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Phylum Chordata
Test Description: FIRST TEST
Instructions: Answer all questions to get your test result.
1) Phyla which contain only few organisms
A
Minor Phyla
B
Evolutionary linkage
C
Common Phyla
D
Major Phyla
2) Notochord is restricted at the caudal end.
A
Chaetognatha
B
Vertebrata
C
Urochordata
D
Cephalochordata
3) The tunic is transparent and thin with circular bands of muscles within the walls of the test
A
Herdmania
B
Doliolum
C
Oikopleura
D
Sagitta
4) The persistent notochord extends from the tip of the tail to the region beyond the brain.
A
Vertebrata
B
Hemichordata
C
Urochordata
D
Cephalochordata
5) • These animals have a true vertebral column and internal skeleton, allowing a completely different distribution of muscle attachment points to be used for movement.
A
Cephalochordata
B
Arthropoda
C
Vertebrata
D
Echinodermata
6) Which of these cannot regulate their body temperature
A
Eagles
B
Humans
C
Parrots
D
Bats
7) Which of these belong to Cyclostomata
A
Petromyzon
B
Sting ray
C
Shark
D
Seer fish
8) Which of these is Chondrichthyes
A
Pristis
B
Whale
C
Angler fish
D
Dolphin
9) A tympanum represents
A
Stomach
B
Ear
C
Mouth
D
Lungs
10) • They are mostly terrestrial animals and their body is covered by dry and cornified skin, epidermal scales or scutes.
A
Mammals
B
Reptiles
C
Aves
D
Amphibians
11) The hind limbs have scales and are modified for walking, swimming or clasping the tree branches.
A
Class Mammals
B
Class Aves
C
Class Osteichthyes
D
Class Reptiles
12) They are homoiothermous animals, i.e., they are able to maintain a constant body temperature.
A
Salmon
B
Emu
C
Sagitta
D
Bull frog
13) Elongated limbless amphibians leading a borrowing life in moist soil.
A
Frog
B
Salamander
C
Toad
D
Ichthyophis
14) Vocal sacs are absent in
A
Alytes
B
Bull Frog
C
Rhacophorus
D
Darwin Frog
15) Carapace and plastron form the body covering in which of these animals
A
Gyps
B
Gaur
C
Geochelone
D
Salamander
16) Includes modern flying birds with well developed flight muscles.
A
Neognathae
B
Archaeornithes
C
Anapsida
D
Paleognathae
17) _____________ filter-feed on brine shrimp and blue-green algae
A
Emu
B
Penguin
C
Kite
D
Flamingos
18) Which of these show presence of brood pouch?
A
Platypus
B
Dolphin
C
Dasyurus
D
Macaca
19) Which of these infra class has placental mammals
A
Theria
B
Metatheria
C
Prototheria
D
Eutheria
20) Largest living primate and powerful ape
A
Gaur
B
Gibbon
C
Gorilla
D
Gyps
*select an answer for all questions
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