Biology
NULL
Medium
Question
How many spiracles are present in cockroach _____________?
A
5
B
10
C
20
✓ Official correct answer
D
40
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
5
No member explanations yet for this option.
B
10
No member explanations yet for this option.
C
20
No member explanations yet for this option.
D
40
No member explanations yet for this option.
Explanation
A cockroach has 10 pairs of spiracles (2 thoracic pairs and 8 abdominal pairs), giving a total of 20 individual spiracles used for gas exchange.