Question

Fill in the blanks. (1).Water and minerals are transported, to various parts of a plant, by a network of tubes, called the_________.
(2).________is the respiratory carrier in blood.
(3).The upper chambers of heart are known as_________
while the lower chambers are known as__________.
(4).__________is the muscular wall that divides the heart length-wise.
(5).Excretion, in unicellular plants and animals, takes place through___________.​

Answer 1

Answer:

1 Xylem tissue

2 hameoglobin..

3 Atrium , ventricle

4 septum.

5 diffusion..

Explanation:

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