Q. No.Select the correct statement about class-Aves
| 1. | They are warm blooded (homoiothermous) animals and are able to maintain a constant body temperature |
| 2. | Respiration occurs through lungs and air sacs connected to lungs for supplement respiration |
| 3. | They are oviparous with separate sexes, internal fertilisation and direct development |
| 4. | All of the above |
Which one of the following sets of animals belong to a single taxonomic group?
1. Cuttlefish, jellyfish, silverfish, dogfish, starfish
2. Bat, pigeon, butterfly
3. Monkey, chimpanzee, man
4. Silkworm, tapeworm, earthworm
Homeothermy is exhibited by:
1. All amniotes
2. Birds and Mammals
3. All dueterostomes
4. Reptiles and Mammals
Match the following
| (a) | Macropus | (i) | vulture |
| (b) | Neophron | (ii) | Flying fox |
| (c) | Aptenodytes | (iii) | Kangaroo |
| (d) | Pteropus | (iv) | Penguin |
| 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) |
Select the incorrect match with respect to group of animals and their taxon
| 1. | Ichthyophis, Bufo, Hyla – Amphibia |
| 2. | Hippocampus, Exocoetus, – Osteichthyes Pterophyllum |
| 3. | Corvus, Chelone, Calotes – Reptilia |
| 4. | Pteropus, Equus, – Mammalia Delphinus |
Match the following group of organisms with their respective distinctive characteristics and select the correct option:
|
Organisms |
Characteristics |
||
|
(a) |
Platyhelminthes |
(i) |
Cylindrical body with no segmentation |
|
(b) |
Echinoderms |
(ii) |
Warm blooded animals with direct development |
|
(c) |
Hemichordates |
(iii) |
Bilateral symmetry with incomplete digestive system |
|
(d) |
Aves |
(iv) |
Radial symmetry with indirect development |
| Options: | (a) | (b) | (c) | (d) |
| 1. | (iii) | (iv) | (i) | (ii) |
| 2. | (ii) | (iii) | (iv) | (i) |
| 3. | (iv) | (i) | (ii) | (iii) |
| 4. | (i) | (ii) | (iii) | (iv) |
Which of the following animals is not viviparous?
1. Flying fox (bat)
2. Elephant
3. Platypus
4. Whale
What is common between parrot, platypus and kangaroo?
1. Homeothermy
2. Toothless jaws
3. Functional post-anal tail
4. Oviparity
Which of the following is the unique feature of mammal ?
1. Muscular diaphragm
2. Ear pinna
3. Mammary glands
4. All of the above
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