In which of the following are air sacs connected to the lungs?

(1) Neophron

(2) Testudo

(3) Ornithorhynchus

(4) Chelone

Which of the following shows organ and organ system level of organisation for the first time?

(1) Annelida

(2) Ctenophora

(3) Platyhelminthes

(4) Aschelminthes

Which of the following statements about Aschelminthes is incorrect

(1) They are pseudocoelomate

(2) Digestive system is complete

(3) Circulatory and respiratory system is well developed

(4) Distinctive features include –often worm shaped, elongated

Pseudocoelomate among the following is

(1) Ancylostoma

(2) Nereis

(3) Pheretima

(4) Taenia

Which of the following is not an avian character?

(1) Cartilaginous bones which are pneumatic

(2) Homoiothermus

(3) Hind limbs have scales

(4) Fertilisation is internal

Match the following

1. (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)

2. (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)

3. (a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)

4. (a)-(I), (b)-(ii), (c)-(iii), (d)-(iv)

True Segmentation of the body is seen in

(1) Taenia

(2) Nereis

(3) Ascaris

(4) Wuchereria

The largest and the second largest phylum of the animal kingdom are

(1) Arthropoda and Echinodermata

(2) Echinodermata and Mollusca

(3) Mollusca and vertebrata

(4) Arthropoda and Mollusca

Which of the group of animals is triploblastic, coelomate and bilateral?

(1) Aschelminthes

(2) Porifera

(3) Arthropoda

(4) Ctenophora

Which of the following is not a feature of the phylum chordata?

1. Dorsal heart

2. Central nervous system is dorsal

3. Paired pharyngeal gill slits

4. Post anal tail