Question

Arrange the following excretory organs in evolutionary order as per the structural complexity. Flame cells, nephridia, nephron, green glands

Answer 1

Answer:

flame cells - nephridia  - green galnds - nephron .

Explanation:

This arragement is correct

Because , if we consider the animal kingdom classification

In that the plathehelmentis has flame cells as excretory structure

And annelida has the nephridia as there excretory structure

And arthropoda as the green  glans as excretory structure

And finally the human has the nephron as excretory structure

To understand it simply u must have an idea about animal kingdom classifiaction.

Answer 2

According the animal kingdom classification the order will be Flame cells, nephridia, green glands, nephron

Explanation:

• The plathehelmentis has the flame cells as the excretory organs.
• The annelida has the nephridia as the excretory organs.
• The arthropoda has the green glands for their excretory organs.
• At last we humans have the complex structure nephrons as the excretory organs. The most complex structure is the nephrons which is present in the mammals.

To know more

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