Model answer of chapter 2 final revision

Grade 4
Chapter 2

(FROM PAGE 7 TO PAGE 12)

Page.7

q.1-Complete :

1.plenty.
2.banana.
3.dead,bark.
4.main
5.main,taproot.
6.male,pollen
7.petal
8.sepals
9.seed,fruit
10.wind
11.dry out ,seed

q.2. (T) or (F):
1-f
2-t
3.f
4.t
5.f
6.t
7.f


q.3.Give reason:

1.To catch as much sunlight as possible.

2.To protect it from losing too much water.

3.Because they don't contain chlorophyll.

4.Because they depend on wind for pollination so some pollen will be lost .

5.To protect and support the plant.

q.4 .Complete:

1.larger
2.membrane
3.cells
4.cell wall

q.5.Answer the following questions:

1.Nectar is a sweet liquid that is formed by flowers to attract insects.

2.By:1.wind
2.insects
3.animals


q.6. Match:


1.c
2.a
3.b


q.7.Define:

Pollination is the movement of pollen from stamen to pistil.


q.8.CHOOSE;

1.a
2.d
3.c
5.c
6.c
7.a
8.a
9.b
1o.b
11.a
12.b


q.9.TRUE OR FALSE:

1-f
2-t
3-f
4-t
5-f
6-t


GOOD LUCK