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, silk worm are placed in tracheate group of Arthropoda because they have trachae for respiration.

Embryonic development of echinoderms shows a number of similarities with those of chordates.