CBSE Class 9 Answered
define: calcareous shell;non-cleidoic egg
Asked by Denny Joseph | 21 Oct, 2013, 10:23: AM
Expert Answer
1. Calcareous Shell: It is shell mainly composed of calcium carbonate.
2. Non-cleidoic Egg: Non-cleidoic eggs are laid in water, not protected by shells and without sufficient nutritive material for the complete development of the embryo. Generally, a non-cleidoic egg hatches into a larva.
Answered by Hemangi Binny | 21 Oct, 2013, 10:59: AM
