This quiz works best with JavaScript enabled.
Select an option to see the correct answer instantly.
Correct Answer: D) D both a and b.
Correct Answer: C) Aves.
Correct Answer: D) Oyster.
Correct Answer: A) Plasmodium.
Correct Answer: B) Flat.
Correct Answer: D) Jointed legs and segmented bodies.
Correct Answer: A) Aristotle.
Correct Answer: B) Perpetual Change.
Correct Answer: D) Osculum.
Correct Answer: B) Annelida.
Correct Answer: C) Cell.
Correct Answer: C) To secrete poison to kill predators.
Correct Answer: A) Arthropoda.
Correct Answer: C) Oceans.
Correct Answer: C) Placenta.
Correct Answer: A) Head, thorax and abdomen.
Correct Answer: A) Wings have long extensions.
Correct Answer: D) Acoelomates.
Correct Answer: D) Diplopoda (millipedes).
Correct Answer: B) 20%.
Correct Answer: B) Scientific name.
Correct Answer: A) Coelom.
Correct Answer: C) Snail.
Correct Answer: D) Tapeworm.
Correct Answer: C) Bacterial cell.