Question

plz ans this question fast .....plz....,.​

Answer 1

1) Organ A is heart and liquid B is blood.

2) Colour of liquid B is red.

3) C is oxygen and D is food which are useful substances.

4) Waste E is urea .

Hope it helps you !!

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Answer 2

Ciao,
a)is heart it pumps b) blood to whole body and
c) red in coulour
d) transsports oxygen,nutrients or can be hormones to our body.
e) kidney removes waste.( urea)
i really hope that you will find it helpful .stay blessed ☺