Question

Fill up the blank spaces in the table below by selecting the correct option.

Phylum/ Class	Excretory organ	Circulatory system	Respiratory organ
Arthropoda	A	B	Lungs/Gills/Tracheal system
C	Nephridia	Closed	Skin
D	Metanephridia	Open	E

• A. A-Green gland, B-Closed, C-Mollusca, D-Annelida, E-Tracheal system
• B. A-Malpighian tubule, B-Open, C-Annelida, D-Mollusca, E-Feather-like gills
• C. A-Antennary gland, B-Open, C-Porifera, D-Amphibia, E-Lungs
• D. A-Nephridia , B-Closed, C-Mollusca, D-Annelida, E-Lungs

Answer 1

The correct option is B A-Malpighian tubule, B-Open, C-Annelida, D-Mollusca, E-Feather-like gills

A - Malpighian tubule

B - Open

C - Annelida

D - Mollusca

E - Feather- like gills

So, the correct answer is (b).