Question
Biology Question on Structural Organisation of Animals and plants
Which of the following is the correct statement about the circulatory system of cockroach ?
A
It is closed type of circulatory system
B
It is complicated type of circulatory system
C
It takes place without the participation of tissue
D
It has 13-chambered heart and in each segment one pair of ostia are present
Answer
It has 13-chambered heart and in each segment one pair of ostia are present
Explanation
Solution
Answer (d) It has 13-chambered heart and in each segment one pair of ostia are present