Identify animal groups having
(a) Soft bodied animals supported by calcareous shells ,
(b) Spiny body has radial body symmetry ,
(c) Bones light and hollow ,
(d) Four pairs of jointed legs and no wings ,
(e) External ear or pinna.

Part of the body having a single pair of bones is (a) Pelvic girdle (b) External ear (c) Wrist (d) Lower jaw

Which of the following features is not related to the cockroach? (a) Body divisible into head, thorax and abdomen (b) Two pairs of wings are found (c) Three pairs of jointed legs are present on abdomen (d) Presence of anal cerci in both sexes.

Which of the following statements is false for oviparous animals ? (A) Zygote development occur inside the female body (B) Fertilization egg are covered by hard calcareous shell (C) Eggs are laid in a safe place in the environment. (D) After a period of incubation young one hatch out.

Write a correct phylum name beside each of these terms. (a) radial symmetry, (b) pseudocoelom, (c) tissue level of organisation, (d) tube-within-a-tube body plan, (e) cephalization

Complete the following paragraph by filling in the blanks (i) to (v) with appropriate words: (i) __________ make up about 80% of the animal kingdom. Their bodies have a hard, outer covering or exoskeleton made up of a proteinaceous substance called (ii) ________ The body is divided into a (iii) __________ thorax, and (iv) _______ It also bears multiple pairs of jointed legs. Arthropods also have antennae and (v) ________ on their heads.

Write true (T) or false (F) (a) Epithelial tissue is protective tissue in animal body. (b) The lining of blood vessels, lung alveoli and kidney tubules are all made up of epithelial tissue. (c) Epithelial cells have a lot of intercellular spaces. (d) Epithelial layer is permeable layer. (e) Epithelial layer does not allow regulation of materials between body and external environment