Version 1 I. (a) Describe the characteristics and significance of transport of substances in plants.
What organs are involved in the upward movement of substances:
.
Indicate them in the picture. [1]
1.
2.
3
Name the substances that move in this direction
[1]
What is the name of the conductive tissue that carries this flow of
substances -
[1]
.
(b) The figures show the circulatory system of representatives of different
classes. Identify animals with closed and open circulatory systems. Write down the answer numbers in the
appropriate column of the table:
1
2
5
6
Closed
Type of circulatory system
Open
[2]
(c) Determine which animals correspond to the following description of the structure of the circulatory system:
The heart is two-chambered, there is one circle of circulation
Heart - a pentagonal (five-chambered) sac located in the cephalothorax
IL Look at the
[2]