Which of the following animals is not viviparous?

1. Flying fox (bat)               

2. Elephant

3. Platypus

4. Whale

Chitin is a polysaccharide found in the exoskeleton of

(1) prawn

(2) insects

(3) crabs

(4) all of these

Which of these is not a coelenterate?

(1) Sea pen

(2) Sea fur

(3) Sea anemone

(4) Sea lily

Which of the following is a fish?

(1) Flying fish

(2) Jelly fish

(3) Devil fish

(4) Star fish

Which of the following is not an annelid?

1. Leech

2. Earhtworm

3. Sea mouse

4. Sea cucumber

Buoyancy in a bony fish is maintained with the help of

(1) streamlined body

(2) paired fins

(3) swim bladder

(4) all the above

In which of the following animals the adults have pentamerous radial symmetry while their larvae are bilaterally symmetrical?

(1) Arthropods

(2) Molluscs

(3) Echinoderms

(4) Annelids

Which one of the following features is common in silverfish, scorpion, dragonfly and prawn?

(1) Two pairs of legs and segmented body

(2) Living chitinous cuticle and two pairs of antennae

(3) Jointed appendages and chitinous exoskeleton

(4) Closed blood circular system

Which one of the following is correctly matched with its one characteristic and the taxon?

Which of the following does not come under the Class Mammals?

(1) Flying fox

(2) Hedgehog

(3) Manatee

(4) Lamprey