1. Which of the following is a fresh water bony fish?
a) Labeo (rohu)
b) Catla (katla)
c) Clarias (magur)
d) All of these
Explanation: All of these
2. Which of the following is a fresh water cartilaginous fish?
a) Scoliodon (dog fish)
b) Trygon (sting ray)
c) Torpedo (electric ray)
d) None of these
Explanation: None of these
3. The name ‘amphibian’ indicates that they can live in
a) Aquatic habitat
b) Terrestrial habitat
c) Both (a) and (b)
d) Aerial habitat
Explanation: Both (a) and (b)
4. Amphibian belong to super class
a) Pisces
b) Agnatha
c) Gnathostomata
d) Tetrapoda
Explanation: Tetrapoda
5. The following features belong to which class?
(1) Body is divisible into head and trunks, tail may be present in some.
(2) Skin is moist and act as respiratory organ.
(3) External skeleton is absent.
(4) Eye have eyelids.
a) Cyclostomata
b) Amphibia
c) Reptilia
d) Osteichthyes
Explanation: Amphibia
6.Respiration in adult frog is by
a) Buccopharyngeal cavity
b) Skin
c) Lungs
d) All of these
Explanation: All of these
7. Respiration in tadpole larva is by
a) Gills
b) Lungs
c) Skin
d) All of these
Explanation: Respiration in tadpole larva is by Gills.
8. Which of the following tract open into a common chamber cloaca in amphibians?
a) Alimentary canal
b) Urinary tract
c) Reproductive tract
d) All of these
Explanation: All of these
9. Which type of dentition is found in amphibian?
a) Homodont
b) Thecodont
c) Heterodont
d) Monophyodont
Explanation: Homodont
10. Three chambered heart, cold blooded, external fertilization and indirect development is seen in
a) Labeo
b) Salpa
c) Frog
d) Myxine
Explanation: Three chambered heart, cold blooded, external fertilization and indirect development is seen in frog.