. C

(B) Fill in the blanks
1. bryophyte
2. Lichens
3. radicle
4. adventitious root
5. fertilization
6. basidiospore
7. pollination
8. 复叶
9. 不整齐花
10. B

(C)
1(a) i) A: mature frond
B: sporangia / sporangium
C: immature frond
D: underground stem
E: root
ii) E
(b) In the life cycle of bryophyte and pteridophyte, sexual gametophyte generation and asexual sporophyte generation are alternately presented called alternation of generation.




2(a) cone , scales
(b) flower, seeds
(c) i) one ; two
ii) parallel vein ; network vein/ netlike vein/ reticulate vein
iii) fibrous root system ; tap root system

3(a) A: lamina / leaf blade
B: axillary bud
C: stipule
D: petiole
E: leaf vein
(b) C: protect the tender bud.
(c) lamina, petiole, stipule

4 (a) A: stigma
B: style
C: ovary
D: anther
E: filament
F: petal / corolla
G: sepal / calyx
(b) Filament and anther
(c) C, ovary.

5(a) A：顶芽
B : 叶
C: 侧芽/腋芽
D: 节间
E: 皮孔
(b) 茎部内外气体交换的通道
(c) 支持作用、输导作用、光合作用、贮藏作用、繁殖作用