Match the following: (a) Operculum (b) Parapodia (c) Scales (d) Comb plates (e) Radula (f) Hairs (g) Choanocytes (h) Gill slits?

Segmentation in the body is first observed in which of the following: (a) Platyhelminthes (b) Aschelminthes (c) Annelida (d) Arthropoda

Could the number of eggs or young ones produced by an oviparous and viviparous mother be equal? Why?

What are the modifications that are observed in birds that help them fly?

How important is the presence of air bladder in Pisces?

All vertebrates are chordates but all chordates are not vertebrates”. Justify the statement?

Water vascular system is the characteristic of which group of the following: (a) Porifera (b) Ctenophora (c) Echinodermata (d) Chordata?

What are the reasons that you can think of for the arthropods to constitute the largest group of the animal kingdom?

What are the peculiar features that you find in parasitic platyhelminthes?

What is the difference between direct and indirect development?

Distinguish between intracellular and extracellular digestion?

How useful is the study of the nature of body cavity and coelom in the classification of animals?

If you are given a specimen, what are the steps that you would follow to classify it?

What are the difficulties that you would face in classification of animals, if common fundamental features are not taken into account?

What are the most endangered species in the animal kingdom?

How do cold-blooded animals differ from warm-blooded animals?

What is the significance of the phylum Chordata in the animal kingdom?

What is the role of coelom in the animal kingdom?

What are the three types of body symmetry found in animals?

What are the characteristics of mammals in the animal kingdom?

What is the largest phylum in the animal kingdom?

What is the difference between vertebrates and invertebrates?

How is the animal kingdom classified?

What is the animal kingdom?