The gaps with
8.2.7.1
8.4.7.1
Read the texts and complete
correct missing words. Compare with your partner.
Listen and check.
TREE
PARTS
and functions
VIDE
A
breathe. Every part of a tree plays a specific role:
LEAVES
A Yosemit
nature reser
km of centr
B The par
best-known
Trees are an essential part of our world. They provide homes for insects and birds,
wood for building and the ingredients for making paper. But most importantly,
they keep our air clean by turning carbon dioxide into the oxygen that we need
The leaves are the most important part of
as they make the plant's food from wes
2) very small hairs that suck up water and minerals
substance called chlorophyll that absorbs
and allows the tree to tum water and
dioxide 7) glucose which the
uses as food. Chlorophyll is what gives leave
trunk and have a lot of shapes and sizes. Le
flowers, or fruit can grow on them. They can
2.
1)
ROOTS
Trees are the strongest plants in the world. It takes a lot of support to
stop such a big structure falling over. The trees' roots spread deep
underground and keep the tree standing upright. They are covered
6) sunlight. They
from the ground. The main roots then take the water to the rest
Valley with
3)
the tree where it is used in photosynthesis.
CROWN
area for h
distinctive green colour.
The crown is the top part of a tree. It is made 4)
C A lot
of leaves
and branches and performs several roles. It shades the roots from the
see its wo
sun and stops them from drying out. It also gathers energy from the sun
are 1,500
BRANCHES
and releases extra water 5) the environment to cool down
wild flov
Branches are connected 8)
the tree.
identify
to see s
TRUNK
black be
The trunk is the central part of the tree which takes water and
glucose from the leaves and serve as a pio
D Yo
minerals from the roots to the branches, twigs and, finally, the leaves.
water and nutrients. A small branch is called a
natural
miss th
are full of as
of the parle
as well as
