Q. Group of animals which have bilateral symmetry are known as Grade

View solution

Q. A fresh water sponge is

View solution

Q. Nematodes lack respiratory system and

View solution

Q. Adult Urochordates are sessile and covered by a layer called

View solution

Q. Internal buds which develop into new sponges are called

View solution

Q. Centipede and millipedes are examples of class

View solution

Q. Notochord is a rod like semi rigid body of

View solution

Q. Chitinous cuticle is secreted by

View solution

Q. Animals which lack tissues organized into organs and are asymmetrical, are from sub kingdom

View solution

Q. Balanoglossus and Saccoglossus belongs to phylum

View solution

Q. Class Arachnida has special appendages on their body called as

View solution

Q. Secretions hardened in polyps and covered by stony cup in

View solution

Q. Family of Octopus is called

View solution

Q. Earliest known bird is

View solution

Q. Gases which swim bladders can fill in their Pharynx are Oxygen, CO2 and

View solution

Q. Gastrovascular cavity for entry of food as well as removal of waste constitutes sac like

View solution

Q. Mode of transport in diploblastic animals is

View solution

Q. Exoskeleton appears on dorsal side of Arthropods in form of

View solution

Q. A layer made of polysaccharide which is non-living, vascular and secreted by epidermis is called

View solution

Q. Hydra and obelia are

View solution