Animal Kingdom Question 274
Question: Which of them is in tracheate group [MP PMT 1995]
Options:
A) Crab-Centipede-Cockroach
B) King crab-Scorpion-Housefly
C) Spider-Peripatus-Mosquito
D) Bedbug-Sandfly-Silkworm
Show Answer
Answer:
Correct Answer: D
Solution:
Bed bug, sand fly, silkworm are placed in tracheate group of Arthropoda because they have tracheae for respiration.
Embryonic development of echinoderms shows a number of similarities with those of chordates.
BETA
