Animal Kingdom

Bilaterally symmetrical and acoelomate animals are exemplified by

1. Platyhelminthes
2. Aschelminthes
3. Annelida
4. Ctenophora

Which of the following statements are true for the phylum-Chordata?

1. (iii) and (i)
2. (i) and (ii)
3. (ii) and (iii)
4. (iv) and (iii)

Match the following columns and select the correct option :

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

Match the following columns and select the correct option :

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

Consider following features: Select the correct option of animal groups which possess all the above characteristics

1. Arthropoda, Mollusca and Chordata
2. Annelida, Mollusca and Chordata
3. Annelida, Arthropoda and Chordata
4. Annelida, Arthropoda and Mollusca

Match the following organisms with their respective characteristics: Select the correct option from the following:

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

Which of the following animals does not undergo metamorphosis?

1. Tunicate
2. Starfish
3. Earthworm
4. Moth

Identify the vertebrate group of animals characterised by crop and gizzard in its digestive system.

1. Amphibia
2. Osteichthyes
3. Reptilia
4. Aves

Which one of these animals is not a homeotherm?

1. Chelone
2. Macropus
3. Psittacula
4. Camelus

Important characteristic that hemichordates share with chordates is

1. ventral tubular nerve cord
2. pharynx with gill slits
3. pharynx without gill slits
4. absence of notochord